/* ===================================
   Blood Pressure Monitor Australia
   CSS Styles - 2026
   =================================== */

/* CSS Variables */
:root {
    --primary: #e63946;
    --primary-dark: #c1121f;
    --primary-light: #ffccd5;
    --secondary: #1d3557;
    --secondary-light: #457b9d;
    --accent: #a8dadc;
    --success: #2a9d8f;
    --warning: #e9c46a;
    --danger: #e76f51;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --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, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    font-weight: 700;
    line-height: 1.2;
}

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: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(230, 57, 70, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(230, 57, 70, 0.5);
    color: var(--white);
}

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--gray-100);
}

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

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

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

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

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

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

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

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

/* Hero Section */
.hero {
    padding: 8rem 0 5rem;
    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-light);
    color: var(--primary-dark);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

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

.hero h1 .highlight {
    color: var(--primary);
}

.hero p {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    max-width: 540px;
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
}

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

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--secondary);
}

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

/* BP Monitor Illustration */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.bp-monitor-illustration {
    width: 320px;
    height: 320px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-100) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl), inset 0 2px 20px rgba(255,255,255,0.8);
    animation: float 6s ease-in-out infinite;
}

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

.monitor-screen {
    width: 200px;
    height: 120px;
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.5);
}

.reading {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.reading .systolic {
    font-size: 2.5rem;
    font-weight: 700;
    color: #4ade80;
    font-family: 'Courier New', monospace;
}

.reading .slash {
    font-size: 1.5rem;
    color: #4ade80;
}

.reading .diastolic {
    font-size: 2rem;
    font-weight: 700;
    color: #4ade80;
    font-family: 'Courier New', monospace;
}

.monitor-screen .unit {
    font-size: 0.75rem;
    color: #94a3b8;
    margin-top: 0.25rem;
}

.pulse {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.5rem;
    color: #f87171;
    font-size: 0.875rem;
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Trust Badges */
.trust-badges {
    padding: 3rem 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
}

.badges-grid {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-600);
    font-weight: 500;
}

.badge-item svg {
    width: 24px;
    height: 24px;
    color: var(--success);
}

/* Section Styles */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 3rem;
}

.section-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 1rem;
}

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

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

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}

/* Product Card */
.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(-4px);
    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;
    border-radius: 50px;
    z-index: 10;
}

.product-badge.bestseller {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #78350f;
}

.product-badge.premium {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: var(--white);
}

.product-badge.value {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: var(--white);
}

.product-badge.smart {
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
    color: var(--white);
}

.product-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--gray-100) 100%);
    padding: 1.5rem;
}

.product-placeholder {
    width: 160px;
    height: 140px;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    font-weight: 700;
    color: var(--gray-700);
    gap: 0.5rem;
}

.product-placeholder.omron {
    border-left: 4px solid #1a56db;
}

.product-placeholder.omron-evolv {
    border-left: 4px solid #1a56db;
    border-radius: var(--radius-2xl);
}

.product-placeholder.beurer {
    border-left: 4px solid #059669;
}

.product-placeholder.withings {
    border-left: 4px solid #000;
}

.product-placeholder.omron-wrist {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid #1a56db;
}

.product-placeholder.braun {
    border-left: 4px solid #374151;
}

.mini-screen {
    padding: 0.5rem 1rem;
    background: #1e293b;
    color: #4ade80;
    font-family: 'Courier New', monospace;
    font-size: 1.25rem;
    border-radius: var(--radius-sm);
}

.product-content {
    padding: 1.5rem;
}

.product-brand {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.product-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

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

.stars {
    color: #fbbf24;
    font-size: 0.875rem;
}

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

.product-features {
    list-style: none;
    margin-bottom: 1.25rem;
}

.product-features li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding: 0.25rem 0;
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

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

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

.btn-buy {
    width: 100%;
    margin-bottom: 0.75rem;
}

.btn-compare {
    width: 100%;
    padding: 0.625rem;
    background: none;
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    color: var(--gray-500);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

.compare-selected {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    margin-bottom: 2rem;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.compare-empty {
    color: var(--gray-400);
    font-style: italic;
}

.compare-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--white);
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
}

.compare-item button {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0;
    font-size: 1.25rem;
    line-height: 1;
}

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

/* Comparison Table */
.comparison-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    min-width: 900px;
}

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

.comparison-table th {
    background: var(--secondary);
    color: var(--white);
    font-weight: 600;
    font-size: 0.875rem;
}

.comparison-table th:first-child {
    text-align: left;
    background: var(--gray-800);
}

.comparison-table td:first-child {
    text-align: left;
    background: var(--gray-50);
    font-weight: 500;
}

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

.comparison-table tbody tr:hover td:first-child {
    background: var(--gray-100);
}

.comparison-table .buy-row td {
    padding: 1.25rem 1rem;
    background: var(--gray-50);
}

.btn-table-buy {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-table-buy:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
}

/* Quiz Section */
.quiz-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--secondary) 0%, #0f2744 100%);
    color: var(--white);
}

.quiz-section .section-tag {
    background: rgba(255,255,255,0.2);
    color: var(--white);
}

.quiz-section .section-header h2 {
    color: var(--white);
}

.quiz-section .section-header p {
    color: rgba(255,255,255,0.7);
}

.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: 0.75rem;
}

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

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

.quiz-question {
    display: none;
}

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

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

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

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

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

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

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

.option-text {
    font-size: 1rem;
    color: var(--gray-700);
    font-weight: 500;
}

/* Quiz Result */
.quiz-result {
    display: none;
    text-align: center;
}

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

.result-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.quiz-result h3 {
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

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

.result-product h4 {
    font-size: 1.25rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.result-product p {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.result-product .result-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.result-product .btn {
    margin-bottom: 0;
}

#retakeQuiz {
    margin-top: 1rem;
}

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

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

.guide-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.guide-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.guide-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.guide-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.guide-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* BP Reading Section */
.bp-reading-section {
    padding: 5rem 0;
    background: var(--white);
}

.bp-chart {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.bp-category {
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    text-align: center;
}

.bp-category.optimal {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    border: 2px solid #86efac;
}

.bp-category.normal {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 2px solid #93c5fd;
}

.bp-category.elevated {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid #fcd34d;
}

.bp-category.high {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 2px solid #fca5a5;
}

.bp-range {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.bp-category.optimal .bp-range { color: #15803d; }
.bp-category.normal .bp-range { color: #1d4ed8; }
.bp-category.elevated .bp-range { color: #b45309; }
.bp-category.high .bp-range { color: #dc2626; }

.bp-label {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.bp-category p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.bp-disclaimer {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
    max-width: 700px;
    margin: 2rem auto 0;
    font-style: italic;
}

/* SEO Section */
.seo-section {
    padding: 4rem 0;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

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

.seo-content h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--secondary);
}

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

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

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

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

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

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

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.6;
}

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

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

.footer-links li {
    margin-bottom: 0.5rem;
}

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

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

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

.affiliate-disclosure,
.medical-disclaimer {
    font-size: 0.8125rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.affiliate-disclosure strong,
.medical-disclaimer strong {
    color: var(--gray-300);
}

.copyright {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 1.5rem;
}

/* 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;
    }

    .bp-monitor-illustration {
        width: 260px;
        height: 260px;
    }

    .monitor-screen {
        width: 160px;
        height: 100px;
    }

    .reading .systolic {
        font-size: 2rem;
    }

    .reading .diastolic {
        font-size: 1.5rem;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        box-shadow: var(--shadow-lg);
    }

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

    .nav-links li {
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-links a {
        display: block;
        padding: 1rem;
    }

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

    .hero {
        padding: 7rem 0 3rem;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .badges-grid {
        gap: 2rem;
    }

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

    .quiz-container {
        padding: 1.5rem;
    }

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

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

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.9375rem;
    }

    .bp-chart {
        grid-template-columns: 1fr;
    }

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

/* Product card hidden state for filtering */
.product-card.hidden {
    display: none;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
a:focus,
button:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--secondary);
    color: var(--white);
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}