/* ============================================
   Hydrogen Water Bottle Australia - Styles
   Modern, Clean, Professional Design
   ============================================ */

/* CSS Variables */
:root {
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --secondary: #06b6d4;
    --accent: #22d3ee;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --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;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-dark: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 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, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

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

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 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);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(14, 165, 233, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(14, 165, 233, 0.5);
    color: var(--white);
}

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

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--primary);
    color: var(--primary);
}

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

/* 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(--gray-100);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
}

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

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

.logo-text sub {
    font-size: 0.7em;
}

.nav {
    display: flex;
    gap: 2rem;
}

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

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

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

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

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

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

.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 1rem;
    flex-direction: column;
    gap: 0.5rem;
    border-bottom: 1px solid var(--gray-200);
    z-index: 999;
}

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

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

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

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

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

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.hero h1 {
    margin-bottom: 1.5rem;
}

.hero h1 .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    max-width: 500px;
}

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

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

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

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

/* Bottle Animation */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.bottle-animation {
    position: relative;
    width: 200px;
    height: 400px;
}

.bottle {
    position: absolute;
    width: 120px;
    height: 300px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(200,230,255,0.8) 100%);
    border-radius: 20px 20px 40px 40px;
    border: 3px solid rgba(14, 165, 233, 0.3);
    overflow: hidden;
    box-shadow:
        0 20px 60px rgba(14, 165, 233, 0.2),
        inset 0 0 30px rgba(255,255,255,0.5);
}

.bottle::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 40px;
    background: linear-gradient(180deg, var(--gray-300) 0%, var(--gray-400) 100%);
    border-radius: 5px 5px 0 0;
}

.water {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(180deg, rgba(56, 189, 248, 0.6) 0%, rgba(14, 165, 233, 0.8) 100%);
    border-radius: 0 0 37px 37px;
    animation: wave 3s ease-in-out infinite;
}

.water::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 20px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120'%3E%3Cpath fill='rgba(56, 189, 248, 0.6)' d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z'%3E%3C/path%3E%3C/svg%3E") repeat-x;
    animation: wave-move 2s linear infinite;
}

@keyframes wave {
    0%, 100% { height: 70%; }
    50% { height: 72%; }
}

@keyframes wave-move {
    0% { background-position-x: 0; }
    100% { background-position-x: 1200px; }
}

.bubbles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.bubbles span {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: bubble 3s ease-in-out infinite;
}

.bubbles span:nth-child(1) { left: 20%; animation-delay: 0s; }
.bubbles span:nth-child(2) { left: 40%; animation-delay: 0.5s; width: 6px; height: 6px; }
.bubbles span:nth-child(3) { left: 60%; animation-delay: 1s; }
.bubbles span:nth-child(4) { left: 30%; animation-delay: 1.5s; width: 10px; height: 10px; }
.bubbles span:nth-child(5) { left: 70%; animation-delay: 2s; width: 5px; height: 5px; }
.bubbles span:nth-child(6) { left: 50%; animation-delay: 2.5s; }

@keyframes bubble {
    0% {
        bottom: 0;
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    100% {
        bottom: 100%;
        opacity: 0;
    }
}

/* Section Styles */
.section-title {
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Benefits Section */
.benefits {
    padding: 5rem 0;
    background: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.benefit-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

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

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

.benefit-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.benefit-card p {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

/* Quiz Section */
.quiz-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

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

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

.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 50px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    width: 25%;
    background: var(--gradient-primary);
    border-radius: 50px;
    transition: width 0.3s ease;
}

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

.quiz-question {
    display: none;
}

.quiz-question.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.quiz-question h3 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.quiz-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.quiz-option {
    padding: 1.25rem 1rem;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.quiz-option:hover {
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.05);
}

.quiz-option.selected {
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
}

.quiz-result {
    display: none;
}

.quiz-result.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.result-card {
    text-align: center;
}

.result-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--success);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.result-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.result-card > p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

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

.result-features span {
    padding: 0.5rem 1rem;
    background: var(--gray-100);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.result-card .btn {
    margin: 0.5rem;
}

/* Products Section */
.products-section {
    padding: 5rem 0;
    background: var(--white);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 0.75rem 1.5rem;
    background: var(--gray-100);
    border: none;
    border-radius: 50px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

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

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

.product-image {
    position: relative;
    height: 200px;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 0.75rem;
    background: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
}

.product-badge.popular {
    background: var(--warning);
}

.product-badge.premium {
    background: linear-gradient(135deg, #8b5cf6 0%, #d946ef 100%);
}

.product-content {
    padding: 1.5rem;
}

.product-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

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

.stars {
    color: var(--warning);
}

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

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

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

.product-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

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

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

/* Compare Section */
.compare-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

.compare-selector {
    text-align: center;
    margin-bottom: 2rem;
}

.compare-selector p {
    margin-bottom: 1rem;
    font-weight: 500;
}

.compare-checkboxes {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.compare-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
}

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

.compare-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.compare-checkbox.selected {
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.05);
}

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

.compare-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

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

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

.compare-table th:first-child {
    border-radius: var(--radius-xl) 0 0 0;
}

.compare-table th:last-child {
    border-radius: 0 var(--radius-xl) 0 0;
}

.compare-table tbody tr:last-child td:first-child {
    border-radius: 0 0 0 var(--radius-xl);
}

.compare-table tbody tr:last-child td:last-child {
    border-radius: 0 0 var(--radius-xl) 0;
}

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

.compare-table .check {
    color: var(--success);
    font-weight: 600;
}

.compare-table .cross {
    color: var(--gray-400);
}

/* How It Works Section */
.how-it-works {
    padding: 5rem 0;
    background: var(--white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.step {
    text-align: center;
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -1rem;
    width: calc(100% - 60px);
    height: 2px;
    background: var(--gray-200);
    transform: translateX(50%);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 1;
}

.step h3 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.step p {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* SEO Section */
.seo-section {
    padding: 5rem 0;
    background: var(--white);
}

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

.seo-content h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.seo-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

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

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

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    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: 1.5rem;
}

.footer-links a {
    display: block;
    color: var(--gray-400);
    padding: 0.375rem 0;
}

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

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

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

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

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

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

    .hero-image {
        order: -1;
    }

    .bottle-animation {
        width: 150px;
        height: 300px;
    }

    .bottle {
        width: 90px;
        height: 220px;
    }

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

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

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }

    .step:not(:last-child)::after {
        display: none;
    }

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

    .footer-brand {
        grid-column: span 2;
    }
}

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

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

    .hero {
        padding: 6rem 0 3rem;
    }

    .quiz-options {
        grid-template-columns: 1fr;
    }

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

    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 300px;
        margin: 0 auto;
    }

    .filter-tabs {
        gap: 0.25rem;
    }

    .filter-tab {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }

    .compare-checkbox {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

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

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

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

    .quiz-container {
        padding: 1.5rem;
    }

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

    .footer-brand {
        grid-column: span 1;
    }
}