/* Calculator Common Styles */
.calculator-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

.calculator-container h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 600;
}

.step-container {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 20px;
}

.step-header {
    text-align: center;
    margin-bottom: 30px;
}

.step-header h2 {
    color: #0066cc;
    margin-bottom: 10px;
}

.step-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.primary-button, .secondary-button {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.primary-button {
    background: #0066cc;
    color: white;
}

.primary-button:hover {
    background: #004d99;
    transform: translateY(-2px);
    color: white;
}

.secondary-button {
    background: white;
    color: #0066cc;
    border: 2px solid #0066cc;
}

.secondary-button:hover {
    background: #0066cc;
    color: white;
}

.result-container {
    background: white;
    border: 2px solid #0066cc;
    border-radius: 8px;
    padding: 20px;
    margin-top: 20px;
    text-align: center;
}

.result-container h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.result-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid #dee2e6;
}

.result-item strong {
    color: #0066cc;
}

/* Enhanced Form Styling */
.calculator-form {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    margin: 30px 0;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.form-group {
    position: relative;
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: #2c3e50;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e1e8ed;
    border-radius: 10px;
    font-size: 16px;
    background: white;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
    transform: translateY(-1px);
}

.form-group input:hover,
.form-group select:hover {
    border-color: #0066cc;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.submit-button {
    width: 100%;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.4);
    background: linear-gradient(135deg, #004d99 0%, #003366 100%);
}

.submit-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(0, 102, 204, 0.3);
}

/* Gender Selection Enhancement */
.gender-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 25px;
}

.gender-option {
    position: relative;
}

.gender-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.gender-label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: white;
    border: 2px solid #e1e8ed;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    color: #2c3e50;
    text-align: center;
}

.gender-option input[type="radio"]:checked + .gender-label {
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    border-color: #0066cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.gender-label:hover {
    border-color: #0066cc;
    transform: translateY(-1px);
}

/* Input Field Icons */
.form-group.with-icon {
    position: relative;
}

.form-group.with-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 16px;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.5;
    z-index: 1;
    pointer-events: none;
}

.form-group.bust::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M16 7a4 4 0 11-8 0 4 4 0 018 0zM12 14a7 7 0 00-7 7h14a7 7 0 00-7-7z'/%3e%3c/svg%3e");
}

.form-group.waist::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z'/%3e%3c/svg%3e");
}

.form-group.hip::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 7v10a2 2 0 002 2h14a2 2 0 002-2V9a2 2 0 00-2-2H5a2 2 0 00-2-2z'/%3e%3c/svg%3e");
}

/* Shipping Calculator Icons */
.form-group.length::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M13 7h8m0 0v8m0-8l-8 8-4-4-6 6'/%3e%3c/svg%3e");
}

.form-group.width::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M8 9l4-4 4 4m0 6l-4 4-4-4'/%3e%3c/svg%3e");
}

.form-group.height::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M7 16V4m0 0L3 8m4-4l4 4m6 0v12m0 0l4-4m-4 4l-4-4'/%3e%3c/svg%3e");
}

.form-group.weight::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 6l3 1m0 0l-3 9a5.002 5.002 0 006.001 0M6 7l3 9M6 7l6-2m6 2l3-1m-3 1l-3 9a5.002 5.002 0 006.001 0M18 7l3 9m-3-9l-6-2m0-2v2m0 16V5m0 16H9m3 0h3'/%3e%3c/svg%3e");
}

/* Responsive Design */
@media (max-width: 768px) {
    .calculator-form {
        padding: 25px;
        margin: 20px 0;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gender-selector {
        grid-template-columns: 1fr;
    }
    
    .shipping-form-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .package-visualizer {
        width: 100%;
        height: 200px;
        order: -1;
    }
}

/* Result Container Enhancement */
.result-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #0066cc;
    border-radius: 16px;
    padding: 30px;
    margin-top: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
}

.result-container h3 {
    color: #0066cc;
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: 700;
}

.size-result {
    font-size: 48px;
    font-weight: bold;
    color: #0066cc;
    margin: 20px 0;
    text-shadow: 0 2px 4px rgba(0, 102, 204, 0.1);
}

.size-note {
    color: #6c757d;
    font-style: italic;
    margin-top: 15px;
    padding: 15px;
    background: rgba(0, 102, 204, 0.05);
    border-radius: 8px;
}

/* Unit Selector Enhancement (similar to gender selector) */
.unit-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 25px;
}

.unit-option {
    position: relative;
}

.unit-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.unit-label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: white;
    border: 2px solid #e1e8ed;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    color: #2c3e50;
    text-align: center;
}

.unit-option input[type="radio"]:checked + .unit-label {
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    border-color: #0066cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.unit-label:hover {
    border-color: #0066cc;
    transform: translateY(-1px);
}

/* Unit Display Enhancement */
.form-group {
    position: relative;
}

.unit-display {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    pointer-events: none;
    z-index: 2;
}

.form-group input {
    padding-right: 50px; /* Make room for unit display */
}

/* Shipping-specific icons */
.form-group.length::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M7 21h10a2 2 0 002-2V9.414a1 1 0 00-.293-.707l-5.414-5.414A1 1 0 0012.586 3H7a2 2 0 00-2 2v14a2 2 0 002 2z'/%3e%3c/svg%3e");
    right: 60px; /* Adjust for unit display */
}

.form-group.width::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 8V4m0 0h4M4 4l5 5m11-1V4m0 0h-4m4 0l-5 5M4 16v4m0 0h4m-4 0l5-5m11 5l-5-5m5 5v-4m0 4h-4'/%3e%3c/svg%3e");
    right: 60px;
}

.form-group.height::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M7 16V4m0 0L3 8m4-4l4 4m6 0v12m0 0l4-4m-4 4l-4-4'/%3e%3c/svg%3e");
    right: 60px;
}

.form-group.weight::before {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3 6l3 1m0 0l-3 9a5.002 5.002 0 006.001 0M6 7l3 9M6 7l6-2m6 2l3-1m-3 1l-3 9a5.002 5.002 0 006.001 0M18 7l3 9m-3-9l-6-2m0-2v2m0 16V5m0 16H9m3 0h3'/%3e%3c/svg%3e");
    right: 60px;
}

/* Enhanced shipping result display */
.shipping-result {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #0066cc;
    border-radius: 16px;
    padding: 30px;
    margin-top: 30px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
}

.shipping-result h3 {
    color: #0066cc;
    margin-bottom: 25px;
    font-size: 24px;
    font-weight: 700;
    text-align: center;
}

.result-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 25px 0;
}

.metric-card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #e1e8ed;
    text-align: center;
    transition: all 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.1);
}

.metric-value {
    font-size: 28px;
    font-weight: bold;
    color: #0066cc;
    margin: 10px 0;
}

.metric-label {
    font-size: 14px;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.dimensional-weight-info {
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid #ffc107;
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
}

.dimensional-weight-info h4 {
    color: #856404;
    margin-bottom: 10px;
}

.dimensional-weight-info p {
    color: #856404;
    margin: 0;
    font-size: 14px;
}

/* Advanced Shipping Calculator Enhancements */
.shipping-form-container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
    align-items: start;
    margin: 30px 0;
}

.shipping-form-container .calculator-form {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    margin: 0;
}

.package-visualizer {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e1e8ed;
    border-radius: 16px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
    overflow: hidden;
}

.package-3d {
    width: 200px;
    height: 150px;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    border-radius: 12px;
    position: relative;
    transform: perspective(400px) rotateX(-10deg) rotateY(15deg);
    box-shadow: 
        0 0 0 2px rgba(0, 102, 204, 0.2),
        0 20px 40px rgba(0, 102, 204, 0.3);
    transition: all 0.3s ease;
}

.package-3d:hover {
    transform: perspective(400px) rotateX(-5deg) rotateY(20deg) scale(1.05);
    box-shadow: 
        0 0 0 2px rgba(0, 102, 204, 0.3),
        0 25px 50px rgba(0, 102, 204, 0.4);
}

.package-dimensions {
    position: absolute;
    font-size: 12px;
    font-weight: 600;
    color: white;
    background: rgba(0, 0, 0, 0.7);
    padding: 4px 8px;
    border-radius: 4px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.package-3d::before {
    content: '';
    position: absolute;
    top: -10px;
    right: -10px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #87ceeb 0%, #4682b4 100%);
    border-radius: 8px;
    z-index: -1;
    transform: translateZ(-20px);
}

.package-3d::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: -10px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2c5aa0 0%, #1e3d72 100%);
    border-radius: 8px;
    z-index: -2;
    transform: translateZ(-40px);
}

.package-dimensions {
    position: absolute;
    font-size: 12px;
    font-weight: 600;
    color: #0066cc;
    background: white;
    padding: 2px 6px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.dim-length {
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}

.dim-width {
    right: 20px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
}

.dim-height {
    top: 20px;
    left: 20px;
}

.measurement-inputs {
    display: grid;
    gap: 20px;
}

.input-group-enhanced {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
    border: 2px solid #e8f2ff;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.input-group-enhanced:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 102, 204, 0.2);
    border-color: #d1e9ff;
}

.input-group-enhanced.active {
    border-color: #0066cc;
    box-shadow: 0 12px 35px rgba(0, 102, 204, 0.25);
}

.input-label-enhanced {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    font-weight: 700;
    color: #2c3e50;
    font-size: 16px;
}

.input-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.input-enhanced {
    width: 100%;
    border: 3px solid #0066cc;
    background: #f8f9ff;
    padding: 15px 20px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    color: #2c3e50;
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.1);
}

.input-enhanced::placeholder {
    color: #6c757d;
    font-weight: 500;
}

.input-enhanced:focus {
    outline: none;
    background: white;
    border-color: #0066cc;
    box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.2), 0 4px 15px rgba(0, 102, 204, 0.3);
    transform: scale(1.02);
}

/* Unit Toggle for Shipping Calculator */
.calculator-form .unit-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 30px;
    background: none;
    border: none;
    padding: 0;
    box-shadow: none;
}

.calculator-form .unit-btn {
    padding: 12px 20px;
    border: 2px solid #e1e8ed;
    background: white;
    color: #2c3e50;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
}

.calculator-form .unit-btn:hover {
    border-color: #0066cc;
    background: #f8f9ff;
    transform: translateY(-1px);
}

.calculator-form .unit-btn.active {
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    border-color: #0066cc;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
    transform: translateY(-2px);
}

.calculate-btn-enhanced {
    width: 100%;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    color: white;
    border: none;
    padding: 18px 24px;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
    margin-top: 30px;
}

.calculate-btn-enhanced:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.5);
    background: linear-gradient(135deg, #0052a3 0%, #003d7a 100%);
}

.calculate-btn-enhanced:active {
    transform: translateY(-1px);
}

.results-dashboard {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.1);
    border: 2px solid rgba(0, 102, 204, 0.1);
}

.results-header {
    text-align: center;
    margin-bottom: 35px;
}

.results-title {
    font-size: 28px;
    font-weight: 700;
    color: #0066cc;
    margin-bottom: 10px;
}

.results-subtitle {
    color: #6c757d;
    font-size: 16px;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.metric-card-enhanced {
    background: white;
    padding: 25px 20px;
    border-radius: 16px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.metric-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
}

.metric-card-enhanced:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 102, 204, 0.15);
    border-color: #0066cc;
}

.metric-value-enhanced {
    font-size: 32px;
    font-weight: 800;
    color: #0066cc;
    margin-bottom: 8px;
    line-height: 1;
}

.metric-label-enhanced {
    font-size: 13px;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.metric-unit {
    font-size: 18px;
    color: #28a745;
    font-weight: 600;
}

.alert-enhanced {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 2px solid #ffc107;
    border-radius: 12px;
    padding: 20px;
    margin-top: 25px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.alert-icon {
    width: 24px;
    height: 24px;
    background: #ffc107;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #856404;
    font-weight: bold;
    flex-shrink: 0;
}

.alert-content h4 {
    color: #856404;
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 600;
}

.alert-content p {
    color: #856404;
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .shipping-form-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .package-visualizer {
        width: 100%;
        height: 250px;
        order: -1;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .metric-value-enhanced {
        font-size: 24px;
    }
}

/* Image DPI Calculator Specific Styles */
.image-form-container {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: start;
}

.image-visualizer {
    width: 350px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 
        0 10px 40px rgba(0, 102, 204, 0.08),
        0 4px 20px rgba(0, 102, 204, 0.04);
    border: 1px solid rgba(0, 102, 204, 0.08);
    position: relative;
}

.image-visualizer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0066cc, #4dabf7);
    border-radius: 20px 20px 0 0;
}

.preview-container {
    margin-bottom: 30px;
}

.image-preview {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e1e8ed;
    border-radius: 16px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.image-preview:hover {
    border-color: #0066cc;
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.1);
    transform: translateY(-2px);
}

.pixel-grid {
    width: 85%;
    height: 75%;
    background-image: 
        linear-gradient(90deg, rgba(0, 102, 204, 0.15) 1px, transparent 1px),
        linear-gradient(rgba(0, 102, 204, 0.15) 1px, transparent 1px);
    background-size: 12px 12px;
    border-radius: 8px;
    transition: all 0.4s ease;
    position: relative;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.pixel-grid::after {
    content: '🖼️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 28px;
    opacity: 0.5;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.image-info {
    position: absolute;
    
    background: linear-gradient(135deg, #0066cc, #4dabf7);
    color: white;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 
        0 4px 15px rgba(0, 102, 204, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 120px;
}

.resolution-display {
    font-size: 15px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
}

.resolution-display::before {
    content: '📐';
    font-size: 13px;
}

.aspect-ratio {
    font-size: 12px;
    opacity: 0.95;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
}

.aspect-ratio::before {
    content: '📏';
    font-size: 11px;
}

.print-preview {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px dashed #adb5bd;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    min-height: 70px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
}

.print-preview::before {
    content: '🖨️';
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 16px;
    opacity: 0.5;
}

.print-preview:hover {
    border-color: #0066cc;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.print-dimensions {
    font-size: 18px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.print-dimensions::before {
    content: '📄';
    font-size: 16px;
}

.dpi-indicator {
    font-size: 14px;
    color: #6c757d;
    padding: 6px 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
    display: inline-block;
    font-weight: 600;
    border: 1px solid #dee2e6;
}

.dpi-indicator.excellent {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-color: #c3e6cb;
}

.dpi-indicator.good {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border-color: #ffeaa7;
}

.dpi-indicator.poor {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-color: #f5c6cb;
}

.section-header {
    margin: 30px 0 20px 0;
    padding: 20px;
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border-radius: 12px;
    border-left: 4px solid #0066cc;
}

.section-header h3 {
    margin: 0 0 8px 0;
    color: #0066cc;
    font-size: 18px;
    font-weight: 700;
}

.section-header p {
    margin: 0;
    color: #6c757d;
    font-size: 14px;
}

.quick-sizes {
    margin-top: 25px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    border: 1px solid #dee2e6;
}

.quick-sizes h4 {
    color: #2c3e50;
    margin-bottom: 18px;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.size-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.size-btn {
    padding: 12px 16px;
    border: 2px solid #dee2e6;
    background: #ffffff;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #495057;
    text-align: center;
    position: relative;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.size-btn:hover {
    background: #0066cc;
    color: white;
    border-color: #0066cc;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

.size-btn.active {
    background: #0066cc;
    color: white;
    border-color: #0066cc;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

/* DPI Results Dashboard */
.dpi-results-dashboard {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.1);
    border: 2px solid rgba(0, 102, 204, 0.1);
}

.dpi-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.dpi-metric {
    background: white;
    padding: 25px 20px;
    border-radius: 16px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dpi-metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
}

.dpi-metric:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 102, 204, 0.15);
    border-color: #0066cc;
}

.dpi-value {
    font-size: 36px;
    font-weight: 800;
    color: #0066cc;
    margin-bottom: 8px;
    line-height: 1;
}

.dpi-label {
    font-size: 13px;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.quality-assessment {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin-top: 25px;
    border-left: 5px solid #28a745;
}

.quality-assessment.warning {
    border-left-color: #ffc107;
    background: #fff9e6;
}

.quality-assessment.danger {
    border-left-color: #dc3545;
    background: #ffe6e6;
}

.quality-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #2c3e50;
}

.quality-description {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* Responsive Design for Image Calculator */
@media (max-width: 768px) {
    .image-form-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .image-visualizer {
        width: 100%;
        order: -1;
    }
    
    .dpi-summary {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .size-buttons {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .image-sections {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-content {
        grid-template-columns: 1fr;
    }
    
    .size-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .dpi-summary {
        grid-template-columns: 1fr;
    }
    
    .image-form-container {
        padding: 20px;
    }
    
    .results-title {
        font-size: 24px;
    }
    
    .dpi-value {
        font-size: 28px;
    }
}

.unit-toggle {
    display: flex;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 6px;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.unit-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.unit-btn.active {
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.unit-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.image-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 25px 0;
}

.section-header {
    background: rgba(255, 255, 255, 0.2);
    padding: 20px 25px;
    border-radius: 15px;
    margin-bottom: 25px;
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.section-header h3 {
    margin: 0 0 8px 0;
    color: #2c3e50;
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.section-header p {
    margin: 0;
    color: 2c3e50;
    font-size: 15px;
    font-weight: 500;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 25px 0;
}

.section-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.image-form-container .input-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.unit-display {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #0066cc;
    font-weight: 700;
    font-size: 15px;
    pointer-events: none;
    background: rgba(0, 102, 204, 0.1);
    padding: 4px 8px;
    border-radius: 6px;
    border: 1px solid rgba(0, 102, 204, 0.2);
}

.input-unit {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #0066cc;
    font-weight: 700;
    font-size: 15px;
    pointer-events: none;
    background: rgba(0, 102, 204, 0.1);
    padding: 4px 8px;
    border-radius: 6px;
    border: 1px solid rgba(0, 102, 204, 0.2);
}

.quick-sizes {
    margin: 20px 0;
}

.size-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.size-btn {
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    backdrop-filter: blur(10px);
}

.size-btn:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.size-btn.active {
    border-color: #00ff88;
    background: rgba(0, 255, 136, 0.2);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.preview-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.info-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 12px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.info-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 5px;
    font-weight: 500;
}

.info-value {
    font-size: 16px;
    color: white;
    font-weight: 600;
}

.dpi-indicator {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 14px;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.dpi-indicator.excellent {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.4);
}

.dpi-indicator.good {
    background: linear-gradient(135deg, #ffa500, #ff8c00);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 165, 0, 0.4);
}

.dpi-indicator.poor {
    background: linear-gradient(135deg, #ff4757, #ff3838);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
}

.results-header {
    text-align: center;
    margin-bottom: 30px;
}

.results-title {
    color: #2c3e50;
    font-size: 28px;
    margin: 0 0 10px 0;
    font-weight: 700;
}

.results-subtitle {
    color: #6c757d;
    font-size: 16px;
    margin: 0;
}

.dpi-metric {
    background: white;
    padding: 25px 20px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f3f4;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dpi-metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.dpi-metric:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.quality-assessment.excellent {
    border-left-color: #00ff88;
    background: linear-gradient(135deg, #f0fff4, #e8f5e8);
}

.quality-assessment.good {
    border-left-color: #ffa500;
    background: linear-gradient(135deg, #fff8f0, #ffeaa7);
}

.quality-assessment.poor {
    border-left-color: #ff4757;
    background: linear-gradient(135deg, #fff0f0, #ffe8e8);
}

.quality-assessment.excellent .quality-title {
    color: #00aa55;
}

.quality-assessment.good .quality-title {
    color: #cc7700;
}

.quality-assessment.poor .quality-title {
    color: #cc2244;
}

/* Image DPI Calculator Layout */
.image-form-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 30px;
    align-items: start;
    margin: 30px 0;
}

.image-form-container .calculator-form {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.1);
    margin: 0;
}

/* Image calculator form icons */
.image-form-container .form-group.with-icon:before {
    content: '';
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    pointer-events: none;
    z-index: 2;
}

.image-form-container .form-group input {
    padding-left: 45px;
}

/* Specific icons for image inputs */
.image-form-container .form-group:has(input[name="imageWidth"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23007bff"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M7 11h2v2H7zm4-2h2v2h-2zm4 0h2v2h-2z"/></svg>');
}

.image-form-container .form-group:has(input[name="imageHeight"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23007bff"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M11 7h2v2h-2zm0 4h2v2h-2zm0 4h2v2h-2z"/></svg>');
}

.image-form-container .form-group:has(input[name="printWidth"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23007bff"><path d="M19 8H5c-1.66 0-3 1.34-3 3v6h4v4h12v-4h4v-6c0-1.66-1.34-3-3-3zm-3 11H8v-5h8v5zm3-7c-.55 0-1-.45-1-1s.45-1 1-1 1 .45 1 1-.45 1-1 1zm-1-9H6v4h12V3z"/></svg>');
}

.image-form-container .form-group:has(input[name="printHeight"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23007bff"><path d="M19 8H5c-1.66 0-3 1.34-3 3v6h4v4h12v-4h4v-6c0-1.66-1.34-3-3-3zm-3 11H8v-5h8v5zm3-7c-.55 0-1-.45-1-1s.45-1 1-1 1 .45 1 1-.45 1-1 1zm-1-9H6v4h12V3z"/></svg>');
}

/* Image DPI Calculator Specific Styles */
.image-visualizer {
    width: 320px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.1);
}

.preview-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.image-preview, .print-preview {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pixel-grid {
    width: 100%;
    height: 120px;
    background: linear-gradient(45deg, #f0f0f0 25%, transparent 25%),
                linear-gradient(-45deg, #f0f0f0 25%, transparent 25%),
                linear-gradient(45deg, transparent 75%, #f0f0f0 75%),
                linear-gradient(-45deg, transparent 75%, #f0f0f0 75%);
    background-size: 8px 8px;
    background-position: 0 0, 0 4px, 4px -4px, -4px 0px;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.resolution-display, .print-dimensions {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.25rem;
}

.aspect-ratio, .dpi-indicator {
    font-size: 0.9rem;
    color: #fff;
}

.quick-sizes h4 {
    margin-bottom: 1rem;
    color: #333;
    font-size: 1.1rem;
}

.size-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.size-btn {
    background: white;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    color:#495057;
}

.size-btn:hover {
    background: #007bff;
    color: white;
    border-color: #007bff;
    transform: translateY(-1px);
}

.unit-display {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.85rem;
    color: #666;
    background: rgba(0, 123, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

/* Responsive adjustments for image calculator */
@media (max-width: 768px) {
    .image-form-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .image-visualizer {
        width: 100%;
        order: -1; /* Move visualizer above form on mobile */
    }
    
    .preview-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .size-buttons {
        justify-content: center;
    }
    
    .size-btn {
        flex: 1;
        min-width: 60px;
    }
}

/* Furniture Layout Calculator Styles */
.furniture-form-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
    align-items: start;
}

.room-visualizer {
    width: 350px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 
        0 10px 40px rgba(0, 102, 204, 0.08),
        0 4px 20px rgba(0, 102, 204, 0.04);
    border: 1px solid rgba(0, 102, 204, 0.08);
    position: relative;
}

.room-visualizer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #28a745, #20c997);
    border-radius: 20px 20px 0 0;
}

.room-preview {
    margin-bottom: 30px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e1e8ed;
    border-radius: 16px;
    padding: 20px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.room-preview:hover {
    border-color: #28a745;
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.1);
    transform: translateY(-2px);
}

.room-outline {
    width: 90%;
    height: 80%;
    border: 3px solid #28a745;
    border-radius: 8px;
    position: relative;
    background: linear-gradient(45deg, transparent 49%, rgba(40, 167, 69, 0.1) 50%, transparent 51%);
    background-size: 10px 10px;
}

.furniture-piece {
    position: absolute;
    background: linear-gradient(135deg, #dc3545, #c82333);
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
    border: 2px solid #ffffff;
    width: 40%;
    height: 30%;
    top: 35%;
    left: 30%;
    transition: all 0.4s ease;
}

.furniture-piece::after {
    content: '🛋️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 16px;
}

.room-info {
    position: absolute;
    top: 12px;
    right: 12px;
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    box-shadow: 
        0 4px 15px rgba(40, 167, 69, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 100px;
}

.room-area {
    font-size: 13px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 700;
}

.room-area::before {
    content: '🏠';
    font-size: 12px;
}

.furniture-area {
    font-size: 12px;
    opacity: 0.95;
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
}

.furniture-area::before {
    content: '🛋️';
    font-size: 11px;
}

.quick-sizes {
    margin-top: 25px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    border: 1px solid #dee2e6;
}

.quick-sizes h4 {
    color: #2c3e50;
    margin-bottom: 18px;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.room-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.room-btn {
    padding: 12px 8px;
    border: 2px solid #dee2e6;
    background: #ffffff;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #495057;
    text-align: center;
    min-height: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
}

.room-btn:hover {
    background: #28a745;
    color: white;
    border-color: #28a745;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.3);
}

.room-btn.active {
    background: #28a745;
    color: white;
    border-color: #28a745;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

/* Furniture form icons */
.furniture-form-container .form-group.with-icon:before {
    content: '';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    pointer-events: none;
    z-index: 2;
}

.furniture-form-container .form-group input {
    padding-left: 45px;
}

.furniture-form-container .form-group:has(input[name="roomLength"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%2328a745"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M7 11h10v2H7z"/></svg>');
}

.furniture-form-container .form-group:has(input[name="roomWidth"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%2328a745"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M11 7h2v10h-2z"/></svg>');
}

.furniture-form-container .form-group:has(input[name="furnitureLength"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23dc3545"><path d="M21 8V6h-2V4c0-1.1-.9-2-2-2H7c-1.1 0-2 .9-2 2v2H3v2h2v8H3v2h2v2c0 1.1.9 2 2 2h10c1.1 0 2-.9 2-2v-2h2v-2h-2V8h2zM7 4h10v2H7V4zm0 4h10v8H7V8zm0 10h10v2H7v-2z"/></svg>');
}

.furniture-form-container .form-group:has(input[name="furnitureWidth"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23dc3545"><path d="M21 8V6h-2V4c0-1.1-.9-2-2-2H7c-1.1 0-2 .9-2 2v2H3v2h2v8H3v2h2v2c0 1.1.9 2 2 2h10c1.1 0 2-.9 2-2v-2h2v-2h-2V8h2zM7 4h10v2H7V4zm0 4h10v8H7V8zm0 10h10v2H7v-2z"/></svg>');
}

/* Responsive Design for Furniture Calculator */
@media (max-width: 768px) {
    .furniture-form-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .room-visualizer {
        width: 100%;
        max-width: 100%;
    }
    
    .room-buttons {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
    
    .room-btn {
        min-height: 45px;
        font-size: 10px;
        padding: 8px 4px;
    }
}

/* Furniture Layout Results Dashboard */
.layout-results-dashboard {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    margin-top: 30px;
    box-shadow: 
        0 10px 40px rgba(40, 167, 69, 0.08),
        0 4px 20px rgba(40, 167, 69, 0.04);
    border: 1px solid rgba(40, 167, 69, 0.08);
    position: relative;
}

.layout-results-dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #28a745, #20c997);
    border-radius: 20px 20px 0 0;
}

.fit-assessment {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    padding: 20px;
    margin: 25px 0;
    border: 2px solid #dee2e6;
}

.fit-assessment.excellent {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-color: #c3e6cb;
    color: #155724;
}

.fit-assessment.good {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-color: #ffeaa7;
    color: #856404;
}

.fit-assessment.poor {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    border-color: #f5c6cb;
    color: #721c24;
}

.fit-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.fit-label {
    font-weight: 600;
    font-size: 16px;
}

.fit-value {
    font-weight: 700;
    font-size: 18px;
}

.fit-description {
    font-size: 14px;
    line-height: 1.5;
    opacity: 0.9;
}

.layout-recommendations {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid #28a745;
}

.layout-recommendations h4 {
    color: #28a745;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
}

.layout-recommendations ul {
    margin: 0;
    padding-left: 20px;
}

.layout-recommendations li {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 8px;
}

/* Pixel Converter Calculator Styles */
.pixel-form-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
    align-items: start;
}

.device-visualizer {
    width: 350px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 
        0 10px 40px rgba(102, 51, 204, 0.08),
        0 4px 20px rgba(102, 51, 204, 0.04);
    border: 1px solid rgba(102, 51, 204, 0.08);
    position: relative;
}

.device-visualizer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6633cc, #7b68ee);
    border-radius: 20px 20px 0 0;
}

.device-preview {
    margin-bottom: 30px;
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    border-radius: 16px;
    padding: 20px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.device-preview:hover {
    box-shadow: 0 8px 25px rgba(102, 51, 204, 0.2);
    transform: translateY(-2px);
}

.screen-outline {
    width: 90%;
    height: 80%;
    border: 3px solid #ffffff;
    border-radius: 12px;
    position: relative;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.screen-outline.monitor {
    border-radius: 8px;
    border-color: #ecf0f1;
}

.screen-outline.phone {
    border-radius: 20px;
    border-color: #34495e;
    aspect-ratio: 9/19.5;
    width: 45%;
    height: 85%;
}

.screen-outline.tablet {
    border-radius: 12px;
    border-color: #34495e;
    aspect-ratio: 4/3;
    width: 75%;
    height: 75%;
}

.pixel-representation {
    width: 90%;
    height: 90%;
    background-image: 
        linear-gradient(90deg, rgba(102, 51, 204, 0.2) 1px, transparent 1px),
        linear-gradient(rgba(102, 51, 204, 0.2) 1px, transparent 1px);
    background-size: 8px 8px;
    border-radius: 4px;
    position: relative;
    transition: all 0.4s ease;
}

.pixel-representation::after {
    content: '📱';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    opacity: 0.6;
    filter: brightness(1.5);
}

.device-info {
    position: absolute;
    top: 8px;
    right: 8px;
    background: linear-gradient(135deg, #6633cc, #7b68ee);
    color: white;
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    box-shadow: 
        0 4px 15px rgba(102, 51, 204, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 90px;
    text-align: center;
}

.resolution-info {
    font-size: 12px;
    margin-bottom: 3px;
    font-weight: 700;
}

.resolution-info::before {
    content: '📐';
    margin-right: 4px;
    font-size: 10px;
}

.ppi-info {
    font-size: 11px;
    opacity: 0.95;
    font-weight: 500;
}

.ppi-info::before {
    content: '⚡';
    margin-right: 4px;
    font-size: 9px;
}

.device-presets {
    margin-top: 25px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    border: 1px solid #dee2e6;
}

.device-presets h4 {
    color: #2c3e50;
    margin-bottom: 18px;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.preset-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.preset-btn {
    padding: 12px 8px;
    border: 2px solid #dee2e6;
    background: #ffffff;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #495057;
    text-align: center;
    min-height: 55px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.3;
}

.preset-btn:hover {
    background: #6633cc;
    color: white;
    border-color: #6633cc;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 51, 204, 0.3);
}

.preset-btn.active {
    background: #6633cc;
    color: white;
    border-color: #6633cc;
    box-shadow: 0 4px 15px rgba(102, 51, 204, 0.3);
}

/* Pixel converter form icons */
.pixel-form-container .form-group.with-icon:before {
    content: '';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    pointer-events: none;
    z-index: 2;
}

.pixel-form-container .form-group input,
.pixel-form-container .form-group select {
    padding-left: 45px;
}

.pixel-form-container .form-group:has(select[name="deviceType"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%236633cc"><path d="M17 2H7c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h10c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H7V6h10v10z"/></svg>');
}

.pixel-form-container .form-group:has(input[name="screenSize"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%236633cc"><path d="M20 3H4c-1 0-2 .9-2 2v11c0 1.1.9 2 2 2h3l-1 1v1h12v-1l-1-1h3c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 11H4V5h16v9z"/></svg>');
}

.pixel-form-container .form-group:has(input[name="pixelWidth"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%236633cc"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M7 11h10v2H7z"/></svg>');
}

.pixel-form-container .form-group:has(input[name="pixelHeight"]):before {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%236633cc"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V5h14v14z"/><path d="M11 7h2v10h-2z"/></svg>');
}

/* Responsive Design for Pixel Converter */
@media (max-width: 768px) {
    .pixel-form-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .device-visualizer {
        width: 100%;
        max-width: 100%;
    }
    
    .preset-buttons {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .preset-btn {
        min-height: 45px;
        font-size: 10px;
        padding: 8px 6px;
    }
}

/* Pixel Converter Results Dashboard */
.pixel-results-dashboard {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    margin-top: 30px;
    box-shadow: 
        0 10px 40px rgba(102, 51, 204, 0.08),
        0 4px 20px rgba(102, 51, 204, 0.04);
    border: 1px solid rgba(102, 51, 204, 0.08);
    position: relative;
}

.pixel-results-dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6633cc, #7b68ee);
    border-radius: 20px 20px 0 0;
}

.device-assessment {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    padding: 20px;
    margin: 25px 0;
    border: 2px solid #dee2e6;
}

.device-assessment.excellent {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-color: #c3e6cb;
    color: #155724;
}

.device-assessment.good {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-color: #ffeaa7;
    color: #856404;
}

.device-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.device-label {
    font-weight: 600;
    font-size: 16px;
}

.device-value {
    font-weight: 700;
    font-size: 18px;
}

.device-description {
    font-size: 14px;
    line-height: 1.5;
    opacity: 0.9;
}

.conversion-chart {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border-radius: 12px;
    padding: 20px;
    margin: 25px 0;
    border-left: 4px solid #6633cc;
}

.conversion-chart h4 {
    color: #6633cc;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.reference-item {
    background: rgba(255, 255, 255, 0.7);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    border: 1px solid rgba(102, 51, 204, 0.1);
}

.pixel-recommendations {
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid #6633cc;
}

.pixel-recommendations h4 {
    color: #6633cc;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
}

.pixel-recommendations ul {
    margin: 0;
    padding-left: 20px;
}

.pixel-recommendations li {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 8px;
}

.pixel-recommendations li strong {
    color: #6633cc;
}
/* =================================
   AREA/VOLUME CALCULATOR STYLES
   ================================= */

/* Main Container */
.area-form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 30px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 
        0 20px 60px rgba(139, 69, 19, 0.08),
        0 8px 30px rgba(139, 69, 19, 0.04);
    border: 1px solid rgba(139, 69, 19, 0.08);
    position: relative;
    overflow: hidden;
}

.area-form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #8B4513, #D2691E);
    border-radius: 20px 20px 0 0;
}

/* Form Styling */
.area-form-container .calculator-form {
    background: rgba(255, 255, 255, 0.7);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(139, 69, 19, 0.1);
}

.area-form-container .section-header {
    margin: 25px 0 20px 0;
    border-bottom: 2px solid rgba(139, 69, 19, 0.1);
    padding-bottom: 15px;
}

.area-form-container .section-header:first-child {
    margin-top: 0;
}

.area-form-container .section-header h3 {
    color: #8B4513;
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.area-form-container .section-header p {
    color: #6c757d;
    margin: 0;
    font-size: 14px;
    line-height: 1.4;
}

.area-form-container .form-group {
    position: relative;
    margin-bottom: 25px;
}

.area-form-container .form-group label {
    display: block;
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
    font-size: 14px;
}

.area-form-container .form-group input,
.area-form-container .form-group select {
    width: 100%;
    padding: 12px 45px 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #ffffff;
}

.area-form-container .form-group input:focus,
.area-form-container .form-group select:focus {
    outline: none;
    border-color: #8B4513;
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
    transform: translateY(-1px);
}

.area-form-container .form-group .form-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #8B4513;
    font-size: 16px;
    pointer-events: none;
    margin-top: 12px;
}

.area-form-container .form-group .unit-display {
    position: absolute;
    right: 45px;
    top: 50%;
    transform: translateY(-50%);
    background: #8B4513;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 12px;
}

.area-form-container .dimensions-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.area-form-container .dimensions-group .form-group {
    margin-bottom: 15px;
}

.area-form-container .submit-button {
    width: 100%;
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.area-form-container .submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 69, 19, 0.3);
}

.area-form-container .submit-button:active {
    transform: translateY(0);
}

/* Shape Visualizer */
.shape-visualizer {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(139, 69, 19, 0.1);
    height: fit-content;
}

.shape-visualizer .visualizer-header {
    text-align: center;
    margin-bottom: 25px;
}

.shape-visualizer .visualizer-header h3 {
    color: #8B4513;
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 700;
}

.shape-visualizer .visualizer-header p {
    color: #6c757d;
    margin: 0;
    font-size: 14px;
}

.shape-preview {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.shape-display {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 150px;
}

.shape-outline {
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shape-outline.rectangle {
    width: 120px;
    height: 80px;
    border: 3px solid #8B4513;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.1) 0%, rgba(210, 105, 30, 0.1) 100%);
}

.shape-outline.circle {
    width: 100px;
    height: 100px;
    border: 3px solid #8B4513;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.1) 0%, rgba(210, 105, 30, 0.1) 100%);
}

.shape-outline.triangle {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 80px solid rgba(139, 69, 19, 0.2);
    background: none;
    border-radius: 0;
}

.dimension-labels {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.length-label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: #8B4513;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.width-label {
    position: absolute;
    right: -35px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    background: #D2691E;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.height-label {
    position: absolute;
    left: -35px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    background: #CD853F;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.shape-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
    width: 100%;
}

.info-item {
    text-align: center;
    padding: 10px;
    background: rgba(139, 69, 19, 0.05);
    border-radius: 8px;
}

.info-label {
    display: block;
    font-size: 12px;
    color: #6c757d;
    font-weight: 600;
    margin-bottom: 4px;
}

.info-value {
    display: block;
    font-size: 14px;
    color: #8B4513;
    font-weight: 700;
}

/* Shape Presets */
.shape-presets {
    background: rgba(139, 69, 19, 0.02);
    border-radius: 12px;
    padding: 20px;
}

.shape-presets h4 {
    color: #8B4513;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
    text-align: center;
}

.preset-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.preset-btn {
    background: #ffffff;
    border: 2px solid rgba(139, 69, 19, 0.2);
    border-radius: 10px;
    padding: 15px 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: #8B4513;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.preset-btn:hover {
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(139, 69, 19, 0.3);
}

.preset-btn.active {
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(139, 69, 19, 0.3);
}

.preset-btn i {
    font-size: 18px;
    margin-bottom: 4px;
}

.preset-btn small {
    font-size: 10px;
    opacity: 0.8;
}

/* Area/Volume Results Dashboard */
.area-results-dashboard {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    padding: 30px;
    margin-top: 30px;
    box-shadow: 
        0 10px 40px rgba(139, 69, 19, 0.08),
        0 4px 20px rgba(139, 69, 19, 0.04);
    border: 1px solid rgba(139, 69, 19, 0.08);
    position: relative;
}

.area-results-dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #8B4513, #D2691E);
    border-radius: 20px 20px 0 0;
}

.material-estimates {
    background: linear-gradient(135deg, #fff8dc 0%, #f5e6d3 100%);
    border-radius: 12px;
    padding: 20px;
    margin: 25px 0;
    border-left: 4px solid #8B4513;
}

.material-estimates h4 {
    color: #8B4513;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
}

.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.material-item {
    background: rgba(255, 255, 255, 0.7);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    border: 1px solid rgba(139, 69, 19, 0.1);
}

.area-recommendations {
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    border-radius: 12px;
    padding: 20px;
    border-left: 4px solid #8B4513;
}

.area-recommendations h4 {
    color: #8B4513;
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 700;
}

.area-recommendations ul {
    margin: 0;
    padding-left: 20px;
}

.area-recommendations li {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 8px;
}

.area-recommendations li strong {
    color: #8B4513;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .area-form-container {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 30px;
    }
    
    .area-form-container .dimensions-group {
        grid-template-columns: 1fr;
    }
    
    .preset-buttons {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .area-form-container {
        padding: 20px;
        margin: 20px 0;
    }
    
    .area-form-container .calculator-form,
    .shape-visualizer {
        padding: 20px;
    }
    
    .preset-buttons {
        grid-template-columns: 1fr;
    }
    
    .preset-btn {
        font-size: 10px;
        padding: 8px 6px;
    }
}

/* ===== BMI CALCULATOR STYLES - MODERN MEDICAL THEME ===== */
.bmi-calculator-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    background: linear-gradient(145deg, #0f4c75 0%, #3282b8 50%, #bbe1fa 100%);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.bmi-calculator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="medical" patternUnits="userSpaceOnUse" width="20" height="20"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.03)"/></pattern></defs><rect width="100" height="100" fill="url(%23medical)"/></svg>') repeat;
    pointer-events: none;
}

.bmi-calculator-container .calculator-header {
    text-align: center;
    margin-bottom: 3rem;
    color: white;
    position: relative;
    z-index: 2;
}

.bmi-calculator-container .calculator-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.4);
    background: linear-gradient(45deg, #ffffff, #bbe1fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.bmi-calculator-container .calculator-subtitle {
    font-size: 1.3rem;
    opacity: 0.95;
    margin: 0;
    font-weight: 300;
    letter-spacing: 1px;
}

.bmi-calculator-container .calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    position: relative;
    z-index: 2;
}

/* Left Column: Advanced Medical Form */
.bmi-calculator-container .calculator-inputs {
    background: rgba(255, 255, 255, 0.98);
    padding: 3rem;
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(15, 76, 117, 0.2), 
                0 15px 30px rgba(15, 76, 117, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.bmi-calculator-container .calculator-inputs::before {
    content: '🏥';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 8rem;
    opacity: 0.03;
    pointer-events: none;
    transform: rotate(15deg);
}

.bmi-calculator-container .input-section {
    margin-bottom: 2.5rem;
}

.bmi-calculator-container .input-section h3 {
    color: #0f4c75;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    padding-left: 3rem;
}

.bmi-calculator-container .input-section h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2rem;
    height: 2rem;
    background: linear-gradient(45deg, #3282b8, #0f4c75);
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(15, 76, 117, 0.3);
}

.bmi-calculator-container .input-section:nth-child(1) h3::before {
    content: '👤';
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, #3282b8, #0f4c75);
    font-size: 1rem;
}

.bmi-calculator-container .input-section:nth-child(2) h3::before {
    content: '📏';
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, #3282b8, #0f4c75);
    font-size: 1rem;
}

.bmi-calculator-container .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.bmi-calculator-container .form-group {
    margin-bottom: 2rem;
    position: relative;
}

.bmi-calculator-container .form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 600;
    color: #0f4c75;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .form-group input,
.bmi-calculator-container .form-group select {
    width: 100%;
    padding: 18px 25px;
    border: 3px solid #e8f4f8;
    border-radius: 25px;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background: linear-gradient(145deg, #f8fbfd, #ffffff);
    box-shadow: inset 0 2px 4px rgba(15, 76, 117, 0.1);
    color: #0f4c75;
    font-weight: 600;
}

.bmi-calculator-container .form-group input:focus,
.bmi-calculator-container .form-group select:focus {
    outline: none;
    border-color: #3282b8;
    background: white;
    box-shadow: 0 0 0 6px rgba(50, 130, 184, 0.15),
                inset 0 2px 4px rgba(15, 76, 117, 0.1);
    transform: translateY(-2px);
}

.bmi-calculator-container .quick-buttons {
    display: flex;
    gap: 0.8rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.bmi-calculator-container .quick-buttons button {
    padding: 12px 20px;
    border: 2px solid #3282b8;
    background: linear-gradient(145deg, transparent, rgba(50, 130, 184, 0.05));
    color: #3282b8;
    border-radius: 25px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .quick-buttons button:hover {
    background: linear-gradient(145deg, #3282b8, #0f4c75);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(50, 130, 184, 0.4);
}

.bmi-calculator-container .calculate-btn {
    width: 100%;
    padding: 20px;
    background: linear-gradient(145deg, #0f4c75 0%, #3282b8 50%, #0f4c75 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 1.3rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    margin-top: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.bmi-calculator-container .calculate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.bmi-calculator-container .calculate-btn:hover::before {
    left: 100%;
}

.bmi-calculator-container .calculate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(15, 76, 117, 0.4);
}

/* Right Column: Advanced Health Visualizer */
.bmi-calculator-container .bmi-visualizer {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(15, 76, 117, 0.2), 
                0 15px 30px rgba(15, 76, 117, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.bmi-calculator-container .bmi-visualizer::before {
    content: '⚕️';
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: 10rem;
    opacity: 0.03;
    pointer-events: none;
    transform: rotate(-15deg);
}

.bmi-calculator-container .visualizer-header {
    text-align: center;
    margin-bottom: 3rem;
}

.bmi-calculator-container .visualizer-header h3 {
    color: #0f4c75;
    font-size: 2rem;
    margin-bottom: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bmi-calculator-container .visualizer-header p {
    color: #3282b8;
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
}

/* Advanced BMI Scale with Medical Design */
.bmi-calculator-container .bmi-scale-container {
    position: relative;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(145deg, #f8fbfd, #ffffff);
    border-radius: 25px;
    box-shadow: inset 0 4px 8px rgba(15, 76, 117, 0.1);
}

.bmi-calculator-container .bmi-scale {
    display: flex;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(15, 76, 117, 0.2);
    margin-bottom: 2rem;
    position: relative;
    height: 80px;
}

.bmi-calculator-container .scale-section {
    flex: 1;
    padding: 1.5rem;
    text-align: center;
    color: white;
    font-weight: 700;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .scale-section.underweight {
    background: linear-gradient(145deg, #4fc3f7, #29b6f6);
}

.bmi-calculator-container .scale-section.normal {
    background: linear-gradient(145deg, #66bb6a, #43a047);
}

.bmi-calculator-container .scale-section.overweight {
    background: linear-gradient(145deg, #ffb74d, #ff9800);
}

.bmi-calculator-container .scale-section.obese {
    background: linear-gradient(145deg, #ef5350, #e53935);
}

.bmi-calculator-container .category-label {
    font-size: 1rem;
    margin-bottom: 4px;
    font-weight: 700;
}

.bmi-calculator-container .range-label {
    font-size: 0.8rem;
    opacity: 0.9;
    font-weight: 500;
}

/* Advanced BMI Indicator with Medical Precision */
.bmi-calculator-container .bmi-indicator {
    position: absolute;
    top: -25px;
    left: 0%;
    transform: translateX(-50%);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 20;
}

.bmi-calculator-container .indicator-arrow {
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 25px solid #0f4c75;
    margin: 0 auto 8px;
    filter: drop-shadow(0 4px 8px rgba(15, 76, 117, 0.3));
}

.bmi-calculator-container .indicator-value {
    background: linear-gradient(145deg, #0f4c75, #3282b8);
    color: white;
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: 0 8px 20px rgba(15, 76, 117, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .bmi-indicator.underweight .indicator-arrow {
    border-top-color: #4fc3f7;
}

.bmi-calculator-container .bmi-indicator.underweight .indicator-value {
    background: linear-gradient(145deg, #4fc3f7, #29b6f6);
}

.bmi-calculator-container .bmi-indicator.normal .indicator-arrow {
    border-top-color: #66bb6a;
}

.bmi-calculator-container .bmi-indicator.normal .indicator-value {
    background: linear-gradient(145deg, #66bb6a, #43a047);
}

.bmi-calculator-container .bmi-indicator.overweight .indicator-arrow {
    border-top-color: #ffb74d;
}

.bmi-calculator-container .bmi-indicator.overweight .indicator-value {
    background: linear-gradient(145deg, #ffb74d, #ff9800);
    color: #333;
}

.bmi-calculator-container .bmi-indicator.obese .indicator-arrow {
    border-top-color: #ef5350;
}

.bmi-calculator-container .bmi-indicator.obese .indicator-value {
    background: linear-gradient(145deg, #ef5350, #e53935);
}

/* Medical Health Metrics Dashboard */
.bmi-calculator-container .health-metrics {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.bmi-calculator-container .metric-card {
    display: flex;
    align-items: center;
    padding: 1.8rem;
    background: linear-gradient(145deg, #f8fbfd, #ffffff);
    border-radius: 20px;
    border-left: 6px solid #3282b8;
    box-shadow: 0 8px 20px rgba(15, 76, 117, 0.1);
    transition: all 0.3s ease;
}

.bmi-calculator-container .metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(15, 76, 117, 0.2);
}

.bmi-calculator-container .metric-icon {
    font-size: 2.5rem;
    margin-right: 1.5rem;
    background: linear-gradient(145deg, #3282b8, #0f4c75);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bmi-calculator-container .metric-info {
    display: flex;
    flex-direction: column;
}

.bmi-calculator-container .metric-label {
    font-size: 0.9rem;
    color: #3282b8;
    margin-bottom: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .metric-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: #0f4c75;
}

.bmi-calculator-container .metric-value.underweight {
    color: #4fc3f7;
}

.bmi-calculator-container .metric-value.normal {
    color: #66bb6a;
}

.bmi-calculator-container .metric-value.overweight {
    color: #ffb74d;
}

.bmi-calculator-container .metric-value.obese {
    color: #ef5350;
}

/* Advanced Ideal Weight Display */
.bmi-calculator-container .ideal-weight-display {
    text-align: center;
    padding: 2.5rem;
    background: linear-gradient(145deg, #0f4c75, #3282b8);
    border-radius: 25px;
    color: white;
    box-shadow: 0 15px 35px rgba(15, 76, 117, 0.3);
}

.bmi-calculator-container .ideal-weight-display h4 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bmi-calculator-container .weight-range {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.bmi-calculator-container .weight-min,
.bmi-calculator-container .weight-max {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.bmi-calculator-container .weight-separator {
    font-weight: 300;
    opacity: 0.8;
}

/* Advanced Results Dashboard */
.bmi-calculator-container .results-dashboard {
    margin-top: 3rem;
    display: none;
}

.bmi-calculator-container .results-header {
    text-align: center;
    margin-bottom: 3rem;
}

.bmi-calculator-container .results-header h3 {
    color: #0f4c75;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bmi-calculator-container .bmi-score {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5rem;
    border-radius: 30px;
    color: white;
    min-width: 160px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    position: relative;
    overflow: hidden;
}

.bmi-calculator-container .bmi-score::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.bmi-calculator-container .bmi-score.underweight {
    background: linear-gradient(145deg, #4fc3f7, #29b6f6);
}

.bmi-calculator-container .bmi-score.normal {
    background: linear-gradient(145deg, #66bb6a, #43a047);
}

.bmi-calculator-container .bmi-score.overweight {
    background: linear-gradient(145deg, #ffb74d, #ff9800);
    color: #333;
}

.bmi-calculator-container .bmi-score.obese {
    background: linear-gradient(145deg, #ef5350, #e53935);
}

.bmi-calculator-container .score-value {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.bmi-calculator-container .score-category {
    font-size: 1.1rem;
    font-weight: 600;
    opacity: 0.95;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    z-index: 2;
}

.bmi-calculator-container .results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.bmi-calculator-container .result-card {
    display: flex;
    align-items: center;
    padding: 2rem;
    background: linear-gradient(145deg, #f8fbfd, #ffffff);
    border-radius: 25px;
    border-left: 6px solid #3282b8;
    box-shadow: 0 15px 30px rgba(15, 76, 117, 0.1);
    transition: all 0.3s ease;
}

.bmi-calculator-container .result-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(15, 76, 117, 0.2);
}

.bmi-calculator-container .card-icon {
    font-size: 3rem;
    margin-right: 2rem;
    background: linear-gradient(145deg, #3282b8, #0f4c75);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bmi-calculator-container .card-content h4 {
    color: #0f4c75;
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-calculator-container .card-content p {
    margin: 0;
    font-weight: 600;
    color: #3282b8;
    font-size: 1.1rem;
}

.bmi-calculator-container .card-content small {
    color: #0f4c75;
    font-size: 0.9rem;
    font-weight: 500;
}

.bmi-calculator-container .above-ideal {
    color: #ef5350;
    font-weight: 700;
}

.bmi-calculator-container .below-ideal {
    color: #4fc3f7;
    font-weight: 700;
}

.bmi-calculator-container .health-advice {
    padding: 2.5rem;
    border-radius: 25px;
    background: linear-gradient(145deg, #f8fbfd, #ffffff);
    box-shadow: 0 15px 30px rgba(15, 76, 117, 0.1);
}

.bmi-calculator-container .health-advice h4 {
    color: #0f4c75;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bmi-calculator-container .advice-content {
    padding: 2rem;
    border-radius: 20px;
    border-left: 6px solid #3282b8;
    position: relative;
}

.bmi-calculator-container .advice-content.underweight {
    background: linear-gradient(145deg, rgba(79, 195, 247, 0.1), rgba(41, 182, 246, 0.05));
    border-left-color: #4fc3f7;
}

.bmi-calculator-container .advice-content.normal {
    background: linear-gradient(145deg, rgba(102, 187, 106, 0.1), rgba(67, 160, 71, 0.05));
    border-left-color: #66bb6a;
}

.bmi-calculator-container .advice-content.overweight {
    background: linear-gradient(145deg, rgba(255, 183, 77, 0.1), rgba(255, 152, 0, 0.05));
    border-left-color: #ffb74d;
}

.bmi-calculator-container .advice-content.obese {
    background: linear-gradient(145deg, rgba(239, 83, 80, 0.1), rgba(229, 57, 53, 0.05));
    border-left-color: #ef5350;
}

.bmi-calculator-container .advice-content p {
    margin: 0;
    line-height: 1.8;
    color: #0f4c75;
    font-size: 1.1rem;
    font-weight: 500;
}

/* Advanced Responsive Design */
@media (max-width: 768px) {
    .bmi-calculator-container {
        padding: 1rem;
    }
    
    .bmi-calculator-container .calculator-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .bmi-calculator-container .calculator-header h1 {
        font-size: 2.5rem;
    }
    
    .bmi-calculator-container .form-row {
        grid-template-columns: 1fr;
    }
    
    .bmi-calculator-container .results-grid {
        grid-template-columns: 1fr;
    }
    
    .bmi-calculator-container .bmi-scale {
        height: 60px;
    }
    
    .bmi-calculator-container .scale-section {
        padding: 1rem;
    }
    
    .bmi-calculator-container .category-label {
        font-size: 0.8rem;
    }
    
    .bmi-calculator-container .range-label {
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .bmi-calculator-container .calculator-inputs,
    .bmi-calculator-container .bmi-visualizer {
        padding: 2rem;
    }
    
    .bmi-calculator-container .quick-buttons {
        justify-content: center;
    }
    
    .bmi-calculator-container .health-metrics {
        gap: 1rem;
    }
    
    .bmi-calculator-container .metric-card,
    .bmi-calculator-container .result-card {
        padding: 1.5rem;
    }
    
    .bmi-calculator-container .score-value {
        font-size: 2.5rem;
    }
}

/* ===== BRA SIZE CALCULATOR STYLES - LUXE FASHION THEME ===== */
.brasize-calculator-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 3rem;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #e94560 75%, #f5f5f5 100%);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    font-family: 'Inter', 'Helvetica Neue', sans-serif;
}

.brasize-calculator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(233, 69, 96, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(15, 52, 96, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(233, 69, 96, 0.04) 0%, transparent 30%);
    pointer-events: none;
}

.brasize-calculator-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><defs><pattern id="luxury-dots" patternUnits="userSpaceOnUse" width="30" height="30"><circle cx="15" cy="15" r="1.5" fill="rgba(233,69,96,0.03)"/><circle cx="8" cy="8" r="0.8" fill="rgba(255,255,255,0.02)"/><circle cx="22" cy="22" r="0.8" fill="rgba(15,52,96,0.02)"/></pattern></defs><rect width="200" height="200" fill="url(%23luxury-dots)"/></svg>') repeat;
    pointer-events: none;
    animation: luxuryFloat 20s ease-in-out infinite;
}

@keyframes luxuryFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

.brasize-calculator-container .calculator-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 10;
}

.brasize-calculator-container .calculator-header h1 {
    font-size: clamp(3rem, 8vw, 5rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #e94560 0%, #f72c4c 25%, #ff6b8a 50%, #ffa8b5 75%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1.1;
    position: relative;
    text-shadow: none;
}

.brasize-calculator-container .calculator-header h1::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(ellipse at center, rgba(233, 69, 96, 0.1) 0%, transparent 70%);
    z-index: -1;
    border-radius: 50%;
    animation: headerPulse 3s ease-in-out infinite;
}

@keyframes headerPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.1; }
}

.brasize-calculator-container .calculator-subtitle {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

.brasize-calculator-container .calculator-subtitle::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #e94560 50%, transparent 100%);
    border-radius: 1px;
}

.brasize-calculator-container .calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
    position: relative;
    z-index: 5;
    max-width: 1400px;
    margin: 0 auto;
}

/* Left Column: Ultra-Modern Form */
.brasize-calculator-container .calculator-inputs {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(25px);
    padding: 4rem;
    border-radius: 40px;
    border: 1px solid rgba(233, 69, 96, 0.2);
    box-shadow: 
        0 32px 64px rgba(26, 26, 46, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(233, 69, 96, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.brasize-calculator-container .calculator-inputs::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.03) 0%, transparent 50%, rgba(15, 52, 96, 0.02) 100%);
    pointer-events: none;
}

.brasize-calculator-container .calculator-inputs::after {
    content: '✨';
    position: absolute;
    top: 30px;
    right: 30px;
    font-size: 2rem;
    opacity: 0.1;
    animation: sparkle 4s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: rotate(0deg) scale(1); opacity: 0.1; }
    50% { transform: rotate(180deg) scale(1.2); opacity: 0.3; }
}

.brasize-calculator-container .calculator-inputs:hover {
    border-color: rgba(233, 69, 96, 0.4);
    box-shadow: 
        0 40px 80px rgba(26, 26, 46, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        0 0 0 1px rgba(233, 69, 96, 0.2);
    transform: translateY(-5px);
}

.brasize-calculator-container .input-section {
    margin-bottom: 3.5rem;
}

.brasize-calculator-container .input-section h3 {
    color: #ffffff;
    margin-bottom: 2.5rem;
    font-size: 1.6rem;
    font-weight: 700;
    position: relative;
    padding-left: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brasize-calculator-container .input-section h3::before {
    content: '';
    width: 4px;
    height: 40px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

.brasize-calculator-container .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.brasize-calculator-container .form-group {
    margin-bottom: 2.5rem;
    position: relative;
}

.brasize-calculator-container .form-group label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    position: relative;
}

.brasize-calculator-container .form-group label::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #e94560, #f72c4c);
    border-radius: 1px;
}

.brasize-calculator-container .form-group input,
.brasize-calculator-container .form-group select {
    width: 100%;
    padding: 20px 28px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    font-size: 1.1rem;
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.brasize-calculator-container .form-group input::placeholder,
.brasize-calculator-container .form-group select option {
    color: rgba(255, 255, 255, 0.6);
}

.brasize-calculator-container .form-group input:focus,
.brasize-calculator-container .form-group select:focus {
    outline: none;
    border-color: #e94560;
    background: rgba(233, 69, 96, 0.1);
    box-shadow: 
        0 0 0 4px rgba(233, 69, 96, 0.2),
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 8px 32px rgba(233, 69, 96, 0.3);
    transform: translateY(-2px);
}

/* Measurement Guide - Luxury Design */
.brasize-calculator-container .measurement-guide {
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.1) 0%, rgba(15, 52, 96, 0.05) 100%);
    padding: 3rem;
    border-radius: 30px;
    margin: 3rem 0;
    border: 1px solid rgba(233, 69, 96, 0.2);
    backdrop-filter: blur(15px);
    position: relative;
}

.brasize-calculator-container .measurement-guide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(233, 69, 96, 0.02) 50%, transparent 100%);
    border-radius: 30px;
    pointer-events: none;
}

.brasize-calculator-container .measurement-guide h3 {
    color: #ffffff;
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .measurement-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.brasize-calculator-container .step {
    display: flex;
    align-items: flex-start;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 0 2px 2px 0;
}

.brasize-calculator-container .step:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    transform: translateX(10px);
}

.brasize-calculator-container .step-icon {
    font-size: 2.5rem;
    margin-right: 2rem;
    flex-shrink: 0;
    filter: grayscale(0);
}

.brasize-calculator-container .step-content h4 {
    color: #ffffff;
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.brasize-calculator-container .step-content p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 1.05rem;
}

.brasize-calculator-container .quick-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.brasize-calculator-container .quick-buttons button {
    padding: 14px 24px;
    border: 2px solid rgba(233, 69, 96, 0.3);
    background: rgba(233, 69, 96, 0.1);
    color: #ffffff;
    border-radius: 30px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .quick-buttons button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.brasize-calculator-container .quick-buttons button:hover::before {
    left: 100%;
}

.brasize-calculator-container .quick-buttons button:hover {
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-color: #e94560;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.4);
}

.brasize-calculator-container .calculate-btn {
    width: 100%;
    padding: 24px 40px;
    background: linear-gradient(135deg, #e94560 0%, #f72c4c 25%, #e94560 50%, #ff6b8a 75%, #e94560 100%);
    background-size: 300% 300%;
    color: white;
    border: none;
    border-radius: 35px;
    font-size: 1.4rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.4s ease;
    margin-top: 3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(233, 69, 96, 0.4);
    animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.brasize-calculator-container .calculate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s;
}

.brasize-calculator-container .calculate-btn:hover::before {
    left: 100%;
}

.brasize-calculator-container .calculate-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px rgba(233, 69, 96, 0.6);
    animation-duration: 2s;
}

.brasize-calculator-container .calculate-btn:active {
    transform: translateY(-2px);
}

/* Right Column: Futuristic Visualizer */
.brasize-calculator-container .size-visualizer {
    background: rgba(15, 52, 96, 0.8);
    backdrop-filter: blur(25px);
    padding: 4rem;
    border-radius: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 32px 64px rgba(15, 52, 96, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.brasize-calculator-container .size-visualizer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, transparent 50%, rgba(233, 69, 96, 0.03) 100%);
    pointer-events: none;
}

.brasize-calculator-container .size-visualizer::after {
    content: '👑';
    position: absolute;
    top: 30px;
    right: 30px;
    font-size: 2rem;
    opacity: 0.1;
    animation: royalFloat 5s ease-in-out infinite;
}

@keyframes royalFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.1; }
    50% { transform: translateY(-8px) rotate(5deg); opacity: 0.2; }
}

.brasize-calculator-container .size-visualizer:hover {
    border-color: rgba(233, 69, 96, 0.3);
    box-shadow: 
        0 40px 80px rgba(15, 52, 96, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.brasize-calculator-container .visualizer-header {
    text-align: center;
    margin-bottom: 4rem;
}

.brasize-calculator-container .visualizer-header h3 {
    color: #ffffff;
    font-size: 2.2rem;
    margin-bottom: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #ffffff 0%, #ffa8b5 50%, #e94560 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brasize-calculator-container .visualizer-header p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Ultra-Modern Bra Illustration */
.brasize-calculator-container .size-preview {
    margin-bottom: 4rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    position: relative;
}

.brasize-calculator-container .size-preview::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(233, 69, 96, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: visualizerPulse 4s ease-in-out infinite;
}

@keyframes visualizerPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.1; }
}

.brasize-calculator-container .bra-illustration {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    height: 250px;
    justify-content: center;
    z-index: 2;
}

.brasize-calculator-container .bra-band {
    width: 70%;
    height: 24px;
    background: linear-gradient(135deg, #e94560 0%, #f72c4c 50%, #ff6b8a 100%);
    border-radius: 12px;
    position: relative;
    margin-bottom: 1.5rem;
    box-shadow: 
        0 8px 32px rgba(233, 69, 96, 0.4),
        inset 0 2px 4px rgba(255, 255, 255, 0.2);
    transition: all 0.5s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.brasize-calculator-container .bra-band::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
    border-radius: 12px;
    animation: bandShimmer 3s ease-in-out infinite;
}

@keyframes bandShimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.brasize-calculator-container .band-measurement {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    color: #e94560;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.3);
    border: 1px solid rgba(233, 69, 96, 0.2);
    letter-spacing: 0.5px;
}

.brasize-calculator-container .bra-cups {
    display: flex;
    gap: 1.5rem;
    position: relative;
}

.brasize-calculator-container .cup {
    width: 80px;
    height: 80px;
    border: 3px solid rgba(233, 69, 96, 0.8);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.1), rgba(255, 255, 255, 0.05));
    position: relative;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    box-shadow: 
        0 8px 32px rgba(233, 69, 96, 0.3),
        inset 0 2px 8px rgba(255, 255, 255, 0.1);
}

.brasize-calculator-container .cup::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 10%;
    right: 10%;
    bottom: 10%;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    animation: cupGlow 3s ease-in-out infinite;
}

@keyframes cupGlow {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
}

.brasize-calculator-container .cup-size {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.4rem;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(233, 69, 96, 0.5);
    letter-spacing: 1px;
}

/* Dynamic Cup Size Variations */
.brasize-calculator-container .bra-cups.cup-a .cup {
    width: 60px;
    height: 60px;
    border-color: rgba(156, 163, 175, 0.6);
}

.brasize-calculator-container .bra-cups.cup-b .cup {
    width: 70px;
    height: 70px;
    border-color: rgba(59, 130, 246, 0.6);
}

.brasize-calculator-container .bra-cups.cup-c .cup {
    width: 80px;
    height: 80px;
    border-color: rgba(233, 69, 96, 0.8);
}

.brasize-calculator-container .bra-cups.cup-d .cup {
    width: 90px;
    height: 90px;
    border-color: rgba(245, 101, 101, 0.8);
}

.brasize-calculator-container .bra-cups.cup-large .cup {
    width: 100px;
    height: 100px;
    border-color: rgba(239, 68, 68, 0.9);
    box-shadow: 
        0 12px 40px rgba(239, 68, 68, 0.4),
        inset 0 2px 8px rgba(255, 255, 255, 0.1);
}

/* International Size Conversion - Premium Design */
.brasize-calculator-container .size-conversion-table {
    margin-bottom: 4rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .size-conversion-table h4 {
    color: #ffffff;
    margin-bottom: 2.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.brasize-calculator-container .size-conversion-table h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #e94560, transparent);
    border-radius: 1px;
}

.brasize-calculator-container .conversion-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.brasize-calculator-container .conversion-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.8rem 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .conversion-row::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 0 2px 2px 0;
}

.brasize-calculator-container .conversion-row:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    transform: translateX(8px);
}

.brasize-calculator-container .region {
    font-weight: 700;
    color: #ffffff;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .size-display {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, #e94560, #ffa8b5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}

/* Sister Sizes - Modern Grid */
.brasize-calculator-container .sister-sizes-preview {
    margin-bottom: 4rem;
    padding: 3rem;
    background: rgba(233, 69, 96, 0.05);
    border-radius: 30px;
    border: 1px solid rgba(233, 69, 96, 0.2);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .sister-sizes-preview h4 {
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .sister-sizes-preview p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    font-size: 1rem;
    line-height: 1.6;
}

.brasize-calculator-container .sister-sizes-grid {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.brasize-calculator-container .sister-size {
    padding: 12px 24px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    color: white;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.4);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .sister-size::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.brasize-calculator-container .sister-size:hover::before {
    left: 100%;
}

.brasize-calculator-container .sister-size:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(233, 69, 96, 0.6);
}

.brasize-calculator-container .sister-size.placeholder {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Perfect Fit Tips - Luxury Design */
.brasize-calculator-container .fit-tips {
    padding: 3rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .fit-tips h4 {
    color: #ffffff;
    margin-bottom: 2.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .tip-card {
    display: flex;
    align-items: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 25px;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .tip-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 0 2px 2px 0;
}

.brasize-calculator-container .tip-card:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    transform: translateX(8px);
}

.brasize-calculator-container .tip-icon {
    font-size: 2rem;
    margin-right: 1.5rem;
    filter: grayscale(0);
}

.brasize-calculator-container .tip-content {
    display: flex;
    flex-direction: column;
}

.brasize-calculator-container .tip-content strong {
    color: #ffffff;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.brasize-calculator-container .tip-content span {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.6;
}

/* Results Dashboard - Ultra-Luxe Design */
.brasize-calculator-container .results-dashboard {
    margin-top: 4rem;
    display: none;
    animation: resultsAppear 0.8s ease-out;
}

@keyframes resultsAppear {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.brasize-calculator-container .results-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.brasize-calculator-container .results-header h3 {
    color: #ffffff;
    margin-bottom: 2rem;
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #ffffff 0%, #ffa8b5 50%, #e94560 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brasize-calculator-container .main-size-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

.brasize-calculator-container .main-size-display::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(233, 69, 96, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: mainSizePulse 3s ease-in-out infinite;
}

@keyframes mainSizePulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.1; }
}

.brasize-calculator-container .size-badge {
    font-size: 4rem;
    font-weight: 900;
    color: white;
    background: linear-gradient(135deg, #e94560 0%, #f72c4c 25%, #ff6b8a 50%, #e94560 75%, #f72c4c 100%);
    background-size: 400% 400%;
    padding: 2rem 4rem;
    border-radius: 40px;
    box-shadow: 
        0 25px 60px rgba(233, 69, 96, 0.5),
        inset 0 2px 8px rgba(255, 255, 255, 0.2);
    margin-bottom: 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    animation: badgeGlow 4s ease infinite;
    position: relative;
    z-index: 2;
    letter-spacing: 2px;
}

@keyframes badgeGlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.brasize-calculator-container .size-label {
    color: #000;
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    z-index: 2;
}

.brasize-calculator-container .size-results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.brasize-calculator-container .size-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .size-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(233, 69, 96, 0.05) 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.brasize-calculator-container .size-card:hover::before {
    opacity: 1;
}

.brasize-calculator-container .size-card:hover {
    transform: translateY(-8px);
    border-color: rgba(233, 69, 96, 0.3);
    box-shadow: 0 25px 60px rgba(233, 69, 96, 0.3);
}

.brasize-calculator-container .size-flag {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    filter: grayscale(0);
}

.brasize-calculator-container .size-info h4 {
    color: #000;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .size-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #e94560, #ffa8b5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    letter-spacing: 1px;
}

.brasize-calculator-container .sister-sizes-section {
    margin-bottom: 4rem;
    padding: 3.5rem;
    background: rgba(233, 69, 96, 0.05);
    border-radius: 35px;
    border: 1px solid rgba(233, 69, 96, 0.2);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .sister-sizes-section h4 {
    color: #000;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .sister-sizes-section p {
    color: #000;
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.brasize-calculator-container .sister-sizes-display {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.brasize-calculator-container .sister-size-badge {
    padding: 16px 30px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    color: white;
    border-radius: 30px;
    font-size: 1.3rem;
    font-weight: 700;
    box-shadow: 0 8px 30px rgba(233, 69, 96, 0.4);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .sister-size-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.brasize-calculator-container .sister-size-badge:hover::before {
    left: 100%;
}

.brasize-calculator-container .sister-size-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(233, 69, 96, 0.6);
}

.brasize-calculator-container .fit-analysis {
    margin-bottom: 4rem;
    padding: 3.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 35px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .fit-analysis h4 {
    color: #000;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .analysis-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.brasize-calculator-container .analysis-card {
    display: flex;
    align-items: center;
    padding: 3rem;
    background: rgba(233, 69, 96, 0.05);
    border-radius: 30px;
    border: 1px solid rgba(233, 69, 96, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .analysis-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 0 3px 3px 0;
}

.brasize-calculator-container .analysis-card:hover {
    background: rgba(233, 69, 96, 0.1);
    border-color: rgba(233, 69, 96, 0.4);
    transform: translateX(10px);
}

.brasize-calculator-container .analysis-icon {
    font-size: 3rem;
    margin-right: 2rem;
    filter: grayscale(0);
}

.brasize-calculator-container .analysis-content h5 {
    color: #000;
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.brasize-calculator-container .analysis-content p {
    margin: 0;
    color: rgba(0,0,0, 0.8);
    line-height: 1.7;
    font-size: 1.05rem;
}

.brasize-calculator-container .fitting-tips {
    padding: 3.5rem;
    background: rgba(15, 52, 96, 0.05);
    border-radius: 35px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
}

.brasize-calculator-container .fitting-tips h4 {
    color: #000;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brasize-calculator-container .tips-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.brasize-calculator-container .tip-item {
    display: flex;
    align-items: center;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brasize-calculator-container .tip-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    border-radius: 0 3px 3px 0;
}

.brasize-calculator-container .tip-item:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    transform: translateX(10px);
}

.brasize-calculator-container .tip-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e94560, #f72c4c);
    color: white;
    border-radius: 50%;
    font-weight: 800;
    margin-right: 2rem;
    flex-shrink: 0;
    font-size: 1.2rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.4);
}

.brasize-calculator-container .tip-text {
    color: rgba(0, 0, 0, 0.9);
    line-height: 1.7;
    font-weight: 500;
    font-size: 1.05rem;
}

.brasize-calculator-container .note-card {
    padding: 3rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    border-left: 6px solid #e94560;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    position: relative;
}

.brasize-calculator-container .note-card::before {
    content: '💡';
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2rem;
    opacity: 0.3;
}

.brasize-calculator-container .note-card p {
    margin: 0;
    color: rgba(0, 0, 0, 0.9);
    line-height: 1.7;
    font-style: italic;
    font-size: 1.05rem;
}

.brasize-calculator-container .note-card strong {
    color: #ffa8b5;
    font-weight: 700;
}

/* SEO Content Section - Luxe Design */
.brasize-calculator-container .seo-content {
    margin-top: 6rem;
    padding: 4rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 40px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
}

.brasize-calculator-container .seo-section {
    margin-bottom: 3rem;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.brasize-calculator-container .seo-section:hover {
    background: rgba(233, 69, 96, 0.05);
    border-color: rgba(233, 69, 96, 0.2);
}

.brasize-calculator-container .seo-section h2,
.brasize-calculator-container .seo-section h3 {
    color: #ffffff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.brasize-calculator-container .seo-section h2 {
    font-size: 2rem;
    background: linear-gradient(135deg, #ffffff 0%, #ffa8b5 50%, #e94560 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brasize-calculator-container .seo-section h3 {
    font-size: 1.4rem;
}

.brasize-calculator-container .seo-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.brasize-calculator-container .seo-section ul {
    list-style: none;
    padding: 0;
}

.brasize-calculator-container .seo-section li {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 1.05rem;
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.brasize-calculator-container .seo-section li::before {
    content: '✨';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 1.2rem;
}

/* Ultra-Responsive Design */
@media (max-width: 1200px) {
    .brasize-calculator-container {
        padding: 2rem;
    }
    
    .brasize-calculator-container .calculator-grid {
        gap: 4rem;
    }
    
    .brasize-calculator-container .calculator-inputs,
    .brasize-calculator-container .size-visualizer {
        padding: 3rem;
    }
}

@media (max-width: 768px) {
    .brasize-calculator-container {
        padding: 1.5rem;
    }
    
    .brasize-calculator-container .calculator-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .brasize-calculator-container .calculator-header h1 {
        font-size: clamp(2.5rem, 6vw, 3.5rem);
    }
    
    .brasize-calculator-container .calculator-inputs,
    .brasize-calculator-container .size-visualizer {
        padding: 2.5rem;
    }
    
    .brasize-calculator-container .form-row {
        grid-template-columns: 1fr;
    }
    
    .brasize-calculator-container .size-results-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .brasize-calculator-container .analysis-grid {
        grid-template-columns: 1fr;
    }
    
    .brasize-calculator-container .size-badge {
        font-size: 3rem;
        padding: 1.5rem 3rem;
    }
    
    .brasize-calculator-container .sister-sizes-display {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .brasize-calculator-container {
        padding: 1rem;
    }
    
    .brasize-calculator-container .calculator-inputs,
    .brasize-calculator-container .size-visualizer {
        padding: 2rem;
        border-radius: 25px;
    }
    
    .brasize-calculator-container .calculator-grid {
        gap: 2rem;
    }
    
    .brasize-calculator-container .quick-buttons {
        justify-content: center;
        gap: 0.5rem;
    }
    
    .brasize-calculator-container .quick-buttons button {
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .brasize-calculator-container .size-badge {
        font-size: 2.5rem;
        padding: 1rem 2rem;
    }
    
    .brasize-calculator-container .sister-size-badge {
        padding: 12px 20px;
        font-size: 1.1rem;
    }
    
    .brasize-calculator-container .calculator-header h1 {
        font-size: clamp(2rem, 5vw, 2.5rem);
        margin-bottom: 1rem;
    }
    
    .brasize-calculator-container .calculator-subtitle {
        font-size: 1rem;
        letter-spacing: 1px;
    }
}

@media (max-width: 360px) {
    .brasize-calculator-container .input-section h3 {
        font-size: 1.3rem;
    }
    
    .brasize-calculator-container .form-group input,
    .brasize-calculator-container .form-group select {
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .brasize-calculator-container .calculate-btn {
        padding: 18px 30px;
        font-size: 1.2rem;
        letter-spacing: 1px;
    }
}

/* Dark Mode Enhancement */
@media (prefers-color-scheme: dark) {
    .brasize-calculator-container {
        background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 25%, #16213e 50%, #e94560 75%, #2d2d2d 100%);
    }
    
    .brasize-calculator-container .calculator-inputs,
    .brasize-calculator-container .size-visualizer {
        background: rgba(15, 15, 35, 0.9);
        border-color: rgba(233, 69, 96, 0.3);
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .brasize-calculator-container .form-group input,
    .brasize-calculator-container .form-group select {
        border-width: 3px;
        border-color: #e94560;
    }
    
    .brasize-calculator-container .calculate-btn {
        box-shadow: 0 0 0 3px #ffffff;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .brasize-calculator-container *,
    .brasize-calculator-container *::before,
    .brasize-calculator-container *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== RING SIZE CALCULATOR - LUXE JEWELRY THEME ===== */

.ringsize-calculator-container {
    background: linear-gradient(135deg, #0f1419 0%, #1a1a2e 25%, #16213e 50%, #1a1a2e 75%, #0f1419 100%);
    background-attachment: fixed;
    min-height: 100vh;
    padding: 0;
    margin: 0;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #ffffff;
    position: relative;
    overflow-x: hidden;
}

.ringsize-calculator-container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(184, 134, 11, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.ringsize-calculator-container > * {
    position: relative;
    z-index: 1;
}

.ringsize-calculator-container h1 {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 0 3rem;
    padding: 4rem 2rem 0;
    background: linear-gradient(135deg, #ffd700 0%, #d4af37 25%, #b8860b 50%, #daa520 75%, #ffd700 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.ringsize-calculator-container .calculator-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 35px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 215, 0, 0.15);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 100px rgba(255, 215, 0, 0.05);
    position: relative;
    margin-bottom: 3rem;
}

.ringsize-calculator-container .calculator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 215, 0, 0.02) 50%, transparent 100%);
    border-radius: 35px;
    pointer-events: none;
}

.ringsize-calculator-container .form-group {
    margin-bottom: 2.5rem;
    position: relative;
}

.ringsize-calculator-container .form-group label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 700;
    color: #ffd700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.ringsize-calculator-container .radio-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.ringsize-calculator-container .radio-option {
    position: relative;
}

.ringsize-calculator-container .radio-option label {
    display: flex;
    align-items: center;
    padding: 1.8rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid rgba(255, 215, 0, 0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    font-weight: 600;
    text-transform: none;
    letter-spacing: normal;
    text-shadow: none;
    color: #ffffff;
    width: 100%;
    box-sizing: border-box;
}

.ringsize-calculator-container .radio-option label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.6s;
}

.ringsize-calculator-container .radio-option label:hover::before {
    left: 100%;
}

.ringsize-calculator-container .radio-option label:hover {
    border-color: rgba(255, 215, 0, 0.4);
    background: rgba(255, 215, 0, 0.05);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.1);
}

.ringsize-calculator-container .radio-option input[type="radio"] {
    margin-right: 1rem;
    width: 22px;
    height: 22px;
    accent-color: #ffd700;
    cursor: pointer;
}

.ringsize-calculator-container .radio-option input[type="radio"]:checked + label {
    border-color: #ffd700;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.08) 0%, rgba(212, 175, 55, 0.05) 100%);
    color: #ffd700;
    transform: translateY(-2px);
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.ringsize-calculator-container .form-group input[type="number"],
.ringsize-calculator-container .form-group select {
    width: 100%;
    padding: 1.8rem 2rem;
    border: 2px solid rgba(255, 215, 0, 0.2);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.03);
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    outline: none;
    font-family: inherit;
}

.ringsize-calculator-container .form-group input[type="number"]:focus,
.ringsize-calculator-container .form-group select:focus {
    border-color: #ffd700;
    background: rgba(255, 215, 0, 0.05);
    box-shadow: 
        0 0 0 4px rgba(255, 215, 0, 0.1),
        0 10px 25px rgba(255, 215, 0, 0.1);
    transform: translateY(-2px);
}

.ringsize-calculator-container .form-group input[type="number"]::placeholder {
    color: rgba(255, 255, 255, 0.4);
    font-style: italic;
}

.ringsize-calculator-container .form-group select option {
    background: #1a1a2e;
    color: #ffffff;
    padding: 1rem;
}

.ringsize-calculator-container button[type="submit"] {
    width: 100%;
    padding: 2rem 3rem;
    background: linear-gradient(135deg, #ffd700 0%, #daa520 25%, #b8860b 50%, #daa520 75%, #ffd700 100%);
    background-size: 300% 300%;
    border: none;
    border-radius: 25px;
    color: #1a1a2e;
    font-size: 1.3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    animation: gradientShift 3s ease-in-out infinite;
}

.ringsize-calculator-container button[type="submit"]:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 25px 50px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    animation-duration: 1.5s;
}

.ringsize-calculator-container button[type="submit"]:active {
    transform: translateY(-2px);
}

/* Luxury Calculate Button Styling */
.ringsize-calculator-container .luxury-calculate-btn {
    width: 100%;
    padding: 2rem 3rem;
    margin: 2rem 0;
    background: linear-gradient(135deg, #ffd700 0%, #daa520 25%, #b8860b 50%, #daa520 75%, #ffd700 100%);
    background-size: 300% 300%;
    border: none;
    border-radius: 25px;
    color: #1a1a2e;
    font-size: 1.3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    animation: gradientShift 3s ease-in-out infinite;
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.ringsize-calculator-container .luxury-calculate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.ringsize-calculator-container .luxury-calculate-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 0 30px rgba(255, 215, 0, 0.3);
    animation-duration: 1.5s;
}

.ringsize-calculator-container .luxury-calculate-btn:hover::before {
    left: 100%;
}

.ringsize-calculator-container .luxury-calculate-btn:active {
    transform: translateY(-2px) scale(0.98);
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.ringsize-calculator-container .luxury-calculate-btn:focus {
    outline: none;
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 0 0 4px rgba(255, 215, 0, 0.2);
}

.ringsize-calculator-container .result-container {
    margin-top: 3rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.08) 0%, rgba(26, 26, 46, 0.9) 100%);
    border: 2px solid rgba(255, 215, 0, 0.2);
    border-radius: 30px;
    backdrop-filter: blur(15px);
    box-shadow: 
        0 20px 40px rgba(255, 215, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    display: none;
    animation: slideInUp 0.6s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ringsize-calculator-container .result-container.visible {
    display: block;
}

.ringsize-calculator-container .result-container h3 {
    color: #ffd700;
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.ringsize-calculator-container .result-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.ringsize-calculator-container .result-item {
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 25px;
    border: 1px solid rgba(255, 215, 0, 0.1);
    backdrop-filter: blur(10px);
}

.ringsize-calculator-container .result-item strong {
    display: block;
    color: #ffd700;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ringsize-calculator-container .size-results,
.ringsize-calculator-container .measurement-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.ringsize-calculator-container .size-results > div,
.ringsize-calculator-container .measurement-results > div {
    padding: 1.5rem;
    background: rgba(255, 215, 0, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.1);
    text-align: center;
    font-weight: 600;
}

.ringsize-calculator-container .size-results > div span,
.ringsize-calculator-container .measurement-results > div span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ringsize-calculator-container .info-section {
    margin-top: 4rem;
    padding: 0 2rem;
}

.ringsize-calculator-container .measurement-guide,
.ringsize-calculator-container .tips-section,
.ringsize-calculator-container .size-chart {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 30px;
    padding: 3rem;
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 215, 0, 0.15);
    backdrop-filter: blur(15px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.ringsize-calculator-container .measurement-guide h3,
.ringsize-calculator-container .tips-section h3,
.ringsize-calculator-container .size-chart h3 {
    color: #ffd700;
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

.ringsize-calculator-container .guide-item {
    margin-bottom: 2.5rem;
    padding: 2.5rem;
    background: rgba(255, 215, 0, 0.03);
    border-radius: 25px;
    border-left: 4px solid #ffd700;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.ringsize-calculator-container .guide-item:hover {
    background: rgba(255, 215, 0, 0.05);
    transform: translateX(10px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.1);
}

.ringsize-calculator-container .guide-item h4 {
    color: #ffd700;
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ringsize-calculator-container .guide-item p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 1.05rem;
    margin: 0;
}

.ringsize-calculator-container .tips-section ul {
    list-style: none;
    padding: 0;
}

.ringsize-calculator-container .tips-section li {
    padding: 1.5rem 2rem;
    margin-bottom: 1rem;
    background: rgba(255, 215, 0, 0.03);
    border-radius: 20px;
    border-left: 4px solid #ffd700;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    position: relative;
    transition: all 0.3s ease;
}

.ringsize-calculator-container .tips-section li:hover {
    background: rgba(255, 215, 0, 0.05);
    transform: translateX(8px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.1);
}

.ringsize-calculator-container .tips-section li::before {
    content: "💎";
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    background: linear-gradient(135deg, #ffd700, #daa520);
    border-radius: 50%;
    padding: 0.5rem;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.ringsize-calculator-container .note {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(184, 134, 11, 0.05) 100%);
    border: 2px solid rgba(255, 215, 0, 0.2);
    border-radius: 20px;
    color: #ffd700;
    backdrop-filter: blur(10px);
    font-weight: 600;
    line-height: 1.6;
}

.ringsize-calculator-container .size-chart table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.ringsize-calculator-container .size-chart th {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, rgba(212, 175, 55, 0.1) 100%);
    color: #ffd700;
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
}

.ringsize-calculator-container .size-chart td {
    padding: 1.2rem 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    transition: all 0.3s ease;
}

.ringsize-calculator-container .size-chart tr:hover {
    background: rgba(255, 215, 0, 0.05);
}

.ringsize-calculator-container .size-chart tr:hover td {
    color: #ffffff;
    transform: scale(1.02);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .ringsize-calculator-container h1 {
        font-size: 2.8rem;
        padding: 3rem 1.5rem 0;
    }
    
    .ringsize-calculator-container .calculator-container {
        margin: 0 1rem 2rem;
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 900px) {
    .ringsize-calculator-container .radio-group {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
}

@media (max-width: 768px) {
    .ringsize-calculator-container h1 {
        font-size: 2.2rem;
        padding: 2rem 1rem 0;
        letter-spacing: 1px;
    }
    
    .ringsize-calculator-container .calculator-container {
        margin: 0 0.5rem 1.5rem;
        padding: 1.5rem 1rem;
        border-radius: 25px;
    }
    
    .ringsize-calculator-container .radio-group {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }
    
    .ringsize-calculator-container .radio-option label {
        padding: 1.5rem;
        font-size: 0.95rem;
    }
    
    .ringsize-calculator-container .form-group input[type="number"],
    .ringsize-calculator-container .form-group select {
        padding: 1.5rem;
        font-size: 1rem;
    }
    
    .ringsize-calculator-container button[type="submit"] {
        padding: 1.8rem 2rem;
        font-size: 1.1rem;
    }
    
    .ringsize-calculator-container .luxury-calculate-btn {
        padding: 1.8rem 2rem;
        font-size: 1.1rem;
        margin: 1.5rem 0;
    }
    
    .ringsize-calculator-container .result-container {
        margin: 2rem 0.5rem;
        padding: 2rem 1.5rem;
    }
    
    .ringsize-calculator-container .info-section {
        padding: 0 0.5rem;
    }
    
    .ringsize-calculator-container .measurement-guide,
    .ringsize-calculator-container .tips-section,
    .ringsize-calculator-container .size-chart {
        padding: 2rem 1.5rem;
        margin-bottom: 2rem;
    }
    
    .ringsize-calculator-container .size-chart {
        overflow-x: auto;
    }
    
    .ringsize-calculator-container .size-chart table {
        min-width: 600px;
    }
    
    .ringsize-calculator-container .size-results,
    .ringsize-calculator-container .measurement-results {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .ringsize-calculator-container h1 {
        font-size: 1.8rem;
        padding: 1.5rem 0.5rem 0;
    }
    
    .ringsize-calculator-container .calculator-container {
        margin: 0 0.25rem 1rem;
        padding: 1.5rem 0.75rem;
        border-radius: 20px;
    }
    
    .ringsize-calculator-container .radio-option label {
        padding: 1.2rem;
        font-size: 0.9rem;
    }
    
    .ringsize-calculator-container .luxury-calculate-btn {
        padding: 1.5rem;
        font-size: 1rem;
        margin: 1rem 0;
        border-radius: 20px;
    }
    
    .ringsize-calculator-container .tips-section li::before {
        display: none;
    }
    
    .ringsize-calculator-container .tips-section li {
        padding-left: 1.5rem;
    }
}

/* Dark mode and accessibility improvements */
@media (prefers-color-scheme: dark) {
    .ringsize-calculator-container {
        background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #1a1a2e 75%, #0a0a0a 100%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .ringsize-calculator-container *,
    .ringsize-calculator-container *::before,
    .ringsize-calculator-container *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== SHOE SIZE CALCULATOR STYLES - LUXURY ATHLETIC/STREETWEAR THEME ===== */
.shoesize-calculator-container {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #533483 75%, #7209b7 100%);
    background-attachment: fixed;
    min-height: 100vh;
    padding: 0;
    margin: 0;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #ffffff;
    position: relative;
    overflow-x: hidden;
}

.shoesize-calculator-container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(114, 9, 183, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(83, 52, 131, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(15, 52, 96, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.shoesize-calculator-container > * {
    position: relative;
    z-index: 1;
}

.shoesize-calculator-container h1 {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 0 3rem;
    padding: 4rem 2rem 0;
    background: linear-gradient(135deg, #7209b7 0%, #a855f7 25%, #c084fc 50%, #e879f9 75%, #ffffff 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(114, 9, 183, 0.3);
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.shoesize-calculator-container .calculator-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 35px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(114, 9, 183, 0.15);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 100px rgba(114, 9, 183, 0.05);
    position: relative;
    margin-bottom: 3rem;
}

.shoesize-calculator-container .calculator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(114, 9, 183, 0.02) 50%, transparent 100%);
    border-radius: 35px;
    pointer-events: none;
}

.shoesize-calculator-container .form-group {
    margin-bottom: 2.5rem;
    position: relative;
}

.shoesize-calculator-container .form-group label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 700;
    color: #a855f7;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.3);
}

.shoesize-calculator-container .form-group input,
.shoesize-calculator-container .form-group select {
    width: 100%;
    padding: 1.8rem 2rem;
    border: 2px solid rgba(114, 9, 183, 0.2);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.03);
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    outline: none;
    font-family: inherit;
    box-sizing: border-box;
}

.shoesize-calculator-container .form-group input:focus,
.shoesize-calculator-container .form-group select:focus {
    border-color: #7209b7;
    background: rgba(114, 9, 183, 0.05);
    box-shadow: 
        0 0 0 4px rgba(114, 9, 183, 0.1),
        0 10px 25px rgba(114, 9, 183, 0.1);
    transform: translateY(-2px);
}

.shoesize-calculator-container .form-group input::placeholder {
    color: rgba(255, 255, 255, 0.4);
    font-style: italic;
}

.shoesize-calculator-container .form-group select option {
    background: #1a1a2e;
    color: #ffffff;
    padding: 1rem;
}

/* Radio Button Group Styling */
.shoesize-calculator-container .radio-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.shoesize-calculator-container .radio-group input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.shoesize-calculator-container .radio-group label {
    display: flex;
    align-items: center;
    padding: 1.8rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid rgba(114, 9, 183, 0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    font-weight: 600;
    text-transform: none;
    letter-spacing: normal;
    text-shadow: none;
    color: #ffffff;
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 0;
}

.shoesize-calculator-container .radio-group label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(114, 9, 183, 0.1), transparent);
    transition: left 0.6s;
}

.shoesize-calculator-container .radio-group label:hover::before {
    left: 100%;
}

.shoesize-calculator-container .radio-group label:hover {
    border-color: rgba(114, 9, 183, 0.4);
    background: rgba(114, 9, 183, 0.05);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(114, 9, 183, 0.1);
}

.shoesize-calculator-container .radio-group input[type="radio"]:checked + label {
    border-color: #7209b7;
    background: linear-gradient(135deg, rgba(114, 9, 183, 0.08) 0%, rgba(168, 85, 247, 0.05) 100%);
    color: #a855f7;
    transform: translateY(-2px);
    box-shadow: 
        0 15px 35px rgba(114, 9, 183, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Luxury Calculate Button */
.shoesize-calculator-container .luxury-calculate-btn {
    width: 100%;
    padding: 2rem 3rem;
    margin: 2rem 0;
    background: linear-gradient(135deg, #7209b7 0%, #a855f7 25%, #c084fc 50%, #a855f7 75%, #7209b7 100%);
    background-size: 300% 300%;
    border: none;
    border-radius: 25px;
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 15px 35px rgba(114, 9, 183, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    animation: gradientShift 3s ease-in-out infinite;
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.shoesize-calculator-container .luxury-calculate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.shoesize-calculator-container .luxury-calculate-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(114, 9, 183, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 0 30px rgba(114, 9, 183, 0.3);
    animation-duration: 1.5s;
}

.shoesize-calculator-container .luxury-calculate-btn:hover::before {
    left: 100%;
}

.shoesize-calculator-container .luxury-calculate-btn:active {
    transform: translateY(-2px) scale(0.98);
    box-shadow: 
        0 15px 35px rgba(114, 9, 183, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.shoesize-calculator-container .luxury-calculate-btn:focus {
    outline: none;
    box-shadow: 
        0 15px 35px rgba(114, 9, 183, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 0 0 4px rgba(114, 9, 183, 0.2);
}

/* Results Container */
.shoesize-calculator-container .result-container {
    margin-top: 3rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(114, 9, 183, 0.08) 0%, rgba(26, 26, 46, 0.9) 100%);
    border: 2px solid rgba(114, 9, 183, 0.2);
    border-radius: 30px;
    backdrop-filter: blur(15px);
    box-shadow: 
        0 20px 40px rgba(114, 9, 183, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    display: none;
    animation: slideInUp 0.6s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.shoesize-calculator-container .result-container.visible {
    display: block;
}

.shoesize-calculator-container .result-container h3 {
    color: #a855f7;
    margin-bottom: 2rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(168, 85, 247, 0.3);
}

.shoesize-calculator-container .size-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.shoesize-calculator-container .size-results p {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(114, 9, 183, 0.2);
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.shoesize-calculator-container .size-results p:hover {
    background: rgba(114, 9, 183, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(114, 9, 183, 0.1);
}

.shoesize-calculator-container .size-results strong {
    color: #a855f7;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shoesize-calculator-container .size-advice {
    background: rgba(255, 255, 255, 0.03);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(114, 9, 183, 0.2);
    backdrop-filter: blur(10px);
}

.shoesize-calculator-container .size-advice h4 {
    color: #a855f7;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shoesize-calculator-container .size-advice ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.shoesize-calculator-container .size-advice li {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(114, 9, 183, 0.1);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    position: relative;
    padding-left: 2rem;
}

.shoesize-calculator-container .size-advice li::before {
    content: "👟";
    position: absolute;
    left: 0;
    top: 1rem;
    font-size: 1.2rem;
}

.shoesize-calculator-container .size-advice .note {
    background: linear-gradient(135deg, rgba(114, 9, 183, 0.1) 0%, rgba(168, 85, 247, 0.05) 100%);
    border: 1px solid rgba(114, 9, 183, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    color: #a855f7;
    font-weight: 600;
    line-height: 1.6;
    margin: 0;
}

/* SEO Content Styling */
.shoesize-calculator-container .seo-content {
    margin-top: 4rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 30px;
    border: 1px solid rgba(114, 9, 183, 0.1);
    backdrop-filter: blur(15px);
}

.shoesize-calculator-container .seo-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border-left: 4px solid #7209b7;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.shoesize-calculator-container .seo-section:hover {
    background: rgba(114, 9, 183, 0.05);
    transform: translateX(10px);
    box-shadow: 0 10px 25px rgba(114, 9, 183, 0.1);
}

.shoesize-calculator-container .seo-section h2,
.shoesize-calculator-container .seo-section h3 {
    color: #a855f7;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.3);
}

.shoesize-calculator-container .seo-section h2 {
    font-size: 1.8rem;
}

.shoesize-calculator-container .seo-section h3 {
    font-size: 1.4rem;
}

.shoesize-calculator-container .seo-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.shoesize-calculator-container .seo-section ul {
    list-style: none;
    padding: 0;
}

.shoesize-calculator-container .seo-section li {
    padding: 0.8rem 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    position: relative;
    padding-left: 2.5rem;
}

.shoesize-calculator-container .seo-section li::before {
    content: "✨";
    position: absolute;
    left: 0;
    top: 0.8rem;
    color: #a855f7;
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .shoesize-calculator-container h1 {
        font-size: 2.8rem;
        padding: 3rem 1.5rem 0;
    }
    
    .shoesize-calculator-container .calculator-container {
        margin: 0 1rem 2rem;
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .shoesize-calculator-container h1 {
        font-size: 2.2rem;
        padding: 2rem 1rem 0;
        letter-spacing: 1px;
    }
    
    .shoesize-calculator-container .calculator-container {
        margin: 0 0.5rem 1.5rem;
        padding: 1.5rem 1rem;
        border-radius: 25px;
    }
    
    .shoesize-calculator-container .radio-group {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }
    
    .shoesize-calculator-container .radio-group label {
        padding: 1.5rem;
        font-size: 0.95rem;
    }
    
    .shoesize-calculator-container .form-group input,
    .shoesize-calculator-container .form-group select {
        padding: 1.5rem;
        font-size: 1rem;
    }
    
    .shoesize-calculator-container .luxury-calculate-btn {
        padding: 1.8rem 2rem;
        font-size: 1.1rem;
        margin: 1.5rem 0;
    }
    
    .shoesize-calculator-container .result-container {
        margin: 2rem 0.5rem;
        padding: 2rem 1.5rem;
    }
    
    .shoesize-calculator-container .seo-content {
        padding: 2rem 1rem;
    }
    
    .shoesize-calculator-container .size-results {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .shoesize-calculator-container h1 {
        font-size: 1.8rem;
        padding: 1.5rem 0.5rem 0;
    }
    
    .shoesize-calculator-container .calculator-container {
        margin: 0 0.25rem 1rem;
        padding: 1.5rem 0.75rem;
        border-radius: 20px;
    }
    
    .shoesize-calculator-container .radio-group label {
        padding: 1.2rem;
        font-size: 0.9rem;
    }
    
    .shoesize-calculator-container .luxury-calculate-btn {
        padding: 1.5rem;
        font-size: 1rem;
        margin: 1rem 0;
        border-radius: 20px;
    }
    
    .shoesize-calculator-container .seo-section li {
        padding-left: 2rem;
        font-size: 0.95rem;
    }
}

/* Dark mode and accessibility improvements */
@media (prefers-color-scheme: dark) {
    .shoesize-calculator-container {
        background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #1a1a2e 75%, #0a0a0a 100%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .shoesize-calculator-container *,
    .shoesize-calculator-container *::before,
    .shoesize-calculator-container *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}