/* ========= Base ========= */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#0f172a;background:#fff;line-height:1.6}
img,svg,video{max-width:100%;display:block;height:auto}
a{text-decoration:none;color:inherit}
:focus-visible{outline:2px solid #bfa66b;outline-offset:2px}
:root{
  --text:#0f172a;--muted:#64748b;--primary:#0b0f19;--accent:#bfa66b;
  --accent-2:#d1b873;
  --border:#e5e7eb;--card:#ffffff;--radius:18px;--shadow:0 10px 30px rgba(2,6,23,.08);--container:1160px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-2:0 12px 30px rgba(2,6,23,.12);
  --shadow-3:0 18px 44px rgba(2,6,23,.18);
}

.container{max-width:var(--container);margin-inline:auto;padding-inline:20px}
section{padding:72px 0}
section[id]{scroll-margin-top:96px}
.title{font-family:"Playfair Display",serif;font-weight:700;letter-spacing:.2px;font-size:clamp(28px,4vw,44px);line-height:1.15;color:#0b0f19}
.subtitle{font-size:clamp(16px,2.2vw,20px);color:#475569}
.muted{color:var(--muted)}
.pad{padding:18px}
.mini{font-size:18px;margin:0 0 6px}
.tiny{font-size:12px}

/* Skip link */
.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:16px;top:16px;background:#fff;padding:8px 12px;border-radius:8px;z-index:1000}

/* ========= Header ========= */
header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg,#0b0f19,#0b0f19);border-bottom:1px solid rgba(255,255,255,.06);backdrop-filter:saturate(120%) blur(8px);transition:box-shadow .3s var(--ease), background .3s var(--ease);padding-top:env(safe-area-inset-top)}
header.scrolled{box-shadow:0 12px 30px rgba(2,6,23,.35);background:rgba(11,15,25,.92)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:160px}

/* BRAND */
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{height:150px;width:auto;display:block;object-fit:contain;filter: drop-shadow(0 8px 18px rgba(191,166,107,.25))}

/* Botón menú (móvil) */
.menu-btn{display:none;background:transparent;color:#e5e7eb;border:1px solid rgba(255,255,255,.25);border-radius:12px;padding:8px 12px;font-weight:700}

/* Nav & Buttons */
nav{position:relative}
nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0}
nav a{color:#e5e7eb;padding:10px 12px;border-radius:12px;font-weight:600;position:relative}
nav a:hover{color:#fff}
nav ul li a::after{content:"";position:absolute;left:10px;right:10px;bottom:6px;height:2px;background:linear-gradient(90deg,var(--accent-2),#ffffff00);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
nav ul li a:hover::after{transform:scaleX(1)}
.btn{display:inline-block;padding:12px 18px;border-radius:999px;background:#0b0f19;color:#fff;font-weight:700;box-shadow:0 10px 20px rgba(2,6,23,.15);border:1px solid rgba(255,255,255,0);transition:transform .15s var(--ease), box-shadow .25s var(--ease), filter .25s var(--ease)}
.btn:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(2,6,23,.2)}
.btn.alt{background:linear-gradient(135deg,var(--accent-2),var(--accent));color:#1f2937;border:1px solid #d8cba0}
.btn.alt:hover{filter:brightness(1.08);box-shadow:0 16px 34px rgba(191,166,107,.35)}
.btn.ghost{background:#fff;color:#0b0f19;border:1px solid var(--border);box-shadow:none}
.btn.dark{background:#0b0f19;color:#fff;border:1px solid #0b0f19}
.btn.big{padding:14px 22px;font-size:18px}
.btn-row,.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;font-size:12px;color:#475569;background:#fff;transition:transform .2s var(--ease), box-shadow .3s var(--ease)}
.chip:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.trust-bar{border-top:1px solid rgba(255,255,255,.06);background:rgba(255,255,255,.02)}
.trust-inner{display:flex;gap:12px;flex-wrap:wrap;align-items:center;padding:10px 0}

/* ========= Hero ========= */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border);color:#fff}
.hero.has-bg{padding:96px 0 64px;background:#0b0f19}
.hero .title{color:#fff}
.hero .subtitle{color:#e5e7eb}
/* premium underline */
.gradient-underline{position:relative;display:inline-block}
.gradient-underline::after{
  content:"";position:absolute;left:0;bottom:-6px;width:100%;height:8px;
  background:linear-gradient(90deg, rgba(191,166,107,.50), rgba(255,255,255,.18));
  border-radius:8px
}
.hero-bg{
  position:absolute; inset:0; z-index:0;
  background:
    linear-gradient(180deg, rgba(11,15,25,.68) 0%, rgba(11,15,25,.48) 35%, rgba(11,15,25,.72) 100%),
    url("images/hero-santiago.jpg") center 30% / cover no-repeat;
  filter:saturate(108%) contrast(105%);
}
.hero .wrap{position:relative; z-index:1; display:grid; grid-template-columns:1.08fr .92fr; gap:28px; align-items:center; min-height:58svh}

/* efecto vidrio */
.glass{
  background:rgba(12,16,27,.62);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 16px 30px rgba(2,6,23,.35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color:#e5e7eb;
}
.glass .muted{color:#dbe3ee}
.bulleted{padding-left:18px}
.bulleted li{margin:6px 0}

/* KPIs */
.hero-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.kpi{border-radius:16px;padding:16px;text-align:center}
.kpi-num{font-weight:800;font-size:30px;line-height:1;font-variant-numeric: tabular-nums lining-nums;}
.kpi-unit{margin:8px 0 6px;font-weight:700}

/* ========= Grid & Cards ========= */
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
.col-6{grid-column:span 6}.col-12{grid-column:span 12}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:0 12px 30px rgba(2,6,23,.10);transition:transform .25s var(--ease), box-shadow .35s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(2,6,23,.16)}
.soft{background:#fafafa}

/* ========= Publicaciones ========= */
.pub-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px;margin-top:14px}
.pub-card{grid-column:span 4;overflow:hidden}
@media (max-width:980px){.pub-card{grid-column:span 12}}
.pub-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#f3f4f6}
.pub-media img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.02);transition:transform .45s cubic-bezier(.22,.61,.36,1), filter .3s ease}
.pub-card:hover .pub-media img{transform:scale(1.05);filter:contrast(1.04) saturate(1.04)}
.ribbon{position:absolute;top:12px;left:12px;z-index:2;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.2px;background:#16a34a;color:#fff;box-shadow:var(--shadow-2);border:1px solid rgba(255,255,255,.15)}
.pub-body{background:#fff}
.pub-meta{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 6px}

/* ========= Elements ========= */
.feature{display:flex;gap:12px;align-items:flex-start;padding:16px;border-radius:14px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}
.badge{padding:6px 10px;background:#16a34a14;color:#166534;border:1px solid #16a34a33;border-radius:999px;font-size:12px;font-weight:700}
.stat{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border:1px dashed #e2e8f0;border-radius:12px;margin-top:10px;background:#fff}
.stat.big strong{font-size:20px}
.field{display:grid;gap:6px;margin-bottom:10px}
.field label{font-size:13px;color:#475569}
.input{height:44px;border-radius:12px;background:#fff;border:1px solid var(--border);padding:0 12px;color:#0f172a;font-weight:600}
.banner{margin-top:20px;border:1px solid var(--border);border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:linear-gradient(90deg,#fff,#faf7ef)}

/* ========= Accordion ========= */
.accordion{display:grid;gap:8px;margin-top:12px}
.ac-item{width:100%;text-align:left;background:#fff;border:1px solid var(--border);border-radius:12px;padding:14px 16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:space-between}
.ac-item i{width:14px;height:14px;border-right:2px solid #334155;border-bottom:2px solid #334155;transform:rotate(45deg);transition:transform .2s var(--ease)}
.ac-item[aria-expanded="true"] i{transform:rotate(-135deg)}
.ac-panel{display:none;border:1px solid var(--border);border-top:none;border-radius:0 0 12px 12px;padding:14px 16px;background:#fff}
.ac-panel.open{display:block}

/* ========= Confianza ========= */
.map-wrap{margin-top:14px;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:0 10px 30px rgba(2,6,23,.08)}
.gmap{width:100%;height:360px;border:0;display:block}

/* ========= Calculadora ========= */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.calc-label{font-weight:700;color:#334155}
.input-clp{display:flex;align-items:center;gap:8px}
.input-clp .prefix{background:#f1f5f9;border:1px solid var(--border);height:44px;display:grid;place-items:center;padding:0 10px;border-radius:12px}
.note{font-size:12px}

/* ========= Footer ========= */
footer{border-top:1px solid var(--border);background:#fafafa}
.foot{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.links{display:flex;gap:10px;align-items:center}

/* ========= Reveal ========= */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease), transform .6s var(--ease)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal,.card,.kpi,.btn,.chip{transition:none !important}}

/* Honeypot anti-bots */
.hp{display:none !important}

/* ========= Responsive ========= */
@media (max-width:980px){
  .menu-btn{display:inline-block}
  .nav{height:110px}
  .brand-mark{height:96px}
  nav ul{display:none;position:absolute;right:0;top:calc(100% + 8px);background:#0b0f19;border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:10px;flex-direction:column;min-width:210px;box-shadow:0 16px 36px rgba(2,6,23,.4)}
  nav.open ul, #siteNav.open ul{display:flex}
  .hero.has-bg{padding:84px 0 48px}
  .hero .wrap{grid-template-columns:1fr;min-height:auto}
  .hero-kpis{grid-template-columns:1fr}
  .col-6,.col-12{grid-column:span 12}
  .calc{grid-template-columns:1fr}
}