/* CSS Variables */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --secondary: #f59e0b;
    --secondary-dark: #d97706;
    --accent: #10b981;
    --dark: #1e293b;
    --dark-light: #334155;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;
    --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-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--gray-900);
}

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

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

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

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.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-lg);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(79, 70, 229, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(79, 70, 229, 0.4);
    color: var(--white);
}

.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);
    transform: translateY(-2px);
}

.btn-accent {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--white);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.logo:hover {
    color: var(--gray-900);
}

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

.logo-text {
    font-family: 'Playfair Display', serif;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--gray-600);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    opacity: 0.1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(79, 70, 229, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 40%);
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--gray-600);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 4rem;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-400);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--gray-400);
    border-bottom: 2px solid var(--gray-400);
    transform: rotate(45deg);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* Products Section */
.products {
    background: var(--gray-50);
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
}

.filter-select {
    padding: 0.625rem 2rem 0.625rem 1rem;
    font-size: 0.875rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--gray-700);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 1.25rem;
    transition: var(--transition);
}

.filter-select:hover {
    border-color: var(--primary);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    padding: 0.625rem;
    border-radius: var(--radius);
    color: var(--gray-400);
    transition: var(--transition);
}

.view-btn:hover {
    color: var(--gray-600);
    background: var(--gray-100);
}

.view-btn.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius);
    z-index: 10;
}

.badge-popular {
    background: var(--secondary);
    color: var(--white);
}

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

.badge-sale {
    background: #ef4444;
    color: var(--white);
}

.product-image {
    position: relative;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.03) 100%);
}

.compare-checkbox {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
}

.compare-checkbox input {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary);
}

.compare-checkbox label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--gray-600);
    background: var(--white);
    padding: 0.375rem 0.625rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
}

.product-content {
    padding: 1.5rem;
}

.product-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-title {
    font-size: 1.25rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
    line-height: 1.3;
}

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

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

.rating-count {
    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 0.5rem;
    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: 700;
    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;
}

/* Product Table */
.product-table-container {
    overflow-x: auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

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

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

.product-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

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

.product-table .product-thumb {
    width: 60px;
    height: 60px;
    background: var(--gray-100);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.product-table .product-info h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
}

.product-table .product-info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.hidden {
    display: none !important;
}

/* Quiz Section */
.quiz-section {
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
}

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

.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 0.75rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 999px;
    transition: width 0.5s ease;
    width: 20%;
}

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

.quiz-question {
    text-align: center;
    animation: fadeInUp 0.5s ease;
}

.quiz-question h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-family: 'Inter', sans-serif;
}

.quiz-options {
    display: grid;
    gap: 1rem;
}

.quiz-option {
    padding: 1.25rem;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    text-align: left;
    font-size: 1rem;
    color: var(--gray-700);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quiz-option:hover {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.05);
}

.quiz-option.selected {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
}

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

.quiz-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

.quiz-result {
    text-align: center;
    animation: fadeInUp 0.5s ease;
}

.quiz-result h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.quiz-result p {
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.recommended-products {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.recommended-card {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    text-align: left;
    align-items: center;
}

.recommended-card .product-thumb {
    width: 80px;
    height: 80px;
    background: var(--gray-200);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
}

.recommended-card .product-info {
    flex: 1;
}

.recommended-card h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.recommended-card .match-score {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--accent);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
}

.recommended-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 0;
}

.recommended-card .price {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 1.125rem;
}

/* Compare Section */
.compare-section {
    background: var(--gray-50);
}

.compare-slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.compare-slot {
    background: var(--white);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-xl);
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.compare-slot:hover {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.02);
}

.compare-slot.filled {
    border-style: solid;
    border-color: var(--gray-200);
}

.slot-placeholder {
    text-align: center;
    color: var(--gray-400);
}

.plus-icon {
    display: block;
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
}

.slot-product {
    padding: 1.5rem;
    text-align: center;
    width: 100%;
}

.slot-product .product-thumb {
    width: 120px;
    height: 120px;
    margin: 0 auto 1rem;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.slot-product h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.slot-product .price {
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.slot-product .remove-btn {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.slot-product .remove-btn:hover {
    color: #ef4444;
}

.compare-table-container {
    overflow-x: auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

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

.compare-table th,
.compare-table td {
    padding: 1rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

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

.compare-table th {
    background: var(--gray-50);
    font-weight: 600;
}

.compare-table .check {
    color: var(--accent);
}

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

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    color: var(--gray-400);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-right: 2rem;
}

.modal-product-list {
    display: grid;
    gap: 0.75rem;
}

.modal-product-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
}

.modal-product-item:hover {
    background: var(--gray-100);
}

.modal-product-item .thumb {
    width: 50px;
    height: 50px;
    background: var(--gray-200);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.modal-product-item .info {
    flex: 1;
}

.modal-product-item .info h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    margin-bottom: 0.125rem;
}

.modal-product-item .info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.modal-product-item .price {
    font-weight: 700;
    color: var(--primary);
}

/* Guide Section */
.guide-section {
    background: var(--white);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.guide-card {
    padding: 2rem;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

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

.guide-card h3 {
    font-size: 1.25rem;
    font-family: 'Inter', sans-serif;
    margin-bottom: 0.75rem;
}

.guide-card p {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

/* SEO Section */
.seo-section {
    background: var(--gray-50);
    padding: 4rem 0;
}

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

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

.seo-content h3 {
    font-size: 1.375rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

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

.seo-content strong {
    color: var(--gray-800);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 0 2rem;
}

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

.footer-brand p {
    margin-top: 1rem;
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

.footer-links h4 {
    color: var(--white);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    margin-bottom: 1.25rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.9375rem;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    text-align: center;
    font-size: 0.875rem;
}

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

.affiliate-disclosure {
    color: var(--gray-500);
    font-size: 0.8125rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1.5rem;
        gap: 0;
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition);
    }

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

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

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

    .hero-stats {
        gap: 1.5rem;
    }

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

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        width: 100%;
    }

    .filter-select {
        flex: 1;
    }

    .view-toggle {
        justify-content: center;
    }

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

    .compare-slot {
        min-height: 200px;
    }

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

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    section {
        padding: 3rem 0;
    }

    .hero {
        padding: 80px 0 40px;
    }

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

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

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

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

    .quiz-container {
        padding: 1.5rem;
    }

    .recommended-card {
        flex-direction: column;
        text-align: center;
    }
}

/* ========================================
   MULTI-PAGE AUTHORITY SITE STYLES
   ======================================== */

/* Enhanced Spacing for Publication Feel */
.page-content {
    padding-top: 100px;
    padding-bottom: 6rem;
}

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

/* Page Headers */
.page-header {
    text-align: center;
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    margin-bottom: 4rem;
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.page-header .lead {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Latest Guides Section */
.latest-guides {
    background: var(--white);
    padding: 6rem 0;
}

.guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.guide-preview-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.guide-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.guide-preview-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.guide-preview-content {
    padding: 2rem;
}

.guide-preview-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.guide-preview-title {
    font-size: 1.25rem;
    font-family: 'Playfair Display', serif;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.guide-preview-title a {
    color: var(--gray-900);
}

.guide-preview-title a:hover {
    color: var(--primary);
}

.guide-preview-excerpt {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.guide-preview-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.guide-preview-meta .author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gray-300) 0%, var(--gray-400) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    color: var(--white);
}

/* Blog Index Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

/* Article Page Styles */
.article-header {
    text-align: center;
    padding: 8rem 0 4rem;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.article-header .category {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.article-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    max-width: 900px;
    margin: 0 auto 2rem;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    color: var(--gray-500);
    font-size: 0.9375rem;
    flex-wrap: wrap;
}

.article-meta .author-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.article-meta .author-avatar-lg {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--white);
}

.article-content {
    max-width: 750px;
    margin: 0 auto;
    padding: 4rem 1.5rem 6rem;
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--gray-700);
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.article-content h3 {
    font-size: 1.375rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.article-content p {
    margin-bottom: 1.75rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.75rem;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.75rem;
}

.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* Info Box / Key Takeaway Cards */
.info-box {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(129, 140, 248, 0.08) 100%);
    border-left: 4px solid var(--primary);
    padding: 1.75rem 2rem;
    margin: 2.5rem 0;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.info-box-title {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-box p {
    margin-bottom: 0;
    color: var(--gray-700);
}

.info-box ul {
    margin-bottom: 0;
    margin-top: 0.75rem;
}

.key-takeaway {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.12) 100%);
    border-left: 4px solid var(--accent);
    padding: 1.75rem 2rem;
    margin: 2.5rem 0;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.key-takeaway .info-box-title {
    color: var(--accent);
}

.warning-box {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.12) 100%);
    border-left: 4px solid var(--secondary);
    padding: 1.75rem 2rem;
    margin: 2.5rem 0;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.warning-box .info-box-title {
    color: var(--secondary-dark);
}

/* Author Bio Section */
.author-bio {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    margin-top: 4rem;
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.author-bio-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    flex-shrink: 0;
}

.author-bio-content h4 {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.author-bio-content .role {
    font-size: 0.875rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.author-bio-content p {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* About Page Styles */
.about-section {
    padding: 5rem 0;
}

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

.about-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    margin-top: 3rem;
}

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

.about-content p {
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    text-align: center;
    padding: 2.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
}

.team-member-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--white);
    margin: 0 auto 1.5rem;
}

.team-member h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.team-member .role {
    color: var(--primary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.team-member p {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* Contact Form Styles */
.contact-section {
    padding: 5rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    color: var(--gray-700);
}

.contact-details .icon {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-form {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

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

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.legal-content h3 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    color: var(--gray-800);
}

.legal-content p {
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.legal-content .last-updated {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: 2rem;
}

/* Enhanced Footer */
.footer-disclosure {
    background: var(--gray-800);
    padding: 1rem 0;
    text-align: center;
    font-size: 0.9375rem;
    color: var(--gray-300);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Breadcrumbs */
.breadcrumbs {
    padding: 1rem 0;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.breadcrumbs a {
    color: var(--gray-500);
}

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

.breadcrumbs span {
    margin: 0 0.5rem;
}

/* Related Articles */
.related-articles {
    background: var(--gray-50);
    padding: 4rem 0;
    margin-top: 4rem;
}

.related-articles h3 {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 2.5rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

/* Responsive Additions */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .author-bio {
        flex-direction: column;
        text-align: center;
    }

    .article-meta {
        flex-direction: column;
        gap: 1rem;
    }

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

@media (max-width: 480px) {
    .page-header {
        padding: 4rem 0 2rem;
    }

    .article-header {
        padding: 6rem 0 2rem;
    }

    .article-content {
        padding: 2rem 1rem 4rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .team-member {
        padding: 1.5rem;
    }
}