/* ===== CSS Variables & Base Styles ===== */
:root {
    --primary: #e84393;
    --primary-dark: #c92a7a;
    --primary-light: #fd79a8;
    --secondary: #6c5ce7;
    --secondary-light: #a29bfe;
    --accent: #00cec9;
    --accent-light: #81ecec;
    --cream: #ffeaa7;
    --chocolate: #6d4c41;
    --vanilla: #fff9e6;
    --strawberry: #ffb6c1;

    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-light: #b2bec3;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 12px 60px rgba(0, 0, 0, 0.2);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-main);
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(232, 67, 147, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(232, 67, 147, 0.45);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

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

.btn-sm {
    padding: 10px 20px;
    font-size: 13px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== Header & Navigation ===== */
.header {
    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-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 24px;
}

.logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
    position: relative;
}

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

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

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

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

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

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--vanilla) 0%, var(--strawberry) 50%, var(--cream) 100%);
    opacity: 0.4;
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 60%);
    opacity: 0.3;
    animation: float 15s ease-in-out infinite;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(circle, var(--secondary-light) 0%, transparent 60%);
    opacity: 0.3;
    animation: float 12s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(5deg); }
    66% { transform: translate(-20px, 20px) rotate(-3deg); }
}

.hero-content {
    text-align: center;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

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

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-light);
    font-size: 0.8rem;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    margin: 10px auto 0;
    border-right: 2px solid var(--text-light);
    border-bottom: 2px solid var(--text-light);
    transform: rotate(45deg);
}

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

/* ===== Section Styles ===== */
.products-section,
.compare-section,
.quiz-section,
.seo-section {
    padding: 80px 0;
}

.products-section {
    background: var(--bg-primary);
}

.compare-section {
    background: var(--bg-secondary);
}

.quiz-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.seo-section {
    background: var(--bg-primary);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.quiz-section .section-title,
.quiz-section .section-subtitle {
    color: white;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.quiz-section .section-subtitle {
    opacity: 0.9;
}

/* ===== Products Controls ===== */
.products-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

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

.view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.view-btn svg {
    fill: var(--text-secondary);
    transition: fill var(--transition-fast);
}

.view-btn.active,
.view-btn:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.view-btn.active svg,
.view-btn:hover svg {
    fill: var(--primary);
}

.filter-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-select {
    padding: 12px 40px 12px 16px;
    font-family: var(--font-main);
    font-size: 14px;
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-md);
    background: 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='%23636e72' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 16px center;
    appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

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

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

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

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-xl);
    z-index: 1;
}

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

.badge-premium {
    background: linear-gradient(135deg, #f5af19, #f12711);
    color: white;
}

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

.badge-vegan {
    background: #00b894;
    color: white;
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--cream) 0%, var(--strawberry) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.product-content {
    padding: 20px;
}

.product-brand {
    font-size: 12px;
    font-weight: 500;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
}

.product-flavour {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.product-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    color: var(--text-secondary);
}

.rating-stars {
    color: #f1c40f;
}

.product-actions {
    display: flex;
    gap: 10px;
}

.product-actions .btn {
    flex: 1;
    padding: 12px 16px;
    font-size: 13px;
}

.btn-compare {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

/* ===== Products Table ===== */
.products-table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

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

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

.products-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    white-space: nowrap;
}

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

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

.table-product-image {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--cream), var(--strawberry));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.table-product-name {
    font-weight: 600;
}

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

.hidden {
    display: none !important;
}

/* ===== Compare Section ===== */
.compare-container {
    min-height: 200px;
}

.compare-empty {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.compare-empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.compare-empty p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.compare-hint {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.compare-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.compare-table th,
.compare-table td {
    padding: 16px 20px;
    text-align: center;
    border-bottom: 1px solid var(--bg-tertiary);
    min-width: 180px;
}

.compare-feature-col {
    text-align: left !important;
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 140px !important;
}

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

.compare-product-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.compare-product-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--cream), var(--strawberry));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.compare-product-name {
    font-weight: 600;
    font-size: 14px;
}

.compare-remove {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
    transition: color var(--transition-fast);
}

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

#clear-compare {
    margin-top: 20px;
}

/* ===== Compare Float Button ===== */
.compare-float {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 12px 20px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 900;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

#compare-count {
    font-weight: 700;
    color: var(--primary);
}

/* ===== Quiz Section ===== */
.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.quiz-progress {
    margin-bottom: 30px;
}

.progress-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width var(--transition-normal);
}

.progress-text {
    font-size: 14px;
    color: var(--text-secondary);
}

.quiz-content {
    min-height: 280px;
}

.quiz-question {
    margin-bottom: 24px;
}

.quiz-question h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.quiz-question p {
    color: var(--text-secondary);
    font-size: 15px;
}

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

.quiz-option {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.quiz-option.selected {
    border-color: var(--primary);
    background: rgba(232, 67, 147, 0.1);
}

.quiz-option input {
    display: none;
}

.quiz-option-icon {
    font-size: 1.5rem;
    margin-right: 16px;
}

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

.quiz-actions {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 30px;
}

.quiz-result {
    text-align: center;
    padding: 20px 0;
}

.quiz-result-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.quiz-result h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.quiz-result-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.quiz-result-product {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.quiz-result-product h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.quiz-result-product p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* ===== SEO Section ===== */
.seo-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.seo-content h3 {
    font-size: 1.3rem;
    margin: 32px 0 16px;
    color: var(--text-primary);
}

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

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

.seo-cta {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-top: 32px;
}

.seo-cta p {
    color: var(--text-primary);
    margin: 0;
}

/* ===== Footer ===== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-light);
    margin-top: 16px;
    font-size: 14px;
}

.footer-brand .logo-text {
    color: white;
}

.footer-links h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--text-light);
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: color var(--transition-fast);
}

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

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

.affiliate-disclosure {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.6;
}

.copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== Responsive Design ===== */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow-md);
    }

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

    .nav-links li {
        border-bottom: 1px solid var(--bg-tertiary);
    }

    .nav-links a {
        display: block;
        padding: 16px 0;
    }

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

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

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

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

    .hero-stats {
        gap: 30px;
    }

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

    .view-toggle {
        align-self: flex-start;
    }

    .filter-group {
        flex-direction: column;
    }

    .filter-select {
        width: 100%;
    }

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

    .quiz-container {
        padding: 24px;
    }

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

    .quiz-actions .btn {
        width: 100%;
    }

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

    .footer-brand .logo {
        justify-content: center;
    }

    .compare-float {
        flex-direction: column;
        padding: 16px;
        gap: 12px;
        width: calc(100% - 40px);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 0 40px;
    }

    .products-section,
    .compare-section,
    .quiz-section,
    .seo-section {
        padding: 60px 0;
    }

    .section-header {
        margin-bottom: 30px;
    }

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

    .product-actions .btn {
        width: 100%;
    }
}

/* ===== Animation Classes ===== */
.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

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

/* ===== Loading State ===== */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}