/* ========== EtekFit — Green Wellness Theme ========== */
:root {
    --fn-dark: #0a1410;
    --fn-darker: #060d0a;
    --fn-panel: #122018;
    --fn-panel-border: rgba(74, 222, 128, 0.18);
    --fn-accent: #22c55e;
    --fn-accent-light: #4ade80;
    --fn-accent-dim: rgba(34, 197, 94, 0.45);
    --fn-accent-dark: #16a34a;
    --fn-mint: #86efac;
    --fn-gold: #a3e635;
    --fn-gold-dim: rgba(163, 230, 53, 0.6);
    --fn-text: #ecfdf5;
    --fn-text-muted: #94b8a4;
    --fn-glow: 0 0 28px rgba(34, 197, 94, 0.25);
    --fn-glow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-pill: 999px;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
    font-family: var(--font-body);
    line-height: 1.65;
    color: var(--fn-text);
    background: var(--fn-dark);
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse 90% 55% at 50% -15%, rgba(34, 197, 94, 0.14), transparent),
        radial-gradient(ellipse 50% 35% at 100% 40%, rgba(74, 222, 128, 0.08), transparent),
        radial-gradient(ellipse 45% 30% at 0% 90%, rgba(22, 163, 74, 0.1), transparent);
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-top {
    position: sticky;
    top: 0;
    z-index: 1000;
}

.publicidad-banner {
    background: linear-gradient(180deg, #d1fae5 0%, #a7f3d0 100%);
    border-bottom: 1px solid rgba(34, 197, 94, 0.35);
    text-align: center;
    padding: 0.45rem 1rem;
}

.publicidad-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: #14532d;
}

.header {
    background: rgba(10, 20, 16, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--fn-panel-border);
    box-shadow: var(--fn-glow-soft);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--fn-accent-light);
    letter-spacing: -0.02em;
}

.logo a {
    text-decoration: none;
    color: inherit;
    transition: color 0.25s ease;
}

.logo a:hover {
    color: var(--fn-mint);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.header-nav a {
    color: var(--fn-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.25s ease;
}

.header-nav a:hover {
    color: var(--fn-accent-light);
}

.btn-cart-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 1.1rem;
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid var(--fn-panel-border);
    border-radius: var(--radius-pill);
    color: var(--fn-accent-light) !important;
}

.btn-cart-link:hover {
    background: rgba(34, 197, 94, 0.22);
    color: #fff !important;
}

.hero {
    padding: 4.5rem 0 3.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 30%, rgba(34, 197, 94, 0.12) 0%, transparent 55%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid var(--fn-panel-border);
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--fn-accent-light);
    margin-bottom: 1.25rem;
    letter-spacing: 0.05em;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.25rem);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: #fff;
}

.subtitle {
    font-size: 1.15rem;
    font-weight: 400;
    max-width: 640px;
    margin: 0 auto;
    color: var(--fn-text-muted);
}

.product-section {
    padding: 3rem 0 5rem;
}

.product-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
    align-items: start;
}

.product-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--fn-panel-border);
    box-shadow: var(--fn-glow-soft);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.product-image img:hover {
    transform: translateY(-3px);
    box-shadow: var(--fn-glow), var(--fn-glow-soft);
}

.carousel-container {
    position: relative;
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--fn-panel-border);
    background: var(--fn-panel);
}

.carousel-slides {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
}

.carousel-slide {
    display: none;
    width: 100%;
    height: 100%;
}

.carousel-slide.active {
    display: block;
    animation: fadeIn 0.45s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 24px;
    background: var(--fn-panel);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(18, 32, 24, 0.85);
    color: var(--fn-accent-light);
    border: 1px solid var(--fn-panel-border);
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
    cursor: pointer;
    border-radius: 50%;
    z-index: 10;
    transition: all 0.25s ease;
    backdrop-filter: blur(8px);
}

.carousel-btn:hover {
    background: var(--fn-accent);
    color: var(--fn-dark);
    border-color: var(--fn-accent);
}

.carousel-prev { left: 14px; }
.carousel-next { right: 14px; }

.carousel-dots {
    text-align: center;
    padding: 16px 0;
}

.dot {
    cursor: pointer;
    height: 8px;
    width: 8px;
    margin: 0 5px;
    background: rgba(74, 222, 128, 0.2);
    border-radius: 50%;
    display: inline-block;
    transition: all 0.25s ease;
}

.dot.active,
.dot:hover {
    background: var(--fn-accent);
    width: 24px;
    border-radius: var(--radius-pill);
}

.product-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--fn-accent-dark), var(--fn-accent));
    color: var(--fn-dark);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-pill);
    font-size: 0.78rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.product-info h2 {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    margin-bottom: 1rem;
    color: var(--fn-text);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

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

.product-features {
    margin-bottom: 2rem;
    display: grid;
    gap: 0.65rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1.1rem;
    background: rgba(18, 32, 24, 0.6);
    border-radius: var(--radius-md);
    border: 1px solid var(--fn-panel-border);
    transition: all 0.25s ease;
}

.feature:hover {
    border-color: rgba(74, 222, 128, 0.4);
    background: rgba(34, 197, 94, 0.06);
}

.feature-icon {
    font-size: 1.15rem;
    min-width: 22px;
}

.product-specs {
    background: rgba(18, 32, 24, 0.55);
    padding: 1.5rem 1.75rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.75rem;
    border: 1px solid var(--fn-panel-border);
}

.product-specs h3 {
    margin-bottom: 0.85rem;
    color: var(--fn-accent-light);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
}

.product-specs p {
    color: var(--fn-text-muted);
    line-height: 1.65;
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
}

.product-price {
    margin-bottom: 1.25rem;
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.price-amount {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--fn-accent-light);
}

.price-label {
    font-size: 0.9rem;
    color: var(--fn-text-muted);
}

.btn-primary {
    background: linear-gradient(135deg, var(--fn-accent) 0%, var(--fn-accent-dark) 100%);
    color: #052e16;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    box-shadow: var(--fn-glow);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 36px rgba(34, 197, 94, 0.4);
    filter: brightness(1.05);
}

.btn-secondary {
    background: transparent;
    color: var(--fn-accent-light);
    padding: 0.9rem 1.5rem;
    border: 1px solid var(--fn-panel-border);
    border-radius: var(--radius-pill);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    width: 100%;
    margin-top: 0.65rem;
    transition: all 0.25s ease;
}

.btn-secondary:hover {
    border-color: var(--fn-accent);
    background: rgba(34, 197, 94, 0.08);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    margin-bottom: 3rem;
    color: var(--fn-text);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.how-it-works {
    padding: 5rem 0;
    background: rgba(6, 13, 10, 0.5);
}

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

.comparison-item {
    background: rgba(18, 32, 24, 0.55);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--fn-panel-border);
    transition: all 0.3s ease;
}

.comparison-item:hover {
    border-color: rgba(74, 222, 128, 0.35);
    transform: translateY(-3px);
}

.comparison-item h3 {
    margin-bottom: 1.25rem;
    color: var(--fn-accent-light);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
}

.comparison-image {
    margin-bottom: 1.25rem;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.comparison-image img {
    width: 100%;
    border-radius: var(--radius-md);
}

.comparison-item p {
    margin-bottom: 0.85rem;
    color: var(--fn-text-muted);
    line-height: 1.75;
    font-size: 0.95rem;
}

.benefits-section {
    padding: 5rem 0;
}

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

.benefit-card {
    background: rgba(18, 32, 24, 0.55);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--fn-panel-border);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    border-color: rgba(74, 222, 128, 0.35);
    transform: translateY(-4px);
    box-shadow: var(--fn-glow-soft);
}

.benefit-icon {
    font-size: 2.25rem;
    margin-bottom: 0.85rem;
}

.benefit-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.65rem;
    color: var(--fn-accent-light);
    font-weight: 600;
}

.benefit-card p {
    color: var(--fn-text-muted);
    line-height: 1.65;
    font-size: 0.92rem;
}

.guarantee {
    padding: 4rem 0;
    background: linear-gradient(160deg, rgba(22, 163, 74, 0.12) 0%, rgba(10, 20, 16, 0.9) 100%);
    text-align: center;
    border-top: 1px solid var(--fn-panel-border);
    border-bottom: 1px solid var(--fn-panel-border);
}

.guarantee p {
    font-size: 1.05rem;
    color: var(--fn-text-muted);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.8;
}

.faq {
    padding: 5rem 0;
}

.faq-list {
    max-width: 820px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(18, 32, 24, 0.5);
    border: 1px solid var(--fn-panel-border);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.75rem;
    margin-bottom: 0.85rem;
    transition: border-color 0.25s ease;
}

.faq-item:hover {
    border-color: rgba(74, 222, 128, 0.3);
}

.faq-item h3 {
    color: var(--fn-accent-light);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
}

.faq-item p {
    color: var(--fn-text-muted);
    line-height: 1.75;
    font-size: 0.95rem;
}

.faq-item a {
    color: var(--fn-accent-light);
    text-decoration: none;
}

.faq-item a:hover {
    text-decoration: underline;
}

.contact-section {
    padding: 5rem 0;
    border-top: 1px solid var(--fn-panel-border);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.contact-item {
    text-align: center;
    padding: 1.35rem 1.75rem;
    background: rgba(18, 32, 24, 0.55);
    border-radius: var(--radius-lg);
    min-width: 200px;
    border: 1px solid var(--fn-panel-border);
    transition: all 0.25s ease;
}

.contact-item:hover {
    border-color: rgba(74, 222, 128, 0.35);
}

.contact-item strong {
    display: block;
    font-size: 1.05rem;
    color: var(--fn-accent-light);
    margin-bottom: 0.35rem;
    font-weight: 600;
}

.contact-item span {
    color: var(--fn-text-muted);
    font-size: 0.88rem;
}

.contact-item a {
    color: var(--fn-accent-light);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.footer {
    background: var(--fn-darker);
    color: var(--fn-text);
    padding: 3.5rem 0 1.5rem;
    border-top: 1px solid var(--fn-panel-border);
}

.footer-legal h3 {
    color: var(--fn-accent-light);
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 600;
}

.legal-info p,
.contact-info-footer p {
    color: var(--fn-text-muted);
    margin-bottom: 0.6rem;
    line-height: 1.75;
    font-size: 0.92rem;
}

.legal-info strong,
.contact-info-footer strong {
    color: var(--fn-text);
}

.health-notice {
    background: rgba(34, 197, 94, 0.06);
    padding: 1.5rem 1.75rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    border: 1px solid var(--fn-panel-border);
}

.health-notice h4 {
    color: var(--fn-accent-light);
    margin-bottom: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
}

.health-notice p {
    color: var(--fn-text-muted);
    line-height: 1.75;
    font-size: 0.92rem;
}

.contact-info-footer a {
    color: var(--fn-accent-light);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid var(--fn-panel-border);
    padding-top: 1.5rem;
    margin-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--fn-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.25s ease;
}

.footer-links a:hover {
    color: var(--fn-accent-light);
}

.footer-bottom p {
    color: var(--fn-text-muted);
    font-size: 0.88rem;
}

.legal-page {
    padding: 4rem 0;
    min-height: 60vh;
}

.legal-page h1 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 2.5rem;
    color: var(--fn-accent-light);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.legal-page section {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--fn-panel-border);
}

.legal-page section:last-child {
    border-bottom: none;
}

.legal-page h2 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    margin-bottom: 1rem;
    color: var(--fn-text);
    font-weight: 600;
}

.legal-page h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
    color: var(--fn-accent-light);
    font-weight: 600;
}

.legal-page p,
.legal-page ul li {
    margin-bottom: 1rem;
    color: var(--fn-text-muted);
    line-height: 1.8;
    font-size: 0.98rem;
}

.legal-page ul {
    margin-left: 1.5rem;
}

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

.legal-page a:hover {
    text-decoration: underline;
}

.withdrawal-form {
    background: rgba(18, 32, 24, 0.55);
    padding: 2rem;
    border-radius: var(--radius-lg);
    margin: 2rem 0;
    border: 1px solid var(--fn-panel-border);
}

@media (max-width: 768px) {
    .product-grid,
    .comparison-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .carousel-slides {
        height: 360px;
    }

    .header-nav {
        gap: 0.75rem;
    }
}

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

.product-image img,
.comparison-image img {
    background-color: var(--fn-panel);
    min-height: 180px;
    display: block;
}