/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-bg: #f1f5f9;
    --color-surface: #ffffff;
    --color-card: #ffffff;
    --color-accent: #0f172a;
    --color-accent-hover: #1e293b;
    --color-text: #0f172a;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

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

/* Top Banner */
.top-banner {
    background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
    color: rgba(255,255,255,0.95);
    padding: 12px 0;
    text-align: center;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
}

.top-banner p { margin: 0; }
.top-banner strong { color: #fbbf24; }

/* Header */
.header {
    background: var(--color-surface);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--color-text);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
}

.main-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn-order {
    padding: 0.65rem 1.5rem;
    background: var(--color-accent);
    color: #fff !important;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.2s;
}

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

/* Hero Banner */
.hero-banner {
    padding: 4rem 0 5rem;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    color: #fff;
}

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

.hero-tag {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.hero-banner-text h1 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-banner-text p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.hero-price-block {
    margin-bottom: 1.5rem;
}

.hero-price {
    font-size: 2.25rem;
    font-weight: 700;
    color: #fbbf24;
}

.hero-price-note {
    display: block;
    font-size: 0.85rem;
    opacity: 0.8;
}

.btn-hero-cta {
    display: inline-block;
    padding: 1rem 2rem;
    background: #fbbf24;
    color: #0f172a !important;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 700;
    transition: all 0.2s;
}

.btn-hero-cta:hover {
    background: #fcd34d;
    transform: translateY(-2px);
}

.hero-banner-image {
    text-align: center;
}

.hero-banner-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.4);
}

/* Product Hero */
.product-hero {
    padding: 4rem 0;
    background: var(--color-surface);
}

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

.product-gallery {
    position: sticky;
    top: 100px;
}

.product-main-image {
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
    margin-bottom: 1rem;
}

.product-main-image img {
    width: 100%;
    height: auto;
    display: block;
}

.product-thumbnails {
    display: flex;
    gap: 0.75rem;
}

.product-thumbnails img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: border-color 0.2s;
}

.product-thumbnails img:hover {
    border-color: var(--color-accent);
}

.product-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.product-badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: #fef3c7;
    color: #92400e;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    width: fit-content;
}

.product-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
    margin: 0;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.stars { color: #fbbf24; }

.product-price {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.price-current {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
}

.price-old {
    font-size: 1rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
}

.price-discount {
    padding: 0.25rem 0.5rem;
    background: #dc2626;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.product-desc {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0;
}

.product-highlights {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-highlights li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.product-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #16a34a;
    font-weight: bold;
}

.btn-add-cart {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--color-accent);
    color: #fff !important;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    transition: background 0.2s;
    width: fit-content;
    text-align: center;
}

.btn-add-cart:hover {
    background: var(--color-accent-hover);
}

/* Features Strip */
.features-strip {
    padding: 1.5rem 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.features-strip-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.strip-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.strip-icon { font-size: 1.25rem; }

/* How Section */
.how-section {
    padding: 4rem 0;
    background: var(--color-surface);
}

.how-section .section-title {
    text-align: center;
}

.how-section .section-subtitle {
    text-align: center;
    margin-bottom: 2.5rem;
}

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

.how-step {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.how-step-num {
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.how-step h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.how-step p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* About Product */
.about-product {
    padding: 4rem 0;
    background: var(--color-bg);
}

.about-product .section-title {
    text-align: center;
    margin-bottom: 2.5rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.about-text p {
    color: var(--color-text-muted);
    line-height: 1.75;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.about-text .disclaimer {
    background: #fef3c7;
    padding: 1rem;
    border-radius: var(--radius-md);
    border-left: 4px solid #f59e0b;
    font-size: 0.9rem;
}

/* Specs Section */
.specs-section {
    padding: 4rem 0;
    background: var(--color-surface);
}

.specs-section .section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.specs-table-wrap {
    max-width: 600px;
    margin: 0 auto;
    overflow-x: auto;
}

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

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

.specs-table td {
    padding: 1rem 1.5rem;
    font-size: 0.95rem;
}

.specs-table td:first-child {
    font-weight: 600;
    color: var(--color-text);
}

.specs-table td:last-child {
    color: var(--color-text-muted);
}

/* Section Titles */
.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin: 0 0 1.5rem 0;
}

/* Features Section */
.features-section {
    padding: 4rem 0;
    background: var(--color-bg);
}

.features-section .section-title {
    text-align: center;
    margin-bottom: 2.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--color-surface);
    padding: 1.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

.feature-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 25px rgba(15, 23, 42, 0.08);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-weight: 600;
}

.feature-card p {
    color: var(--color-text-muted);
    line-height: 1.6;
    font-size: 0.9rem;
    margin: 0;
}

/* Gallery Section */
.gallery-section {
    padding: 4rem 0;
    background: var(--color-surface);
}

.gallery-section .section-title {
    text-align: center;
    margin-bottom: 2rem;
}

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

.gallery-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.gallery-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

/* All Features */
.all-features {
    padding: 4rem 0;
    background: var(--color-bg);
}

.all-features .section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.all-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.all-features-grid ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.all-features-grid li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.all-features-grid li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* Trust */
.trust-section {
    padding: 3rem 0;
    background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
}

.trust-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.trust-item {
    flex: 1;
    min-width: 200px;
    max-width: 260px;
    text-align: center;
    padding: 1.5rem 1.25rem;
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.1);
}

.trust-icon { font-size: 1.75rem; margin-bottom: 0.6rem; }

.trust-item h3 {
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
    color: #fff;
    font-weight: 600;
}

.trust-item p { color: rgba(255,255,255,0.85); font-size: 0.85rem; margin: 0; }

/* Reviews */
.reviews-section {
    padding: 4rem 0;
    background: var(--color-surface);
}

.reviews-section .section-title {
    text-align: center;
}

.reviews-section .section-subtitle {
    text-align: center;
    margin-bottom: 2rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.review-card {
    background: var(--color-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.review-stars {
    color: #fbbf24;
    margin-bottom: 0.5rem;
}

.review-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.review-author {
    font-size: 0.8rem;
    color: var(--color-text);
    font-weight: 500;
}

/* FAQ */
.faq {
    padding: 4rem 0;
    background: var(--color-bg);
}

.faq .section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 1rem;
}

.faq-item {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    border: 1px solid var(--color-border);
}

.faq-item h3 {
    color: var(--color-text);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
}

.faq-item p {
    color: var(--color-text-muted);
    line-height: 1.65;
    font-size: 0.9rem;
    margin: 0;
}

/* Price CTA Block */
.price-cta-block {
    padding: 2.5rem 0;
    background: var(--color-surface);
    border-top: 2px solid var(--color-border);
}

.price-cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.price-cta-left h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.price-cta-left p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.price-cta-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

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

.btn-price-cta {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    background: var(--color-accent);
    color: #fff !important;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    transition: background 0.2s;
}

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

/* CTA */
.cta-section {
    padding: 4rem 0;
    background: var(--color-accent);
    text-align: center;
    color: #fff;
}

.cta-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: #fff;
    margin-bottom: 0.5rem;
}

.cta-section p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.btn-primary-large {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: #fbbf24;
    color: #0f172a !important;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 700;
    transition: all 0.2s;
}

.btn-primary-large:hover {
    background: #fcd34d;
    transform: scale(1.02);
}

/* Footer */
.footer {
    background: #0f172a;
    color: rgba(255,255,255,0.85);
    padding: 3rem 0 1.5rem;
}

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

.footer-section h3 {
    color: #fff;
    margin-bottom: 0.6rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-section p, .footer-section ul { font-size: 0.9rem; }

.footer-section ul { list-style: none; padding: 0; }

.footer-section ul li { margin-bottom: 0.35rem; }

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section a:hover { color: #fff; }

.footer-legal {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.footer-legal h3 { color: #fff; margin-bottom: 0.75rem; font-size: 1rem; font-weight: 600; }

.legal-info p,
.health-notice p,
.contact-info-footer p {
    color: rgba(255,255,255,0.8);
    margin-bottom: 0.35rem;
    font-size: 0.875rem;
    line-height: 1.6;
}

.legal-info strong, .health-notice h4, .contact-info-footer strong { color: #fff; }

.health-notice {
    background: rgba(255,255,255,0.06);
    padding: 1rem;
    margin: 1rem 0;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.1);
}

.health-notice h4 { font-size: 0.9rem; margin-bottom: 0.5rem; }

.contact-info-footer { margin-top: 0.75rem; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 1.25rem;
    text-align: center;
}

.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.6); }

/* Legal page */
.legal-page { padding: 4rem 0 5rem; }

.legal-page h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.legal-page h2 { font-size: 1.1rem; color: var(--color-text); margin: 1.5rem 0 0.75rem; font-weight: 600; }
.legal-page h3 { font-size: 1rem; color: var(--color-text); margin: 1rem 0 0.5rem; font-weight: 500; }

.legal-page p, .legal-page li {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.75;
    margin-bottom: 0.6rem;
}

.legal-page a { color: var(--color-accent); text-decoration: none; }
.legal-page a:hover { text-decoration: underline; }

.withdrawal-form {
    background: var(--color-surface);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin: 1rem 0;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .hero-banner-content { grid-template-columns: 1fr; text-align: center; }
    .hero-banner-text h1 { font-size: 2rem; }
    .hero-banner-image { order: -1; }
    .product-hero-grid { grid-template-columns: 1fr; }
    .product-gallery { position: static; }
    .about-grid { grid-template-columns: 1fr; }
    .how-steps { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .all-features-grid { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: repeat(2, 1fr); }
    .price-cta-content { flex-direction: column; text-align: center; }
}

@media (max-width: 768px) {
    .mobile-menu-toggle { display: flex; }
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 8px 24px rgba(0,0,0,0.08);
        display: none;
        gap: 0.75rem;
    }
    .main-nav.active { display: flex; }
    .hero-banner-text h1 { font-size: 1.6rem; }
    .product-title { font-size: 1.4rem; }
    .section-title { font-size: 1.5rem; }
    .features-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
    .trust-item { min-width: 100%; }
    .footer-content { grid-template-columns: 1fr; }
}