/* ===== CSS Variables ===== */
:root {
    --color-primary: #1a1a2e;
    --color-secondary: #16213e;
    --color-accent: #e94560;
    --color-accent-light: #ff6b8a;
    --color-white: #ffffff;
    --color-off-white: #fafafa;
    --color-cream: #f5f5f0;
    --color-gray-100: #f7f7f7;
    --color-gray-200: #eeeeee;
    --color-gray-300: #e0e0e0;
    --color-gray-400: #bdbdbd;
    --color-gray-500: #9e9e9e;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;
    --color-gold: #d4af37;
    --color-success: #4caf50;
    --color-warning: #ff9800;

    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

/* ===== Utility Classes ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hidden {
    display: none !important;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    gap: 8px;
}

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

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

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-gray-300);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

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

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

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

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

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-small {
    padding: 8px 16px;
    font-size: 13px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-primary);
}

.logo-icon {
    font-size: 1.6rem;
}

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

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

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

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

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

.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: 20px;
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 999;
    flex-direction: column;
    gap: 16px;
}

.mobile-nav.active {
    display: flex;
}

/* ===== Hero Section ===== */
.hero {
    padding: 140px 20px 80px;
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    max-width: 560px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.1;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.hero-title span {
    color: var(--color-accent);
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-gray-600);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

.stat-label {
    font-size: 13px;
    color: var(--color-gray-500);
}

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

.hero-shoe-display {
    position: relative;
    width: 400px;
    height: 400px;
}

.shoe-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-gray-100) 100%);
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
}

.shoe-circle::before {
    content: '👠';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8rem;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.15));
}

.floating-card {
    position: absolute;
    background: var(--color-white);
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-size: 14px;
    font-weight: 500;
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    left: 0;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 0;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    left: 10%;
    animation-delay: 2s;
}

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

/* ===== Categories ===== */
.categories {
    padding: 40px 0;
    background: var(--color-gray-100);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    transition: all var(--transition-normal);
}

.category-card:hover,
.category-card.active {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.category-icon {
    font-size: 2rem;
}

.category-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-gray-700);
}

/* ===== Products Section ===== */
.products-section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-gray-600);
}

.products-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 32px;
    padding: 16px 20px;
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray-700);
}

.filter-select {
    padding: 8px 32px 8px 12px;
    font-size: 14px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background: var(--color-white) 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='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 10px center;
    appearance: none;
    cursor: pointer;
}

.view-toggle {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--color-white);
    border-radius: var(--radius-md);
}

.view-btn {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--color-gray-500);
    transition: all var(--transition-fast);
}

.view-btn:hover {
    color: var(--color-gray-700);
}

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

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

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

.product-card:hover {
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    overflow: hidden;
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-full);
}

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

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

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

.product-compare-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: all var(--transition-fast);
    font-size: 18px;
}

.product-card:hover .product-compare-btn {
    opacity: 1;
}

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

.product-compare-btn.added {
    opacity: 1;
    background: var(--color-success);
    color: var(--color-white);
}

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-accent);
    margin-bottom: 4px;
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 8px;
    line-height: 1.3;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.stars {
    color: var(--color-gold);
    font-size: 14px;
}

.rating-count {
    font-size: 13px;
    color: var(--color-gray-500);
}

.product-details {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.detail-tag {
    font-size: 12px;
    padding: 4px 10px;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    color: var(--color-gray-600);
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
}

.product-price .original {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    text-decoration: line-through;
    margin-left: 8px;
    font-weight: 400;
}

.product-cta {
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.product-cta:hover {
    background: var(--color-accent);
}

/* Products Table */
.products-table-container {
    overflow-x: auto;
    margin-bottom: 32px;
}

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

.products-table th,
.products-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.products-table th {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-gray-600);
    background: var(--color-gray-100);
}

.products-table td {
    font-size: 14px;
}

.table-product-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.table-product-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.table-product-name {
    font-weight: 500;
    color: var(--color-primary);
}

.load-more-container {
    text-align: center;
    margin-top: 32px;
}

/* ===== Quiz Section ===== */
.quiz-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-gray-100) 100%);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-xl);
}

.quiz-header {
    text-align: center;
    margin-bottom: 32px;
}

.quiz-badge {
    display: inline-block;
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.quiz-step {
    display: none;
}

.quiz-step.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

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

.quiz-illustration {
    text-align: center;
    margin-bottom: 24px;
}

.quiz-icon {
    font-size: 5rem;
    animation: float 3s ease-in-out infinite;
}

.quiz-step h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 12px;
    text-align: center;
}

.quiz-step > p {
    color: var(--color-gray-600);
    text-align: center;
    margin-bottom: 32px;
}

.quiz-progress {
    height: 6px;
    background: var(--color-gray-200);
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

.quiz-question-number {
    display: block;
    font-size: 13px;
    color: var(--color-gray-500);
    margin-bottom: 8px;
    text-align: center;
}

.quiz-options {
    display: grid;
    gap: 12px;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--color-gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    text-align: left;
    transition: all var(--transition-fast);
}

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

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

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

.option-text {
    font-weight: 500;
}

/* Quiz Results */
.quiz-results-header {
    text-align: center;
    margin-bottom: 32px;
}

.results-badge {
    display: inline-block;
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--color-success);
    color: var(--color-white);
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.quiz-recommendations {
    display: grid;
    gap: 16px;
    margin-bottom: 24px;
}

.recommendation-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.recommendation-card:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.rec-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.rec-info {
    flex: 1;
}

.rec-name {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 2px;
}

.rec-match {
    font-size: 13px;
    color: var(--color-success);
}

.rec-cta {
    padding: 8px 16px;
    font-size: 13px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
}

.rec-cta:hover {
    background: var(--color-accent);
}

#retake-quiz-btn {
    display: block;
    margin: 0 auto;
}

/* ===== Compare Section ===== */
.compare-section {
    padding: 80px 0;
    background: var(--color-white);
}

.compare-selector {
    margin-bottom: 48px;
}

.compare-slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.compare-slot {
    position: relative;
    min-height: 200px;
    background: var(--color-gray-100);
    border: 2px dashed var(--color-gray-300);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.slot-empty {
    text-align: center;
}

.slot-icon {
    display: block;
    font-size: 2rem;
    color: var(--color-gray-400);
    margin-bottom: 8px;
}

.slot-text {
    font-size: 14px;
    color: var(--color-gray-500);
}

.slot-filled {
    width: 100%;
    height: 100%;
    padding: 16px;
}

.slot-remove {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    background: var(--color-gray-200);
    border-radius: 50%;
    font-size: 18px;
    color: var(--color-gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.slot-remove:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

.slot-product {
    text-align: center;
}

.slot-product-icon {
    font-size: 3rem;
    margin-bottom: 8px;
}

.slot-product-name {
    font-weight: 500;
    color: var(--color-primary);
    font-size: 14px;
}

.slot-product-price {
    font-size: 13px;
    color: var(--color-gray-600);
}

/* Compare Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-gray-200);
}

.modal-header h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-primary);
}

.modal-close {
    width: 32px;
    height: 32px;
    font-size: 24px;
    color: var(--color-gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-body {
    padding: 20px 24px;
    overflow-y: auto;
}

.modal-search {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.modal-search:focus {
    outline: none;
    border-color: var(--color-primary);
}

.compare-product-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.compare-product-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.compare-product-item:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.compare-product-item-icon {
    font-size: 1.5rem;
}

.compare-product-item-name {
    flex: 1;
    font-weight: 500;
    font-size: 14px;
}

.compare-product-item-price {
    font-size: 13px;
    opacity: 0.8;
}

/* Compare Table */
.compare-table-container {
    overflow-x: auto;
}

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

.compare-table tr {
    border-bottom: 1px solid var(--color-gray-200);
}

.compare-table th,
.compare-table td {
    padding: 16px;
    text-align: center;
    min-width: 180px;
}

.compare-table th {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-600);
    background: var(--color-gray-100);
    text-align: left;
    min-width: 120px;
}

.compare-table td {
    font-size: 14px;
}

.compare-product-header {
    padding: 20px;
    text-align: center;
}

.compare-product-icon {
    font-size: 3rem;
    margin-bottom: 8px;
}

.compare-product-title {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.compare-product-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-accent);
}

.compare-value-best {
    color: var(--color-success);
    font-weight: 600;
}

.compare-cta {
    padding: 10px 20px;
    font-size: 13px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: inline-block;
}

.compare-cta:hover {
    background: var(--color-accent);
}

/* ===== Guide Section ===== */
.guide-section {
    padding: 80px 0;
    background: var(--color-gray-100);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.guide-card {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

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

.guide-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.guide-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.guide-card p {
    font-size: 14px;
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ===== SEO Section ===== */
.seo-section {
    padding: 80px 0;
    background: var(--color-white);
}

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

.seo-content h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.seo-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin: 32px 0 16px;
}

.seo-content p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.seo-content ul {
    margin: 16px 0 24px 24px;
    list-style: disc;
}

.seo-content li {
    margin-bottom: 12px;
    line-height: 1.7;
    color: var(--color-gray-700);
}

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

.seo-content em {
    color: var(--color-gray-600);
}

/* ===== Newsletter Section ===== */
.newsletter-section {
    padding: 80px 0;
    background: var(--color-primary);
}

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

.newsletter-content h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-white);
    margin-bottom: 12px;
}

.newsletter-content > p {
    color: var(--color-gray-400);
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-input {
    flex: 1;
    padding: 14px 20px;
    font-size: 14px;
    border: none;
    border-radius: var(--radius-full);
}

.newsletter-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-accent);
}

.newsletter-form .btn-primary {
    background: var(--color-accent);
}

.newsletter-form .btn-primary:hover {
    background: var(--color-accent-light);
}

.newsletter-disclaimer {
    margin-top: 16px;
    font-size: 12px;
    color: var(--color-gray-500);
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    background: var(--color-secondary);
    color: var(--color-gray-400);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.7;
}

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

.footer-links h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    margin-bottom: 8px;
}

.affiliate-disclosure {
    color: var(--color-gray-500);
    font-size: 12px !important;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
        padding-top: 120px;
    }

    .hero-content {
        max-width: 100%;
    }

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

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

    .hero-visual {
        order: -1;
    }

    .hero-shoe-display {
        width: 300px;
        height: 300px;
    }

    .shoe-circle {
        width: 220px;
        height: 220px;
    }

    .shoe-circle::before {
        font-size: 5rem;
    }

    .floating-card {
        display: none;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

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

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

    .hero {
        min-height: auto;
        padding: 100px 20px 60px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        flex: 1;
    }

    .filter-select {
        flex: 1;
    }

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

    .quiz-container {
        padding: 32px 24px;
    }

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

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

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

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

    .footer-links ul {
        align-items: center;
    }
}

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

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

    .btn {
        width: 100%;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .category-card {
        padding: 12px 8px;
    }

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

    .category-name {
        font-size: 11px;
    }

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

    .section-title {
        font-size: 1.5rem;
    }
}