/* ===== CSS Variables ===== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    --white: #ffffff;
    --black: #000000;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-hero: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #3730a3 100%);

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

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

/* ===== Utility Classes ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--gray-800);
    border: 2px solid var(--gray-200);
}

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

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-500);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    font-size: 1.75rem;
}

.logo .au {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--gray-600);
    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(--gradient-primary);
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    padding: 1rem;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-menu a {
    display: block;
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: var(--gray-700);
    border-radius: var(--radius);
}

.mobile-menu a:hover {
    background: var(--gray-50);
    color: var(--primary);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding: 10rem 0 6rem;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero .container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.hero .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.hero-image {
    position: relative;
}

.chair-showcase {
    position: relative;
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chair-showcase::before {
    content: '🪑';
    font-size: 12rem;
    opacity: 0.9;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.floating-card {
    position: absolute;
    padding: 0.75rem 1.25rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: floatCard 4s ease-in-out infinite;
}

.floating-card span {
    color: var(--success);
    font-weight: 700;
}

.floating-card.card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    left: 5%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    right: 15%;
    animation-delay: 2s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===== Trust Section ===== */
.trust-section {
    padding: 2rem 0;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--gray-600);
}

.badge-icon {
    font-size: 1.5rem;
}

/* ===== Products Section ===== */
.products-section {
    padding: 6rem 0;
}

.filters {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    background: var(--gray-100);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.filter-btn:hover {
    background: var(--gray-200);
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

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

.product-badge-container {
    position: absolute;
    top: 1rem;
    left: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.product-badge {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.product-badge.bestseller {
    background: var(--accent);
    color: var(--white);
}

.product-badge.premium {
    background: var(--primary);
    color: var(--white);
}

.product-badge.value {
    background: var(--success);
    color: var(--white);
}

.product-image {
    position: relative;
    height: 200px;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
}

.product-content {
    padding: 1.5rem;
}

.product-brand {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.product-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.stars {
    color: var(--accent);
    font-size: 0.875rem;
}

.rating-text {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.feature-tag {
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: var(--radius-sm);
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.price-current {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
}

.price-original {
    font-size: 1rem;
    color: var(--gray-400);
    text-decoration: line-through;
}

.product-actions {
    display: flex;
    gap: 0.75rem;
}

.product-actions .btn {
    flex: 1;
    padding: 0.75rem 1rem;
}

.btn-compare {
    background: var(--gray-100);
    color: var(--gray-700);
}

.btn-compare:hover {
    background: var(--gray-200);
}

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

/* View Toggle */
.view-toggle {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.view-btn {
    padding: 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    color: var(--gray-500);
    transition: var(--transition);
}

.view-btn:hover {
    background: var(--gray-200);
}

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

/* Products Table */
.products-table-container {
    overflow-x: auto;
    margin-bottom: 2rem;
}

.products-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.products-table th,
.products-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.products-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    white-space: nowrap;
}

.products-table tr:hover {
    background: var(--gray-50);
}

.products-table .product-name-cell {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.products-table .product-icon {
    font-size: 2rem;
}

.products-table .check {
    color: var(--success);
}

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

/* ===== Quiz Section ===== */
.quiz-section {
    padding: 6rem 0;
    background: var(--gradient-hero);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
}

.quiz-header {
    text-align: center;
    margin-bottom: 2rem;
}

.quiz-header h2 {
    font-size: 2rem;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.quiz-header p {
    color: var(--gray-500);
}

.quiz-progress {
    margin-bottom: 2rem;
}

.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
    width: 20%;
}

.progress-text {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-align: center;
    display: block;
}

.quiz-question {
    margin-bottom: 2rem;
}

.quiz-question h3 {
    font-size: 1.25rem;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    text-align: center;
}

.quiz-options {
    display: grid;
    gap: 0.75rem;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
}

.quiz-option:hover {
    border-color: var(--primary-light);
    background: rgba(99, 102, 241, 0.05);
}

.quiz-option.selected {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

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

.quiz-option .option-text {
    font-weight: 500;
    color: var(--gray-700);
}

.quiz-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
}

.quiz-nav .btn {
    min-width: 140px;
}

/* Quiz Result */
.quiz-result {
    text-align: center;
}

.result-header {
    margin-bottom: 2rem;
}

.result-header h3 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.result-header p {
    color: var(--gray-500);
}

.result-card {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.result-card .product-icon {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.result-card h4 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.result-card .match-score {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--success);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.result-card .price {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 1rem;
}

.result-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

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

/* ===== Compare Section ===== */
.compare-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

.compare-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.compare-slot {
    background: var(--white);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.compare-slot:hover {
    border-color: var(--primary);
}

.compare-slot.filled {
    border-style: solid;
    border-color: var(--primary);
}

.add-compare-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.add-compare-btn:hover {
    color: var(--primary);
}

.add-compare-btn .plus {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border: 2px dashed currentColor;
    border-radius: var(--radius-full);
}

.selected-chair {
    padding: 1.5rem;
    text-align: center;
    width: 100%;
}

.selected-chair .chair-icon {
    font-size: 4rem;
    margin-bottom: 0.5rem;
}

.selected-chair h4 {
    font-size: 1rem;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.selected-chair .price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.remove-chair {
    font-size: 0.875rem;
    color: var(--error);
    transition: var(--transition);
}

.remove-chair:hover {
    text-decoration: underline;
}

/* Comparison Table */
.comparison-table-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.comparison-table th,
.comparison-table td {
    padding: 1rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--gray-100);
}

.comparison-table th:first-child,
.comparison-table td:first-child {
    text-align: left;
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
}

.comparison-table thead th {
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
}

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

.comparison-table .check {
    color: var(--success);
    font-weight: 700;
}

.comparison-table .cross {
    color: var(--gray-300);
}

.comparison-table .highlight {
    background: rgba(99, 102, 241, 0.05);
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-100);
}

.modal-header h3 {
    font-size: 1.25rem;
    color: var(--gray-900);
}

.modal-close {
    font-size: 1.5rem;
    color: var(--gray-400);
    padding: 0.25rem;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--gray-700);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
}

.chair-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.chair-list-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.chair-list-item:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

.chair-list-item .chair-icon {
    font-size: 2rem;
}

.chair-list-item .chair-info h4 {
    font-size: 0.875rem;
    color: var(--gray-900);
}

.chair-list-item .chair-info .price {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
}

/* ===== Guide Section ===== */
.guide-section {
    padding: 6rem 0;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.guide-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
}

.guide-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.guide-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.guide-card h3 {
    font-size: 1.25rem;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.guide-card p {
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== SEO Section ===== */
.seo-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

.seo-content {
    max-width: 900px;
    margin: 0 auto;
}

.seo-content h2 {
    font-size: 2rem;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.seo-content h3 {
    font-size: 1.25rem;
    color: var(--gray-800);
    margin: 2rem 0 1rem;
}

.seo-content p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* ===== Newsletter Section ===== */
.newsletter-section {
    padding: 4rem 0;
    background: var(--gradient-primary);
}

.newsletter-content {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.newsletter-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.newsletter-form {
    display: flex;
    gap: 0.75rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border: none;
    border-radius: var(--radius-full);
    background: var(--white);
}

.newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-form .btn {
    white-space: nowrap;
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand p {
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.affiliate-disclosure {
    font-size: 0.75rem;
    color: var(--gray-500);
}

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

    .hero-content {
        order: 1;
    }

    .hero p {
        margin: 0 auto 2rem;
    }

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

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

    .hero-image {
        display: none;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .hero {
        padding: 8rem 0 4rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

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

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

    .quiz-container {
        padding: 2rem 1.5rem;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .trust-badges {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

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

    .product-actions {
        flex-direction: column;
    }
}