:root {
    --bg: #f3f1ec;
    --bg-soft: #eae6dc;
    --card: #ffffff;
    --ink: #121212;
    --muted: #5c5a55;
    --line: #ddd8cc;
    --dark: #0e0f12;
    --dark-2: #17181c;
    --gold: #c9a227;
    --gold-2: #e0b83a;
    --white: #faf9f6;
    --header: 72px;
    --radius: 22px;
    --shadow: 0 24px 60px rgba(18, 18, 18, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Manrope, system-ui, sans-serif;
    line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 {
    font-family: Syne, Manrope, sans-serif;
    line-height: 1.08;
    margin: 0 0 .5rem;
    letter-spacing: -.03em;
}
p { margin: 0 0 1rem; color: var(--muted); }

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--gold);
    color: #111;
    padding: .5rem 1rem;
    z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.container {
    width: min(1180px, calc(100% - 2.5rem));
    margin-inline: auto;
}

.topbar {
    background: var(--dark);
    color: #cfc9bb;
    font-size: .82rem;
}
.topbar-inner {
    display: flex;
    gap: 1.4rem;
    justify-content: flex-end;
    padding: .55rem 0;
    flex-wrap: wrap;
}
.topbar a { color: #fff; text-decoration: none; }
.topbar i { margin-right: .35rem; color: var(--gold); }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(243, 241, 236, .86);
    border-bottom: 1px solid transparent;
    backdrop-filter: blur(16px);
    transition: border-color .2s ease, background .2s ease;
}
.site-header.is-scrolled {
    border-bottom-color: var(--line);
    background: rgba(243, 241, 236, .96);
}
.header-inner {
    min-height: var(--header);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.brand {
    display: flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
}
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: var(--dark);
    color: var(--gold);
    font-family: Syne, sans-serif;
    font-weight: 800;
    font-size: .85rem;
    letter-spacing: .04em;
}
.brand strong { display: block; font-size: 1.02rem; }
.brand small { display: block; color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }

.nav-toggle {
    display: none;
    background: var(--card);
    border: 1px solid var(--line);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 1.3rem;
}
.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav a {
    text-decoration: none;
    font-size: .95rem;
    font-weight: 600;
    color: var(--muted);
}
.site-nav a:hover { color: var(--ink); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: .95rem;
    padding: .9rem 1.2rem;
    border-radius: 999px;
    transition: transform .15s ease, background .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: .65rem 1rem; font-size: .88rem; }
.btn-full { width: 100%; }
.btn-gold { background: var(--gold); color: #14110a; }
.btn-gold:hover { background: var(--gold-2); }
.btn-dark { background: var(--dark); color: #fff; }
.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,.35);
}

.hero {
    position: relative;
    min-height: calc(100vh - 118px);
    display: grid;
    align-items: center;
    overflow: hidden;
    color: #fff;
}
.hero-media { position: absolute; inset: 0; }
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 1.1s ease, transform 10s ease;
}
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(100deg, rgba(8,9,12,.88) 0%, rgba(8,9,12,.55) 48%, rgba(8,9,12,.28) 100%);
}
.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 2rem;
    padding: 4.5rem 0 4rem;
    align-items: center;
}
.kicker {
    display: inline-block;
    color: var(--gold);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .16em;
    text-transform: uppercase;
    margin-bottom: .85rem;
}
h1 { font-size: clamp(2.7rem, 6vw, 4.8rem); color: #fff; max-width: 11ch; }
.hero-lead { font-size: 1.08rem; color: #dedad1; max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.6rem 0 1.2rem; }
.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem 1.2rem;
    padding: 0;
    margin: 0;
    list-style: none;
    color: #d7d2c6;
    font-size: .9rem;
}
.trust-row li { display: flex; align-items: center; gap: .4rem; }
.trust-row li::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
}

.book-card {
    background: rgba(255,255,255,.96);
    color: var(--ink);
    border-radius: 28px;
    padding: 1.5rem 1.4rem 1.3rem;
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}
.book-card h2 { font-size: 1.35rem; }
.book-card-label {
    color: var(--gold);
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    margin-bottom: .35rem;
}
.book-card label { display: grid; gap: .3rem; margin-bottom: .8rem; font-size: .82rem; font-weight: 600; color: var(--muted); }
.book-card input, .book-card textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: #faf9f6;
    border-radius: 12px;
    padding: .8rem .85rem;
    font: inherit;
    color: var(--ink);
}
.book-card input:focus, .book-card textarea:focus {
    outline: 2px solid var(--gold);
    border-color: transparent;
}
.form-note { font-size: .78rem; margin: .7rem 0 0; }

.stats { margin-top: -2.5rem; position: relative; z-index: 2; }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.stats article {
    background: var(--card);
    border-radius: var(--radius);
    padding: 1.4rem 1.3rem;
    box-shadow: var(--shadow);
}
.stats strong { display: block; font-family: Syne, sans-serif; font-size: 1.25rem; margin-bottom: .35rem; }
.stats span { color: var(--muted); font-size: .92rem; }

.section { padding: 6rem 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--dark); color: #fff; }
.section-head { max-width: 38rem; margin-bottom: 2.6rem; }
.section-head h2, .split h2, .faq-layout h2, .contact-grid h2 {
    font-size: clamp(2rem, 4vw, 3.1rem);
}
.section-head.light p, .section-dark p { color: #bdb7ab; }
.section-dark .kicker { color: var(--gold-2); }

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.service-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 1.4rem 1.25rem 1.3rem;
    border: 1px solid transparent;
    transition: transform .2s ease, box-shadow .2s ease;
    min-height: 220px;
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.service-card.featured {
    background: var(--dark);
    color: #fff;
    grid-column: span 2;
}
.service-card.featured p { color: #c9c4b8; }
.icon-wrap {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: #f3eee3;
    color: #7a6418;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}
.featured .icon-wrap { background: rgba(201,162,39,.15); color: var(--gold-2); }
.service-card h3 { font-size: 1.15rem; }
.service-card p { margin: 0; font-size: .95rem; }

.steps {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 0;
    margin: 0;
    counter-reset: none;
}
.steps li {
    background: var(--dark-2);
    border-radius: var(--radius);
    padding: 1.4rem 1.2rem;
    min-height: 210px;
}
.steps span {
    display: block;
    font-family: Syne, sans-serif;
    color: var(--gold);
    font-size: 1.1rem;
    margin-bottom: .8rem;
}
.steps h3 { font-size: 1.15rem; }
.steps p { margin: 0; color: #b9b4a8; }

.split {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 3rem;
    align-items: center;
}
.photo-stack {
    position: relative;
    margin: 0;
    min-height: 420px;
}
.photo-stack img {
    width: 78%;
    height: 340px;
    object-fit: cover;
    border-radius: 28px;
    box-shadow: var(--shadow);
}
.photo-stack img:last-child {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 58%;
    height: 240px;
    border: 6px solid var(--bg);
}
.callout {
    background: #fff;
    border-left: 4px solid var(--gold);
    border-radius: 0 16px 16px 0;
    padding: .9rem 1rem;
    color: var(--ink);
    font-weight: 600;
}
.model-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}
.model-card {
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(18, 18, 18, .06);
    transition: transform .2s ease, box-shadow .2s ease;
}
.model-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.model-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    object-position: center 62%;
    background: #ece9e2;
}
.model-card div { padding: 1rem 1.05rem 1.15rem; }
.model-card h3 { font-size: 1.2rem; margin-bottom: .15rem; }
.model-card p { margin: 0; font-size: .88rem; font-weight: 600; }

.faq-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 2rem; align-items: start; }
.faq-list details {
    background: #fff;
    border-radius: 18px;
    padding: 1rem 1.15rem;
    margin-bottom: .7rem;
    border: 1px solid var(--line);
}
.faq-list summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; line-height: 1; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { margin: .8rem 0 0; }

.contact-grid {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 2rem;
    align-items: stretch;
}
.contact-list { list-style: none; padding: 0; margin: 1.4rem 0 0; }
.contact-list li { display: flex; gap: .85rem; margin-bottom: 1.05rem; }
.contact-list i { color: var(--gold); margin-top: .2rem; }
.contact-list strong { display: block; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.contact-list a, .contact-list span { color: var(--ink); text-decoration: none; font-size: 1.05rem; font-weight: 600; }
.contact-grid .btn { margin-top: .4rem; }
.map-wrap {
    min-height: 380px;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.map-wrap iframe { width: 100%; height: 100%; min-height: 380px; border: 0; }

.site-footer {
    background: var(--dark);
    color: #c8c3b7;
    padding: 3rem 0 6.5rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .8fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #2a2b30;
}
.footer-grid strong { display: block; color: #fff; font-family: Syne, sans-serif; font-size: 1.3rem; margin-bottom: .5rem; }
.footer-grid p { color: #b4afa3; }
.footer-grid span { display: block; color: var(--gold); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: .7rem; font-weight: 700; }
.footer-grid a { display: block; text-decoration: none; margin-bottom: .4rem; }
.footer-legal { padding-top: 1.1rem; }
.mobile-cta { display: none; }

@media (max-width: 980px) {
    .nav-toggle { display: grid; place-items: center; }
    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--line);
        flex-direction: column;
        padding: 1rem 1.25rem 1.2rem;
        align-items: stretch;
        gap: .9rem;
    }
    .site-nav.is-open { display: flex; }
    .hero-grid, .stats-grid, .service-grid, .steps, .split, .faq-layout, .contact-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    .model-grid { grid-template-columns: 1fr 1fr; }
    .service-card.featured { grid-column: auto; }
    .hero { min-height: auto; }
    .hero-grid { padding-top: 3rem; }
    .photo-stack { min-height: 360px; }
    .mobile-cta {
        display: grid;
        grid-template-columns: 1fr 1fr;
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 70;
        background: #fff;
        border-top: 1px solid var(--line);
    }
    .mobile-cta a {
        text-align: center;
        padding: .95rem;
        text-decoration: none;
        font-weight: 800;
    }
    .mobile-cta .whatsapp { background: #0e0f12; color: #fff; }
}

@media (max-width: 560px) {
    .model-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .hero-slide { transition: none; }
    .btn:hover, .service-card:hover { transform: none; }
}