/* ════════ LANDINGS · Lan Mármoles ════════
   Mismos colores y letras que index.html (manual de marca LAN). */
:root{
  --bg:#F7F5F1; --bg2:#FFFFFF; --bg3:#EEF1F6; --bg-card:#FFFFFF;
  --text:#14181F; --text2:#3D4450; --muted:#5A5F68;
  --accent:#0B4DBA; --accent2:#08377F; --gold:#B8860B; --wa:#25D366; --wa2:#1ebe5d;
  --sep:rgba(11,77,186,.14);
  --r:14px; --r-lg:22px;
  --shadow:0 2px 20px rgba(20,24,31,.07),0 1px 4px rgba(20,24,31,.05);
  --shadow-lg:0 10px 40px rgba(20,24,31,.12);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Figtree',sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--accent)}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}

/* NAV */
.lp-nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--sep)}
.lp-nav .wrap{height:60px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.lp-logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--text);font-weight:700;letter-spacing:.11em;font-size:.95rem;white-space:nowrap}
.lp-logo img{height:34px;width:auto}
.lp-logo span{font-weight:500;color:var(--muted)}
.btn-wa{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--wa);color:#fff;text-decoration:none;font-weight:700;border-radius:100px;transition:background .2s,transform .2s;white-space:nowrap}
.btn-wa:hover{background:var(--wa2);transform:translateY(-1px)}
.btn-wa svg{flex:none}
.lp-nav .btn-wa{height:38px;padding:0 16px;font-size:.88rem}

/* HERO */
.lp-hero{padding:28px 0 52px;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%)}
.lp-hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}
.crumbs{font-size:.78rem;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--accent)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--bg3);border:1px solid var(--sep);border-radius:100px;padding:5px 13px 5px 9px;font-size:.76rem;font-weight:700;color:var(--accent2);margin-bottom:16px}
.eyebrow::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--gold)}
.lp-hero h1{font-family:'DM Serif Display',serif;font-weight:400;font-size:clamp(2.1rem,4.6vw,3.4rem);line-height:1.08;letter-spacing:-.02em;margin-bottom:16px}
.lp-hero h1 em{font-style:italic;color:var(--accent)}
.lp-lead{font-size:1.05rem;color:var(--text2);margin-bottom:20px;max-width:540px}
.checks{list-style:none;display:grid;gap:9px;margin-bottom:26px}
.checks li{display:flex;gap:10px;font-size:.95rem;color:var(--text2)}
.checks li::before{content:'✓';flex:none;width:22px;height:22px;border-radius:50%;background:rgba(37,211,102,.14);color:#128C3E;font-weight:800;font-size:.8rem;display:flex;align-items:center;justify-content:center;margin-top:1px}
.lp-hero .btn-wa{height:54px;padding:0 28px;font-size:1.05rem;box-shadow:0 8px 24px rgba(37,211,102,.35)}
.cta-note{font-size:.8rem;color:var(--muted);margin-top:10px}
.hero-photo{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:var(--bg3)}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-photo figcaption{display:none}

/* SECCIONES */
.lp-sec{padding:60px 0}
.lp-sec.alt{background:var(--bg2);border-top:1px solid var(--sep);border-bottom:1px solid var(--sep)}
.tag{display:block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
.lp-sec h2{font-family:'DM Serif Display',serif;font-weight:400;font-size:clamp(1.7rem,3.6vw,2.4rem);line-height:1.15;letter-spacing:-.02em;margin-bottom:12px}
.sec-sub{color:var(--muted);max-width:620px;margin-bottom:28px}

/* GALERÍA */
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gal figure{border-radius:var(--r);overflow:hidden;aspect-ratio:1/1;background:var(--bg3);box-shadow:var(--shadow);border:1px solid var(--sep)}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gal figure:hover img{transform:scale(1.05)}

/* GUÍA */
.guide{max-width:760px}
.guide h3{font-size:1.15rem;font-weight:700;margin:26px 0 8px}
.guide p{color:var(--text2);margin-bottom:12px}
.guide ul{margin:0 0 12px 20px;color:var(--text2)}
.guide li{margin-bottom:6px}

/* PASOS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.step{background:var(--bg-card);border:1px solid var(--sep);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow)}
.step b{display:flex;width:36px;height:36px;border-radius:11px;background:var(--accent);color:#fff;align-items:center;justify-content:center;margin-bottom:12px}
.step h3{font-size:.98rem;margin-bottom:6px}
.step p{font-size:.86rem;color:var(--muted)}

/* PREGUNTAS */
.faq{max-width:760px;display:grid;gap:10px}
.faq details{background:var(--bg-card);border:1px solid var(--sep);border-radius:var(--r);padding:0 18px;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;list-style:none;padding:16px 26px 16px 0;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:0;top:12px;font-size:1.4rem;color:var(--accent);font-weight:400}
.faq details[open] summary::after{content:'–'}
.faq details p{padding:0 0 16px;color:var(--text2)}

/* CHIPS (barrios / enlaces) */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:var(--bg-card);border:1px solid var(--sep);border-radius:100px;padding:8px 15px;font-size:.86rem;font-weight:600;color:var(--text2);text-decoration:none}
a.chip:hover{border-color:var(--accent);color:var(--accent)}
.cross h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:22px 0 10px}

/* CTA FINAL */
.lp-cta{background:linear-gradient(135deg,var(--accent2),var(--accent));color:#fff;text-align:center;padding:64px 20px}
.lp-cta h2{font-family:'DM Serif Display',serif;font-weight:400;font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:10px}
.lp-cta p{opacity:.85;margin-bottom:24px}
.lp-cta .btn-wa{height:54px;padding:0 28px;font-size:1.05rem}

/* FOOTER */
.lp-foot{padding:30px 0 90px;font-size:.82rem;color:var(--muted)}
.lp-foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.lp-foot a{color:var(--muted)}

@media(max-width:860px){
  .lp-hero .wrap{grid-template-columns:1fr;gap:26px}
  .hero-photo{order:-1}
  .gal{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .wrap{padding:0 16px}
  .lp-logo{font-size:.82rem}
  .lp-logo img{height:28px}
  .lp-hero .btn-wa{width:100%}
  .steps{grid-template-columns:1fr}
  .lp-sec{padding:46px 0}
}