/* PVC Calculator Styles */
:root {
    --pvc-primary: #e53935;
    --pvc-primary-hover: #c62828;
    --pvc-secondary: #666;
    --pvc-bg: #f8f9fa;
    --pvc-card-bg: #ffffff;
    --pvc-border: #e0e0e0;
    --pvc-text: #333;
    --pvc-text-light: #666;
    --pvc-success: #4caf50;
    --pvc-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --pvc-shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.12);
    --pvc-radius: 12px;
    --pvc-radius-sm: 8px;
    --pvc-transition: all 0.3s ease;
}

/* Reset and Base */
.pvc-calculator-wrapper {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: var(--pvc-bg);
    border-radius: var(--pvc-radius);
}

.pvc-calculator-wrapper * {
    box-sizing: border-box;
}

/* Progress Steps */
.pvc-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    padding: 20px;
    background: var(--pvc-card-bg);
    border-radius: var(--pvc-radius);
    box-shadow: var(--pvc-shadow);
    overflow-x: auto;
    gap: 8px;
}

.pvc-progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    min-width: 80px;
    cursor: pointer;
    transition: var(--pvc-transition);
    opacity: 0.5;
}

.pvc-progress-step.active,
.pvc-progress-step.completed {
    opacity: 1;
}

.pvc-progress-step .step-number {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--pvc-border);
    color: var(--pvc-text-light);
    border-radius: 50%;
    font-weight: 600;
    font-size: 14px;
    transition: var(--pvc-transition);
    margin-bottom: 8px;
}

.pvc-progress-step.active .step-number {
    background: var(--pvc-primary);
    color: white;
    transform: scale(1.1);
}

.pvc-progress-step.completed .step-number {
    background: var(--pvc-success);
    color: white;
}

.pvc-progress-step .step-label {
    font-size: 11px;
    color: var(--pvc-text-light);
    text-align: center;
    white-space: nowrap;
}

.pvc-progress-step.active .step-label {
    color: var(--pvc-primary);
    font-weight: 600;
}

/* Calculator Content */
.pvc-calculator-content {
    background: var(--pvc-card-bg);
    border-radius: var(--pvc-radius);
    box-shadow: var(--pvc-shadow);
    padding: 40px;
    margin-bottom: 20px;
    min-height: 400px;
}

/* Steps */
.pvc-step {
    display: none;
    animation: fadeIn 0.4s ease;
}

.pvc-step.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Step Header */
.pvc-step-header {
    margin-bottom: 30px;
    text-align: center;
}

.pvc-step-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--pvc-text);
    margin: 0 0 10px 0;
}

.pvc-step-description {
    font-size: 16px;
    color: var(--pvc-text-light);
    margin: 0;
}

/* Options Grid */
.pvc-options-grid {
    display: grid;
    gap: 20px;
    justify-content: center;
}

.pvc-options-1 {
    grid-template-columns: minmax(200px, 300px);
    max-width: 300px;
    margin: 0 auto;
}

.pvc-options-2 {
    grid-template-columns: repeat(2, minmax(180px, 280px));
    max-width: 600px;
    margin: 0 auto;
}

.pvc-options-3 {
    grid-template-columns: repeat(3, minmax(150px, 250px));
    max-width: 800px;
    margin: 0 auto;
}

.pvc-options-4 {
    grid-template-columns: repeat(4, minmax(140px, 200px));
}

.pvc-options-5 {
    grid-template-columns: repeat(5, minmax(120px, 180px));
}

.pvc-options-6 {
    grid-template-columns: repeat(6, minmax(100px, 160px));
}

@media (max-width: 1024px) {
    .pvc-options-5,
    .pvc-options-6 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .pvc-options-3,
    .pvc-options-4,
    .pvc-options-5,
    .pvc-options-6 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pvc-calculator-content {
        padding: 20px;
    }
    
    .pvc-step-title {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .pvc-options-2,
    .pvc-options-3 {
        grid-template-columns: 1fr;
    }
    
    .pvc-progress {
        padding: 15px 10px;
    }
    
    .pvc-progress-step .step-label {
        display: none;
    }
}

/* Option Card */
.pvc-option {
    background: var(--pvc-card-bg);
    border: 2px solid var(--pvc-border);
    border-radius: var(--pvc-radius);
    padding: 20px 15px;
    cursor: pointer;
    transition: var(--pvc-transition);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.pvc-option:hover {
    border-color: var(--pvc-primary);
    transform: translateY(-3px);
    box-shadow: var(--pvc-shadow-hover);
}

.pvc-option.selected {
    border-color: var(--pvc-primary);
    background: linear-gradient(135deg, rgba(229, 57, 53, 0.05) 0%, rgba(229, 57, 53, 0.02) 100%);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.1);
}

.pvc-option.selected::after {
    content: '✓';
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    background: var(--pvc-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.pvc-option {
    position: relative;
}

/* Option Image */
.pvc-option-image {
    width: 100%;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.pvc-icon {
    max-width: 80px;
    max-height: 80px;
    width: 100%;
    height: auto;
}

.pvc-option-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--pvc-text);
}

/* Profile specific styles */
.pvc-profile-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 12px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.pvc-profile-specs {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pvc-profile-specs small {
    font-size: 11px;
    color: var(--pvc-text-light);
}

/* Color Options */
.pvc-color-option {
    padding: 15px;
}

.pvc-color-swatch {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
}

.pvc-color-option .pvc-option-label {
    font-size: 12px;
}

/* Same color checkbox */
.pvc-same-color-option {
    margin-bottom: 25px;
    text-align: center;
}

.pvc-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    color: var(--pvc-text);
}

.pvc-checkbox-label input[type="checkbox"] {
    display: none;
}

.pvc-checkbox-custom {
    width: 22px;
    height: 22px;
    border: 2px solid var(--pvc-border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--pvc-transition);
}

.pvc-checkbox-label input:checked + .pvc-checkbox-custom {
    background: var(--pvc-primary);
    border-color: var(--pvc-primary);
}

.pvc-checkbox-label input:checked + .pvc-checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 14px;
    font-weight: bold;
}

/* Glazing specs */
.pvc-glazing-specs {
    margin-top: 8px;
}

.pvc-glazing-specs small {
    font-size: 11px;
    color: var(--pvc-text-light);
}

/* Size Inputs */
.pvc-size-inputs {
    display: flex;
    gap: 60px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.pvc-size-preview {
    flex-shrink: 0;
}

.pvc-size-preview-window {
    width: 200px;
    height: 240px;
    background: linear-gradient(135deg, #e8f4fc 0%, #d0e8f7 100%);
    border: 4px solid #666;
    border-radius: 4px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pvc-size-width {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: baseline;
    gap: 4px;
    background: var(--pvc-primary);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
}

.pvc-size-height {
    position: absolute;
    right: -55px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    display: flex;
    align-items: baseline;
    gap: 4px;
    background: var(--pvc-primary);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
}

.pvc-size-value {
    font-weight: 600;
}

.pvc-size-unit {
    font-size: 11px;
    opacity: 0.9;
}

.pvc-size-fields {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Input Groups */
.pvc-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pvc-input-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--pvc-text);
}

.pvc-input-group input,
.pvc-input-group textarea {
    padding: 12px 16px;
    border: 2px solid var(--pvc-border);
    border-radius: var(--pvc-radius-sm);
    font-size: 16px;
    transition: var(--pvc-transition);
    font-family: inherit;
}

.pvc-input-group input:focus,
.pvc-input-group textarea:focus {
    outline: none;
    border-color: var(--pvc-primary);
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.1);
}

.pvc-input-group input[type="number"] {
    width: 200px;
}

.pvc-input-hint {
    font-size: 12px;
    color: var(--pvc-text-light);
}

/* Summary */
.pvc-summary {
    background: var(--pvc-bg);
    border-radius: var(--pvc-radius);
    padding: 25px;
    margin-bottom: 30px;
}

.pvc-summary h3 {
    margin: 0 0 20px 0;
    font-size: 18px;
    color: var(--pvc-text);
}

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

.pvc-summary-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pvc-summary-label {
    font-size: 12px;
    color: var(--pvc-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pvc-summary-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--pvc-text);
}

/* Contact Form */
.pvc-contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.pvc-form-row {
    margin-bottom: 20px;
}

.pvc-form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 600px) {
    .pvc-form-row-2 {
        grid-template-columns: 1fr;
    }
}

.pvc-form-submit {
    text-align: center;
    margin-top: 30px;
}

/* Success Message */
.pvc-success-message {
    text-align: center;
    padding: 40px;
    animation: fadeIn 0.5s ease;
}

.pvc-success-icon {
    width: 80px;
    height: 80px;
    background: var(--pvc-success);
    color: white;
    font-size: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.pvc-success-message h3 {
    font-size: 24px;
    color: var(--pvc-text);
    margin: 0 0 10px 0;
}

.pvc-success-message p {
    font-size: 16px;
    color: var(--pvc-text-light);
    margin: 0 0 30px 0;
}

/* Buttons */
.pvc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: var(--pvc-radius-sm);
    cursor: pointer;
    transition: var(--pvc-transition);
    font-family: inherit;
}

.pvc-btn-primary {
    background: var(--pvc-primary);
    color: white;
}

.pvc-btn-primary:hover:not(:disabled) {
    background: var(--pvc-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.3);
}

.pvc-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pvc-btn-secondary {
    background: var(--pvc-bg);
    color: var(--pvc-text);
    border: 2px solid var(--pvc-border);
}

.pvc-btn-secondary:hover {
    background: var(--pvc-border);
}

/* Navigation */
.pvc-navigation {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    background: var(--pvc-card-bg);
    border-radius: var(--pvc-radius);
    box-shadow: var(--pvc-shadow);
    padding: 20px 30px;
}

.pvc-navigation .pvc-btn-next {
    margin-left: auto;
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Division Types Grid for many items */
.pvc-division-types {
    grid-template-columns: repeat(5, 1fr);
}

@media (max-width: 900px) {
    .pvc-division-types {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 700px) {
    .pvc-division-types {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 500px) {
    .pvc-division-types {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Division option - smaller for many options */
.pvc-division-option {
    padding: 12px 8px;
}

.pvc-division-option .pvc-option-image {
    height: 70px;
}

.pvc-division-option .pvc-icon {
    max-width: 60px;
    max-height: 60px;
}

.pvc-division-option .pvc-option-label {
    font-size: 11px;
}

/* Opening types */
.pvc-opening-types {
    max-width: 900px;
    margin: 0 auto;
}

/* Inside colors disabled state */
.pvc-inside-colors.disabled {
    opacity: 0.4;
    pointer-events: none;
}