:root{--blue:#0b5c8f;--blue-d:#08466e;--sky:#e8f3fa;--ink:#10283a;--mute:#5a6b78;--line:#dfe8ee;--green:#1f9d55;--green-d:#178047;--bg:#fff;--card:#fff;--radius:14px;--shadow:0 6px 24px rgba(16,40,58,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px}
img,svg{max-width:100%;display:block}a{color:var(--blue)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px;z-index:99}
header.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo small{font-weight:500;color:var(--mute)}
nav.main{margin-left:auto;display:flex;gap:20px;align-items:center}
nav.main a{color:var(--ink);text-decoration:none;font-size:15px}nav.main a:hover{color:var(--blue)}
.lang{border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:14px;text-decoration:none;color:var(--ink);white-space:nowrap}
.lang:hover{border-color:var(--blue)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:13px 20px;font-weight:700;font-size:16px;text-decoration:none;cursor:pointer;transition:background .15s,transform .05s;font-family:inherit}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-d)}
.btn-wa{background:var(--green);color:#fff}.btn-wa:hover{background:var(--green-d)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn-ghost:hover{border-color:var(--blue)}
.btn svg{width:20px;height:20px;flex-shrink:0}
.hero{background:linear-gradient(160deg,#eaf5fc 0%,#f7fbfe 55%,#fff 100%);padding:56px 0 48px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.kicker{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:13px;color:var(--blue);font-weight:600}
h1{font-size:clamp(32px,5vw,52px);line-height:1.08;margin:14px 0 14px;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.4vw,36px);line-height:1.15;margin:0 0 12px;letter-spacing:-.01em}
h3{font-size:19px;margin:0 0 6px}
.lead{font-size:18px;color:var(--mute);max-width:560px}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 18px}
.trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--mute);font-size:14px}
.trust li::before{content:"✓ ";color:var(--green);font-weight:800}
.hero-art{position:relative}
.hero-art .pane{background:linear-gradient(135deg,#bfe3f7,#e9f6fd 45%,#ffffff 50%,#d5edf9 55%,#a9d8f2);border:10px solid #fff;border-radius:18px;box-shadow:var(--shadow);aspect-ratio:4/3.3;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:10px;padding:0;background-clip:padding-box;outline:1px solid var(--line)}
.hero-art .pane span{background:linear-gradient(135deg,rgba(255,255,255,.55),rgba(255,255,255,0) 40%,rgba(255,255,255,.35) 60%,rgba(255,255,255,0));border-radius:6px;outline:4px solid #fff}
.hero-art .badge{position:absolute;left:-14px;bottom:18px;background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:12px 16px;font-weight:700;font-size:15px}
.hero-art .badge b{display:block;color:var(--blue);font-size:22px}
section{padding:64px 0}
section.alt{background:#f6f9fb}
.grid{display:grid;gap:18px}
.g4{grid-template-columns:repeat(4,1fr)}.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card p{margin:0;color:var(--mute);font-size:15px}
.icon{width:44px;height:44px;border-radius:12px;background:var(--sky);color:var(--blue);display:grid;place-items:center;margin-bottom:12px}
.icon svg{width:24px;height:24px}
.step b{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:18px 0}
.chips a,.chips span{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px;color:var(--ink);text-decoration:none;font-size:15px}
.chips a:hover{border-color:var(--blue);color:var(--blue)}
.chips a.hl{background:var(--blue);color:#fff;border-color:var(--blue)}
.pay{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
.pay span{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 16px;font-weight:600}
details{border:1px solid var(--line);border-radius:12px;padding:14px 18px;background:#fff;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}details p{color:var(--mute);margin:10px 0 0}
/* ---------- formulario ---------- */
.quote{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field>label,.legend{display:block;font-weight:700;margin-bottom:6px;font-size:15px}
.help{font-size:13px;color:var(--mute);margin-top:4px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input[type=text],input[type=tel],input[type=email],input[type=number],select,textarea{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid #c9d6df;border-radius:10px;background:#fff;color:var(--ink)}
textarea{min-height:84px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(11,92,143,.2);border-color:var(--blue)}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:10px;border:0;padding:0;margin:0}
.seg label{position:relative;display:flex;align-items:center;justify-content:center;text-align:center;border:1px solid #c9d6df;border-radius:10px;padding:12px;cursor:pointer;font-weight:600;min-height:52px}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg input:checked+span{color:var(--blue)}
.seg label:has(input:checked){border-color:var(--blue);background:var(--sky);box-shadow:inset 0 0 0 1px var(--blue)}
.seg label:has(input:focus-visible){outline:3px solid rgba(11,92,143,.3)}
.invalid input,.invalid select,.invalid .seg label{border-color:#c62828}
.err{color:#c62828;font-size:14px;margin:0 0 12px;min-height:0}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.consent{font-size:12.5px;color:var(--mute);margin:4px 0 14px}
.estimate{position:sticky;top:84px;background:var(--ink);color:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.estimate h3{color:#cfe6f5;font-size:15px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}
.estimate table{width:100%;border-collapse:collapse;font-size:15px}
.estimate td{padding:7px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.estimate td:last-child{text-align:right;white-space:nowrap}
.estimate .tot td{border:0;font-size:24px;font-weight:800;padding-top:12px}
.estimate .tot td:last-child{color:#7fd0ff}
.estimate .note{font-size:13px;color:#b8cad6;margin:12px 0 0}
.estimate .empty{color:#b8cad6}
.success{text-align:center;padding:12px 4px}
.success .check{width:64px;height:64px;border-radius:50%;background:#e3f6ea;color:var(--green);display:grid;place-items:center;margin:0 auto 12px;font-size:34px}
.mini-est{display:none;align-items:center;justify-content:space-between;gap:10px;background:var(--ink);color:#fff;border-radius:10px;padding:12px 14px;margin:0 0 16px;font-weight:700}
.mini-est b{color:#7fd0ff;font-size:20px}.mini-est a{color:#cfe6f5;font-size:13px;font-weight:500;white-space:nowrap}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.thumbs img{width:64px;height:64px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}
/* ---------- pie ---------- */
footer{background:var(--ink);color:#c7d6e0;padding:44px 0 90px;font-size:14px}
footer a{color:#fff}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px}
footer h4{color:#fff;margin:0 0 10px;font-size:15px}
footer ul{list-style:none;margin:0;padding:0}footer li{margin:4px 0}
footer .legal{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:16px;color:#94a9b8}
/* ---------- botones flotantes ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:50;width:58px;height:58px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.fab svg{width:30px;height:30px}
.mbar{display:none}
.simple{max-width:560px;margin:60px auto;padding:0 20px;text-align:center}
@media (max-width:900px){
  nav.main a:not(.lang){display:none}
  .hero .wrap,.quote{grid-template-columns:1fr}
  .hero-art{display:none}
  .g4{grid-template-columns:1fr 1fr}.g3{grid-template-columns:1fr}
  .estimate{position:static}
  footer .cols{grid-template-columns:1fr}
  .fab{display:none}
  .logo small{display:none}
  .mini-est:not([hidden]){display:flex}
  .mbar{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-top:1px solid var(--line);padding:8px 10px calc(8px + env(safe-area-inset-bottom))}
  .mbar .btn{padding:11px 6px;font-size:14px;white-space:nowrap}
  .mbar .btn svg{width:18px;height:18px}
  section{padding:48px 0}
}
@media (max-width:520px){.g4{grid-template-columns:1fr}.row2{grid-template-columns:1fr}.hero{padding:36px 0}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}