/* =================================================================
   VAMPIRES INDUSTRY - SIZING GUIDE STYLES
   Matching page-home-step-by-step.css design patterns
   ================================================================= */

/* CSS Variables - Neutral Tone Color Scheme */
:root {
    /* Neutral Tone Colors - Match homepage */
    --primary: #374151;           /* Dark neutral gray */
    --secondary: #6b7280;         /* Medium neutral gray */
    --accent: #9ca3af;            /* Light neutral gray */
    --bg-primary: #ffffff;        /* Pure white */
    --bg-secondary: #f9fafb;      /* Very light gray */
    --light: #f3f4f6;            /* Light gray */
    --text-dark: #374151;        /* Dark text */
    --text-light: #ffffff;       /* White text */
    --text-muted: #9ca3af;       /* Muted text */
    --border-color: #e5e7eb;     /* Light border */
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 10px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.sizing-chart-page {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-primary);
}

/* Section Header Styles - Match homepage */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    background: var(--accent);
    color: var(--text-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.highlight {
    color: var(--accent);
    position: relative;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Progress Indicator */
.sizing-progress {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 60px auto 40px;
    position: relative;
    max-width: 800px;
}

.sizing-progress::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
    transform: translateY(-50%);
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 2;
    background: var(--bg-primary);
    padding: 0 20px;
    transition: var(--transition);
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--border-color);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: var(--transition);
}

.step-label {
    font-size: 0.9rem;
    color: var(--text-dark);
    opacity: 0.7;
    transition: var(--transition);
}

.progress-step.active .step-number {
    background: var(--primary);
    color: var(--text-light);
}

.progress-step.active .step-label {
    opacity: 1;
    font-weight: 600;
}

.progress-step.completed .step-number {
    background: var(--accent);
    color: var(--text-light);
}

/* Sizing Steps Container */
.size-charts-section {
    padding: 8rem 2rem;
    background: var(--bg-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.sizing-step {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.sizing-step.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
    animation: fadeInUp 0.6s ease-out;
}

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

@keyframes pulsePattern {
    0%, 100% {
        opacity: 0.1;
    }
    50% {
        opacity: 0.3;
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.step-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

/* Search Input */
.item-search {
    margin-bottom: 30px;
    text-align: center;
}

.search-input {
    width: 100%;
    max-width: 400px;
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(55, 65, 81, 0.1);
}

/* Item Grid */
.item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 40px;
    max-height: 400px;
    overflow-y: auto;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
}

.item-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 15px 10px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.item-card:hover {
    border-color: var(--primary);
    background: var(--bg-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.item-card.selected {
    border-color: var(--primary);
    background: var(--light);
    font-weight: 600;
    color: var(--primary);
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.category-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--bg-secondary), transparent);
    transition: var(--transition);
}

.category-card:hover::before {
    left: 100%;
}

.category-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.category-card.selected {
    border-color: var(--primary);
    background: var(--bg-secondary);
}

.category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.category-icon i {
    font-size: 2rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.category-card:hover .category-icon {
    background: var(--primary);
}

.category-card:hover .category-icon i {
    color: var(--text-light);
}

.category-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.category-card p {
    color: var(--text-muted);
    opacity: 0.9;
}

/* Country Grid */
.country-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.country-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 25px 15px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

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

.country-card.selected {
    border-color: var(--primary);
    background: var(--bg-secondary);
}

.country-flag {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.country-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

/* Fit Grid */
.fit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.fit-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

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

.fit-card.selected {
    border-color: var(--primary);
    background: var(--bg-secondary);
}

.fit-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.fit-icon i {
    font-size: 1.5rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.fit-card:hover .fit-icon {
    background: var(--primary);
}

.fit-card:hover .fit-icon i {
    color: var(--text-light);
}

.fit-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.fit-card p {
    color: var(--text-muted);
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Size Chart Container */
.size-chart-container {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.chart-info {
    background: var(--bg-secondary);
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
}

.selected-options {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.option-label {
    font-weight: 600;
    color: var(--text-dark);
}

.selected-options span:not(.option-label) {
    background: var(--primary);
    color: var(--text-light);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
}

.size-chart-wrapper {
    overflow-x: auto;
    padding: 30px;
}

.size-chart-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.size-chart-table th,
.size-chart-table td {
    padding: 12px 15px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.size-chart-table th {
    background: var(--primary);
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.size-chart-table td {
    background: var(--bg-primary);
    color: var(--text-dark);
}

.size-chart-table tr:nth-child(even) td {
    background: var(--bg-secondary);
}

.size-chart-table tr:hover td {
    background: var(--light);
}

/* Measurement Guide */
.measurement-guide {
    padding: 30px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.measurement-guide h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.measurement-instructions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.measurement-item {
    font-size: 0.9rem;
    line-height: 1.5;
}

.measurement-item strong {
    color: var(--text-dark);
}

/* Navigation Buttons - Match homepage button styles */
.sizing-navigation {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.prev-btn {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.next-btn {
    background: var(--primary);
    color: var(--text-light);
}

.restart-btn {
    background: var(--accent);
    color: var(--text-light);
}

.nav-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.prev-btn:hover:not(:disabled) {
    background: var(--primary);
    color: var(--text-light);
}

.next-btn:hover:not(:disabled) {
    background: var(--secondary);
}

.restart-btn:hover {
    background: var(--primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .sizing-progress {
        margin: 40px auto 30px;
    }
    
    .progress-step {
        padding: 0 10px;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .step-label {
        font-size: 0.8rem;
    }
    
    .step-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .country-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .fit-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .category-card,
    .fit-card {
        padding: 25px 20px;
    }
    
    .country-card {
        padding: 20px 10px;
    }
    
    .selected-options {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    
    .sizing-navigation {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .nav-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .page-header-section {
        padding: 60px 0 40px;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .page-description {
        font-size: 1rem;
    }
    
    .step-title {
        font-size: 1.75rem;
    }
    
    .chart-info,
    .size-chart-wrapper,
    .measurement-guide {
        padding: 20px;
    }
    
    .country-grid {
        grid-template-columns: 1fr;
    }
    
    .item-grid {
        max-height: 300px;
    }
}

/* Custom scrollbar for item grid */
.item-grid::-webkit-scrollbar {
    width: 8px;
}

.item-grid::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

.item-grid::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.item-grid::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Smooth transitions for all interactive elements */
.category-card,
.country-card,
.fit-card,
.item-card,
.nav-btn {
    transition: var(--transition);
}

/* =================================================================
   PAGE HEADER SECTION - Matching homepage hero style
   ================================================================= */

.page-header-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--light) 100%);
    padding: 8rem 2rem 6rem;
    position: relative;
}

.page-header-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--secondary);
}

.breadcrumb .separator {
    color: var(--text-muted);
}

.breadcrumb .current {
    color: var(--text-dark);
    font-weight: 600;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.page-title .highlight {
    color: var(--accent);
}

.page-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Sizing Stats */
.sizing-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =================================================================
   FIT GUIDE SECTION - Matching homepage section style
   ================================================================= */

.fit-guide-section {
    padding: 8rem 2rem;
    background: var(--bg-secondary);
}

.fit-guide-header {
    text-align: center;
    margin-bottom: 4rem;
}

.fit-guide-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.fit-guide-header p {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.measurement-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.step-card {
    background: var(--bg-primary);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.step-card .step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--text-light);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.step-content h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-muted);
    line-height: 1.6;
}

.step-visual {
    margin-top: 1.5rem;
    font-size: 3rem;
    color: var(--accent);
    opacity: 0.3;
}

/* =================================================================
   SIZING CTA SECTION
   ================================================================= */

.sizing-cta-section {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    text-align: center;
    position: relative;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-actions .btn-primary {
    background: var(--text-light) !important;
    color: var(--primary) !important;
}

.cta-actions .btn-primary:hover {
    background: var(--bg-secondary) !important;
}

.cta-actions .btn-secondary {
    border-color: var(--text-light) !important;
    color: var(--text-light) !important;
}

.cta-actions .btn-secondary:hover {
    background: var(--text-light) !important;
    color: var(--primary) !important;
}

/* =================================================================
   BUTTON STYLES - Match homepage exactly
   ================================================================= */

.btn-primary {
    background: var(--primary);
    color: var(--text-light);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.btn-primary:hover {
    background: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}