/* =============================================
   OPTIMIZED RESEARCH LABS — Brand Stylesheet
   Design: Clean, clinical, premium
   Think Aesop meets biotech
   ============================================= */

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

:root {
    --black: #0a0a0a;
    --dark: #1a1a1a;
    --charcoal: #2d2d2d;
    --gray-700: #404040;
    --gray-500: #6b6b6b;
    --gray-400: #8a8a8a;
    --gray-300: #b0b0b0;
    --gray-200: #d4d4d4;
    --gray-100: #ebebeb;
    --gray-50: #f5f5f5;
    --white: #ffffff;
    --accent: #c8a87c;
    --accent-light: #dcc9a8;
    --accent-dark: #a88b5e;
    --green: #2d6a4f;
    --green-light: #edf6f0;
    --red: #c1121f;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-xl: 0 24px 60px rgba(0,0,0,0.1);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    font-size: 16px;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Announcement Bar --- */
.announcement-bar {
    background: var(--dark);
    color: var(--gray-300);
    text-align: center;
    padding: 10px 20px;
    font-size: 12px;
    letter-spacing: 0.5px;
    font-weight: 400;
}

/* --- Navigation --- */
.nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-100);
    padding: 0 24px;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    width: 40px;
    height: 40px;
    background: var(--dark);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    border-radius: 6px;
}

.logo-text {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--dark);
    line-height: 1.2;
}

.logo-light {
    display: block;
    font-weight: 400;
    letter-spacing: 1.5px;
    color: var(--gray-500);
    font-size: 10px;
}

.nav-links {
    display: flex;
    gap: 36px;
}

.nav-links a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--gray-700);
    transition: color var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--dark);
    transition: width var(--transition);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-icon {
    color: var(--gray-700);
    transition: color var(--transition);
    position: relative;
}

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

.cart-count {
    position: absolute;
    top: -6px;
    right: -8px;
    background: var(--dark);
    color: var(--white);
    font-size: 9px;
    font-weight: 600;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(165deg, #fafafa 0%, #f0ede8 40%, #e8e2d8 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(200, 168, 124, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(200, 168, 124, 0.05) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 80px 24px;
}

.hero-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--accent-dark);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 400;
    line-height: 1.1;
    color: var(--dark);
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-500);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.7;
    font-weight: 300;
}

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

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.trust-number {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.trust-label {
    font-size: 11px;
    color: var(--gray-400);
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 500;
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-primary);
}

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

.btn-primary:hover {
    background: var(--black);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--dark);
    border: 1px solid var(--gray-300);
}

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

/* --- Section Styles --- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--accent-dark);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 400;
    color: var(--dark);
    letter-spacing: -0.3px;
}

.section-desc {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 520px;
    margin: 16px auto 0;
    line-height: 1.7;
    font-weight: 300;
}

/* --- Categories --- */
.categories {
    padding: 100px 0;
    background: var(--white);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.category-card {
    position: relative;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    transition: all var(--transition);
    overflow: hidden;
    border: 1px solid transparent;
}

.category-card:hover {
    background: var(--white);
    border-color: var(--gray-200);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.category-card.category-large {
    grid-row: span 2;
    padding: 48px 36px;
    background: var(--dark);
    color: var(--white);
}

.category-card.category-large .category-icon {
    color: var(--accent);
}

.category-card.category-large h3 {
    font-size: 24px;
}

.category-card.category-large p {
    color: var(--gray-300);
}

.category-card.category-large .category-count {
    color: var(--accent-light);
    border-color: rgba(200, 168, 124, 0.3);
}

.category-card.category-large:hover {
    background: var(--black);
    border-color: transparent;
}

.category-icon {
    color: var(--gray-500);
    margin-bottom: 8px;
}

.category-card h3 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.2px;
}

.category-card p {
    font-size: 13px;
    color: var(--gray-400);
    line-height: 1.5;
}

.category-count {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-400);
    border-top: 1px solid var(--gray-200);
    padding-top: 12px;
    margin-top: auto;
}

/* --- Products --- */
.products {
    padding: 100px 0;
    background: var(--gray-50);
}

.product-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.5px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    color: var(--gray-500);
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-primary);
}

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

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    border: 1px solid var(--gray-100);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--dark);
    color: var(--white);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    z-index: 2;
}

.product-image {
    background: linear-gradient(135deg, #f8f6f3 0%, #f0ede8 100%);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-image-placeholder {
    opacity: 0.4;
}

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-dark);
    margin-bottom: 6px;
}

.product-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.product-desc {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.product-meta span {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--green);
    background: var(--green-light);
    padding: 3px 8px;
    border-radius: 4px;
}

.product-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.product-pricing {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.product-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.product-unit {
    font-size: 12px;
    color: var(--gray-400);
    font-weight: 400;
}

.btn-add {
    padding: 8px 16px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: var(--dark);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-primary);
}

.btn-add:hover {
    background: var(--black);
    transform: scale(1.02);
}

.products-cta {
    text-align: center;
    margin-top: 48px;
}

/* --- Why Us --- */
.why-us {
    padding: 100px 0;
    background: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.why-card {
    text-align: center;
    padding: 32px 24px;
}

.why-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    background: var(--gray-50);
    border-radius: 50%;
    color: var(--dark);
}

.why-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.2px;
}

.why-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* --- Science --- */
.science {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
}

.science-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.science .section-eyebrow {
    color: var(--accent);
    text-align: left;
}

.science .section-title {
    color: var(--white);
    text-align: left;
    margin-bottom: 20px;
}

.science-content p {
    color: var(--gray-300);
    font-size: 16px;
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 40px;
}

.science-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.science-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -1px;
}

.stat-label {
    font-size: 12px;
    color: var(--gray-400);
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 500;
}

.science .btn-primary {
    background: var(--accent);
    color: var(--dark);
}

.science .btn-primary:hover {
    background: var(--accent-light);
}

.science-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.science-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all var(--transition);
}

.science-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(200, 168, 124, 0.2);
}

.science-card-header {
    margin-bottom: 12px;
}

.science-card-tag {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
}

.science-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}

.science-card-meta {
    font-size: 12px;
    color: var(--gray-400);
    margin-bottom: 12px;
    font-style: italic;
}

.science-card-excerpt {
    font-size: 14px;
    color: var(--gray-300);
    line-height: 1.6;
    margin-bottom: 12px;
}

.science-card-link {
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    transition: color var(--transition);
}

.science-card-link:hover {
    color: var(--accent-light);
}

/* --- How It Works --- */
.how-it-works {
    padding: 100px 0;
    background: var(--white);
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 20px;
}

.step {
    flex: 1;
    max-width: 300px;
    text-align: center;
    padding: 32px 24px;
}

.step-number {
    font-size: 48px;
    font-weight: 200;
    color: var(--gray-200);
    font-family: var(--font-display);
    margin-bottom: 16px;
    line-height: 1;
}

.step h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: -0.2px;
}

.step p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

.step-arrow {
    color: var(--gray-300);
    margin-top: 60px;
    flex-shrink: 0;
}

/* --- Testimonials --- */
.testimonials {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-100);
}

.testimonial-stars {
    color: var(--accent);
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.testimonial-card p {
    font-size: 15px;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-500);
}

.testimonial-author strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
}

.testimonial-author span {
    font-size: 12px;
    color: var(--gray-400);
}

/* --- Newsletter --- */
.newsletter {
    padding: 80px 0;
    background: var(--white);
}

.newsletter-box {
    background: linear-gradient(135deg, #f8f6f3 0%, #f0ede8 100%);
    border-radius: var(--radius-xl);
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.newsletter-content h2 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 8px;
}

.newsletter-content p {
    font-size: 15px;
    color: var(--gray-500);
}

.newsletter-form {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.newsletter-input {
    padding: 14px 20px;
    font-size: 14px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--white);
    width: 280px;
    font-family: var(--font-primary);
    color: var(--dark);
    outline: none;
    transition: border-color var(--transition);
}

.newsletter-input:focus {
    border-color: var(--dark);
}

.newsletter-input::placeholder {
    color: var(--gray-400);
}

/* --- FAQ --- */
.faq {
    padding: 100px 0;
    background: var(--gray-50);
}

.faq-grid {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-question {
    width: 100%;
    padding: 24px 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--dark);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-primary);
    text-align: left;
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--accent-dark);
}

.faq-question svg {
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.open .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding-bottom: 24px;
}

.faq-answer p {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.8;
}

/* --- Footer --- */
.footer {
    background: var(--dark);
    color: var(--gray-300);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand .logo-mark {
    background: var(--accent);
    color: var(--dark);
}

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

.footer-brand .logo-light {
    color: var(--gray-400);
}

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

.footer-disclaimer {
    font-size: 11px;
    color: var(--gray-500);
    line-height: 1.6;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 16px;
    margin-top: 16px;
}

.footer-links h4 {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 10px;
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--gray-500);
}

.footer-payments {
    display: flex;
    gap: 8px;
}

.payment-badge {
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    color: var(--gray-400);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .science-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-title {
        font-size: 36px;
    }
    .hero-trust {
        flex-direction: column;
        gap: 20px;
    }
    .trust-divider {
        width: 40px;
        height: 1px;
    }
    .category-grid {
        grid-template-columns: 1fr;
    }
    .category-card.category-large {
        grid-row: auto;
    }
    .product-grid {
        grid-template-columns: 1fr;
    }
    .why-grid {
        grid-template-columns: 1fr;
    }
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        flex-direction: column;
        align-items: center;
    }
    .step-arrow {
        transform: rotate(90deg);
        margin-top: 0;
    }
    .newsletter-box {
        flex-direction: column;
        padding: 40px 24px;
        text-align: center;
    }
    .newsletter-form {
        flex-direction: column;
        width: 100%;
    }
    .newsletter-input {
        width: 100%;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content > * {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-content > *:nth-child(1) { animation-delay: 0.1s; }
.hero-content > *:nth-child(2) { animation-delay: 0.2s; }
.hero-content > *:nth-child(3) { animation-delay: 0.3s; }
.hero-content > *:nth-child(4) { animation-delay: 0.4s; }
.hero-content > *:nth-child(5) { animation-delay: 0.5s; }

/* Smooth scroll-triggered animations */
.product-card,
.category-card,
.why-card,
.testimonial-card {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.05s; }
.product-card:nth-child(2) { animation-delay: 0.1s; }
.product-card:nth-child(3) { animation-delay: 0.15s; }
.product-card:nth-child(4) { animation-delay: 0.2s; }
.product-card:nth-child(5) { animation-delay: 0.25s; }
.product-card:nth-child(6) { animation-delay: 0.3s; }
.product-card:nth-child(7) { animation-delay: 0.35s; }
.product-card:nth-child(8) { animation-delay: 0.4s; }

.category-card:nth-child(1) { animation-delay: 0.05s; }
.category-card:nth-child(2) { animation-delay: 0.1s; }
.category-card:nth-child(3) { animation-delay: 0.15s; }
.category-card:nth-child(4) { animation-delay: 0.2s; }
.category-card:nth-child(5) { animation-delay: 0.25s; }
.category-card:nth-child(6) { animation-delay: 0.3s; }

/* --- Urgency Banner --- */
.urgency-banner {
    background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-dark));
    padding: 14px 20px;
    text-align: center;
}

.urgency-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.urgency-icon {
    font-size: 18px;
}

.urgency-content p {
    font-size: 14px;
    color: var(--dark);
    font-weight: 500;
}

.promo-code {
    display: inline-block;
    background: var(--dark);
    color: var(--white);
    padding: 2px 10px;
    border-radius: 4px;
    font-family: monospace;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
}

/* --- Product Vial (replaces placeholder) --- */
.product-vial {
    width: 60px;
    height: 100px;
    background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(240,237,232,0.9) 100%);
    border: 1px solid var(--gray-200);
    border-radius: 4px 4px 2px 2px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-vial::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 10px;
    background: var(--gray-300);
    border-radius: 2px 2px 0 0;
}

.product-vial::after {
    content: '';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 6px;
    background: var(--accent);
    border-radius: 2px;
}

.product-vial span {
    font-size: 11px;
    font-weight: 700;
    color: var(--gray-500);
    letter-spacing: 0.5px;
}

.product-image {
    background: linear-gradient(135deg, #f8f6f3 0%, #f0ede8 100%);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* --- Product Count Display --- */
.product-count-display {
    text-align: center;
    margin-top: 32px;
    padding: 16px;
}

.product-count-display p {
    font-size: 14px;
    color: var(--gray-400);
    font-weight: 400;
}

/* --- Category Hero (category pages) --- */
.category-hero {
    background: linear-gradient(165deg, #fafafa 0%, #f0ede8 40%, #e8e2d8 100%);
    padding: 80px 0 60px;
    text-align: center;
}

.category-hero .section-title {
    font-size: clamp(32px, 5vw, 52px);
    margin-bottom: 16px;
}

.category-hero .section-desc {
    margin-bottom: 24px;
}

.category-product-count {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-dark);
    border: 1px solid var(--accent);
    padding: 6px 20px;
    border-radius: 100px;
}

/* --- Legal Pages --- */
.legal-page {
    padding: 80px 0;
    min-height: 60vh;
}

.legal-page h1 {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 8px;
}

.legal-page .legal-date {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 40px;
}

.legal-page h2 {
    font-size: 20px;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--dark);
}

.legal-page p,
.legal-page li {
    font-size: 15px;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 12px;
}

.legal-page ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-page a {
    color: var(--accent-dark);
    text-decoration: underline;
}

.legal-content {
    max-width: 720px;
}

/* --- Footer disclaimer link --- */
.footer-disclaimer a {
    color: var(--accent-light);
    text-decoration: underline;
}

/* --- Selection Color --- */
::selection {
    background: var(--accent);
    color: var(--dark);
}

/* --- Remove old CSS animation delays (now handled by JS IntersectionObserver) --- */
.product-card,
.category-card,
.why-card,
.testimonial-card {
    opacity: 1;
    animation: none;
}