/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    /* Colors */
    --primary: #8b5a3c;
    --primary-light: #a67c5b;
    --primary-dark: #6d4530;
    --secondary: #d4a574;
    --accent: #e8d5c4;
    --background: #faf8f5;
    --surface: #ffffff;
    --text: #2d2a26;
    --text-light: #6b6560;
    --text-muted: #9c9590;
    --border: #e5e0db;
    --success: #4a9c6d;
    --warning: #d4a03a;
    --error: #c54b4b;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

select {
    font-family: inherit;
}

/* ========================================
   Layout
   ======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
}

.hidden {
    display: none !important;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.logo-au {
    color: var(--text-light);
    font-weight: 400;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-base);
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition-fast);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--accent);
    color: var(--primary-dark);
}

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

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

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content h1 {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.hero-content .highlight {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--space-2xl);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-placeholder {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
}

.hero-image-placeholder svg {
    width: 100%;
    height: auto;
}

/* ========================================
   Products Section
   ======================================== */
.products-section {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
}

.filter-tab {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    background: var(--background);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.filter-tab:hover {
    color: var(--primary);
    background: var(--accent);
}

.filter-tab.active {
    color: white;
    background: var(--primary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.product-image {
    width: 100%;
    height: 180px;
    background: var(--background);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

.product-image svg {
    width: 80%;
    height: 80%;
    opacity: 0.7;
}

.product-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.badge-beginner {
    background: #e8f5e9;
    color: #2e7d32;
}

.badge-intermediate {
    background: #fff3e0;
    color: #ef6c00;
}

.badge-advanced {
    background: #e3f2fd;
    color: #1565c0;
}

.badge-quilting {
    background: #fce4ec;
    color: #c2185b;
}

.product-brand {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.product-feature {
    font-size: 0.75rem;
    color: var(--text-light);
    background: var(--background);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.stars {
    color: #f59e0b;
    font-size: 0.875rem;
}

.rating-count {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--space-md);
}

.product-price span {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-muted);
}

.product-actions {
    margin-top: auto;
    display: flex;
    gap: var(--space-sm);
}

.product-actions .btn {
    flex: 1;
}

.btn-compare {
    background: var(--background);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-compare:hover {
    background: var(--accent);
    border-color: var(--secondary);
}

.btn-compare.added {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

/* View Toggle */
.view-toggle {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.view-btn {
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    background: var(--background);
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.view-btn svg {
    width: 20px;
    height: 20px;
}

.view-btn:hover {
    color: var(--text);
}

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

/* Products Table */
.products-table-container {
    overflow-x: auto;
    margin-bottom: var(--space-xl);
}

.products-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.products-table th,
.products-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.products-table th {
    font-weight: 600;
    color: var(--text);
    background: var(--background);
    position: sticky;
    top: 0;
}

.products-table tr:hover {
    background: var(--background);
}

.products-table .stars {
    font-size: 0.8rem;
}

/* ========================================
   Quiz Section
   ======================================== */
.quiz-section {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--accent) 0%, var(--background) 100%);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

.quiz-progress {
    margin-bottom: var(--space-xl);
}

.progress-bar {
    height: 8px;
    background: var(--border);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
    width: 20%;
}

.progress-text {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.quiz-content {
    min-height: 300px;
}

.quiz-question {
    text-align: center;
}

.quiz-question h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xl);
    color: var(--text);
}

.quiz-options {
    display: grid;
    gap: var(--space-md);
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--background);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.quiz-option:hover {
    border-color: var(--primary-light);
    background: var(--accent);
}

.quiz-option.selected {
    border-color: var(--primary);
    background: var(--accent);
}

.quiz-option-icon {
    font-size: 1.5rem;
}

.quiz-option-text {
    flex: 1;
}

.quiz-option-text strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.quiz-option-text span {
    font-size: 0.875rem;
    color: var(--text-light);
}

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-xl);
    gap: var(--space-md);
}

.quiz-navigation .btn {
    min-width: 120px;
}

.quiz-result {
    text-align: center;
    padding: var(--space-xl);
}

.result-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
}

.quiz-result h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--space-xl);
}

.result-product {
    background: var(--background);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: left;
}

.result-product-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.result-product-description {
    color: var(--text-light);
    margin-bottom: var(--space-lg);
}

/* ========================================
   Compare Section
   ======================================== */
.compare-section {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.compare-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.compare-slot {
    position: relative;
}

.compare-select {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    font-size: 0.95rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    transition: border-color var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6560' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

.compare-select:focus {
    outline: none;
    border-color: var(--primary);
}

.compare-table-container {
    overflow-x: auto;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
}

.compare-table th,
.compare-table td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.compare-table th {
    font-weight: 600;
    background: var(--background);
}

.compare-table th:first-child {
    background: var(--primary);
    color: white;
}

.compare-table td:first-child {
    font-weight: 500;
    background: var(--background);
}

.compare-table tr:hover td {
    background: var(--accent);
}

.compare-table tr:hover td:first-child {
    background: var(--secondary);
}

.compare-empty {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--text-muted);
}

.compare-empty svg {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    opacity: 0.5;
}

/* ========================================
   Guide Section
   ======================================== */
.guide-section {
    padding: var(--space-3xl) 0;
    background: var(--background);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.guide-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.guide-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.guide-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.guide-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.guide-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========================================
   Brands Section
   ======================================== */
.brands-section {
    padding: var(--space-2xl) 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
}

.brands-section .section-header {
    margin-bottom: var(--space-xl);
}

.brands-section .section-header h2 {
    font-size: 1.5rem;
}

.brands-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2xl);
}

.brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 60px;
    background: var(--background);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.brand-logo:hover {
    background: var(--accent);
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-light);
}

/* ========================================
   SEO Section
   ======================================== */
.seo-section {
    padding: var(--space-3xl) 0;
    background: var(--background);
    border-top: 1px solid var(--border);
}

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

.seo-content h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-xl);
    color: var(--text);
}

.seo-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
    color: var(--text);
}

.seo-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--space-md);
}

.seo-content strong {
    color: var(--text);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
    color: white;
    margin-bottom: var(--space-md);
}

.footer-brand .logo-icon {
    color: var(--secondary);
}

.footer-brand .logo-au {
    color: rgba(255, 255, 255, 0.6);
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.9rem;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--secondary);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.7;
}

.affiliate-disclosure {
    font-size: 0.8rem !important;
    margin-top: var(--space-sm);
    opacity: 0.5 !important;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.75rem;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-image-placeholder {
        max-width: 300px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-content h1 {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 250px;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .compare-selector {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .quiz-container {
        padding: var(--space-lg);
    }

    .quiz-question h3 {
        font-size: 1.25rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-brand p {
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-lg: 1rem;
        --space-xl: 1.5rem;
        --space-2xl: 2rem;
        --space-3xl: 2.5rem;
    }

    .hero-content h1 {
        font-size: 1.875rem;
    }

    .product-card {
        padding: var(--space-md);
    }

    .quiz-option {
        padding: var(--space-md);
    }

    .seo-content h2 {
        font-size: 1.5rem;
    }

    .seo-content h3 {
        font-size: 1.1rem;
    }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeIn 0.5s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }
.product-card:nth-child(5) { animation-delay: 0.5s; }
.product-card:nth-child(6) { animation-delay: 0.6s; }

/* Accessibility */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .hero-cta,
    .filter-tabs,
    .view-toggle,
    .quiz-section,
    .compare-section,
    .footer {
        display: none;
    }

    .hero {
        padding: var(--space-xl) 0;
    }

    .product-card {
        break-inside: avoid;
    }
}

/* ========================================
   Blog & Article Styles
   ======================================== */

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.blog-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.blog-card-image svg {
    width: 80px;
    height: 80px;
    opacity: 0.4;
}

.blog-card-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.1) 100%);
}

.blog-card-content {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    margin-bottom: var(--space-sm);
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text);
    margin-bottom: var(--space-md);
}

.blog-card-title a {
    color: inherit;
    transition: color var(--transition-fast);
}

.blog-card-title a:hover {
    color: var(--primary);
}

.blog-card-excerpt {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    flex: 1;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.blog-card-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.blog-card-author-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Latest Guides Section (Home) */
.latest-guides-section {
    padding: var(--space-3xl) 0 calc(var(--space-3xl) * 1.5);
    background: var(--background);
}

.latest-guides-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

@media (max-width: 1024px) {
    .latest-guides-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .latest-guides-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Article Page Styles */
.article-page {
    padding-top: 100px;
}

.article-hero {
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
    padding: var(--space-3xl) 0;
    text-align: center;
}

.article-hero .container {
    max-width: 900px;
}

.article-category {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    margin-bottom: var(--space-lg);
}

.article-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text);
    margin-bottom: var(--space-xl);
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    color: var(--text-light);
    font-size: 0.95rem;
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
}

.article-content h2 {
    font-family: var(--font-display);
    font-size: 1.85rem;
    font-weight: 600;
    color: var(--text);
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
}

.article-content h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.article-content h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.article-content p {
    font-size: 1.1rem;
    line-height: 1.85;
    color: var(--text-light);
    margin-bottom: var(--space-lg);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.article-content li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--space-sm);
}

.article-content ul li {
    list-style-type: disc;
}

.article-content ol li {
    list-style-type: decimal;
}

.article-content strong {
    color: var(--text);
    font-weight: 600;
}

/* Info Boxes */
.info-box {
    background: var(--accent);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: var(--space-xl);
    margin: var(--space-2xl) 0;
}

.info-box-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.info-box p {
    font-size: 1rem;
    margin-bottom: 0;
}

.info-box.tip {
    background: #e8f5e9;
    border-left-color: var(--success);
}

.info-box.tip .info-box-title {
    color: #2e7d32;
}

.info-box.warning {
    background: #fff3e0;
    border-left-color: var(--warning);
}

.info-box.warning .info-box-title {
    color: #ef6c00;
}

.info-box.important {
    background: #e3f2fd;
    border-left-color: #1565c0;
}

.info-box.important .info-box-title {
    color: #1565c0;
}

/* Key Takeaway Card */
.key-takeaway {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-2xl);
    margin: var(--space-2xl) 0;
}

.key-takeaway-title {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
    margin-bottom: var(--space-sm);
}

.key-takeaway p {
    color: white;
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Author Bio */
.author-bio {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-top: var(--space-3xl);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.author-avatar-initials {
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.author-role {
    font-size: 0.9rem;
    color: var(--primary);
    margin-bottom: var(--space-sm);
}

.author-info p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: 0;
}

@media (max-width: 640px) {
    .author-bio {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .article-title {
        font-size: 2.25rem;
    }

    .article-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* ========================================
   Page Specific Styles
   ======================================== */

/* About Page */
.about-hero {
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
    padding: 140px 0 var(--space-3xl);
    text-align: center;
}

.about-hero h1 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-lg);
}

.about-hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.about-content {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.about-content .container {
    max-width: 800px;
}

.about-section {
    margin-bottom: var(--space-3xl);
}

.about-section:last-child {
    margin-bottom: 0;
}

.about-section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xl);
}

.about-section p {
    font-size: 1.1rem;
    line-height: 1.85;
    color: var(--text-light);
    margin-bottom: var(--space-lg);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.team-member {
    text-align: center;
    padding: var(--space-xl);
    background: var(--background);
    border-radius: var(--radius-lg);
}

.team-member-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.team-member-avatar span {
    font-size: 2rem;
    font-weight: 600;
    color: white;
}

.team-member h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.team-member p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

/* Contact Page */
.contact-section {
    padding: 140px 0 var(--space-3xl);
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info h1 {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-lg);
}

.contact-info > p {
    font-size: 1.15rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.contact-item-content h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.contact-item-content p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin: 0;
}

.contact-form-container {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

.contact-form-container h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    font-size: 1rem;
    font-family: var(--font-primary);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
    color: var(--text);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Legal Pages */
.legal-page {
    padding-top: 100px;
}

.legal-hero {
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
    padding: var(--space-3xl) 0;
    text-align: center;
}

.legal-hero h1 {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-md);
}

.legal-hero p {
    font-size: 1rem;
    color: var(--text-light);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
}

.legal-content h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--space-md);
}

.legal-content ul {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.legal-content li {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: var(--space-sm);
    list-style-type: disc;
}

/* Blog Index Page */
.blog-hero {
    background: linear-gradient(135deg, var(--background) 0%, var(--accent) 100%);
    padding: 140px 0 var(--space-3xl);
    text-align: center;
}

.blog-hero h1 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-lg);
}

.blog-hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.blog-section {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.breadcrumbs a {
    color: var(--primary);
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--primary-dark);
}

.breadcrumbs span {
    color: var(--text-light);
}

/* Read More Link */
.read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--primary);
    transition: gap var(--transition-fast);
}

.read-more:hover {
    gap: var(--space-md);
}

.read-more svg {
    width: 16px;
    height: 16px;
}

/* View All Button */
.view-all-container {
    text-align: center;
    margin-top: var(--space-2xl);
}

/* Enhanced Whitespace - Publication Style */
.section-header {
    margin-bottom: calc(var(--space-3xl) * 1.25);
}

.products-section,
.quiz-section,
.compare-section,
.guide-section {
    padding: calc(var(--space-3xl) * 1.5) 0;
}

.products-grid {
    gap: var(--space-2xl);
}

.guide-grid {
    gap: var(--space-2xl);
}

.guide-card {
    padding: var(--space-2xl);
}

/* Amazon Disclosure Prominent */
.amazon-disclosure {
    background: #fffbf0;
    border: 1px solid #e6d5a8;
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    margin-top: var(--space-lg);
    font-size: 0.9rem;
    color: #6b5b3a;
    text-align: center;
}

.footer .affiliate-disclosure {
    opacity: 1 !important;
    font-size: 0.9rem !important;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    margin-top: var(--space-lg);
}