:root{--tinta:#0b2a3c;--primario:#0a6c8a;--acento:#f59e0b;--fondo:#f4f9fb;--wa:#0f7a3d;--r:18px;--ease:cubic-bezier(.22,1,.36,1)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;interpolate-size:allow-keywords}
body{margin:0;font:400 17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--tinta);background:#fff;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.15;margin:0}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--acento);outline-offset:3px}
.ic{flex:none}
.ic-fill{fill:currentColor}

/* Header que se compacta */
.top{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(11,42,60,.55);backdrop-filter:blur(8px);transition:padding .3s var(--ease),background .3s,box-shadow .3s}
.top.scrolled{padding:6px 16px;background:rgba(11,42,60,.94);box-shadow:0 6px 24px rgba(0,0,0,.25)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:-.01em;font-size:1.1rem}
.brand img{background:#fff;border-radius:10px;padding:3px;transition:width .3s var(--ease),height .3s var(--ease)}
.top.scrolled .brand img{width:32px;height:32px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;transition:transform .2s var(--ease),box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:scale(.97)}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 6px 18px rgba(15,122,61,.35)}
.btn-wa:hover{background:#0c6632;box-shadow:0 10px 24px rgba(15,122,61,.45)}
.btn-ghost{border-color:var(--primario);color:#065a74;background:#fff}
.btn-ghost-light{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14)}
.btn-sm{min-height:44px;padding:0 16px;font-size:15px}
.btn-lg{min-height:58px;padding:0 28px;font-size:18px}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:#0b2a3c}
.hero-media{position:absolute;inset:-6% 0;will-change:transform}
.hero-img{width:100%;height:100%;object-fit:cover;object-position:70% 22%;animation:zoom 22s ease-in-out infinite alternate}
@keyframes zoom{from{transform:scale(1)}to{transform:scale(1.09)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,42,60,.55) 0%,rgba(11,42,60,.3) 32%,rgba(11,42,60,.92) 100%)}
.hero-in{position:relative;padding-top:96px;padding-bottom:84px}
.chip{display:inline-block;background:rgba(245,158,11,.96);color:#2b1a00;font-weight:700;font-size:14px;padding:6px 12px;border-radius:999px;margin-bottom:16px}
h1{font-size:clamp(2.1rem,7.5vw,3.8rem);letter-spacing:-.03em;max-width:16ch;text-wrap:balance}
.lead{font-size:clamp(1.05rem,3.6vw,1.3rem);max-width:34em;margin:16px 0 26px;color:#e8f3f7}
.cta{display:flex;flex-direction:column;gap:12px;max-width:420px}
.js .hero-a{transform:translateY(22px);animation:rise .8s var(--ease) forwards;animation-delay:var(--d,0s)}
@keyframes rise{to{transform:none}}

.waves{position:absolute;left:0;bottom:-1px;width:200%;height:84px;display:block;animation:ola 16s linear infinite;will-change:transform}
.waves path{fill:#fff}
.waves.w2{opacity:.45;height:100px;animation-duration:26s;animation-direction:reverse}
@keyframes ola{to{transform:translateX(-50%)}}

.drops svg{position:absolute;top:-40px;width:14px;height:19px;fill:rgba(160,225,245,.85);opacity:0;animation:gota 7s linear infinite}
.drops svg:nth-child(1){left:12%;animation-delay:.5s}
.drops svg:nth-child(2){left:38%;animation-delay:2.6s;width:10px;height:14px}
.drops svg:nth-child(3){left:64%;animation-delay:4.3s}
.drops svg:nth-child(4){left:86%;animation-delay:1.6s;width:11px;height:15px}
@keyframes gota{0%{transform:translateY(0);opacity:0}10%{opacity:.9}85%{opacity:.5}100%{transform:translateY(70svh);opacity:0}}

/* Secciones */
.sec{padding:72px 0}
.alt{background:var(--fondo)}
h2{font-size:clamp(1.7rem,5.5vw,2.4rem);letter-spacing:-.02em;margin-bottom:10px;text-wrap:balance}
.sub{color:#35566a;font-size:1.05rem;margin-bottom:28px}
.note{color:#4a6a7d;font-size:.85rem;margin-top:12px;text-align:center}

/* Entrada al hacer scroll */
.js [data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--i,0)*90ms)}
.js [data-reveal=zoom]{transform:translateY(26px) scale(.96)}
.js [data-reveal].in{opacity:1;transform:none}

/* Tarjetas */
.cards{display:grid;gap:14px;grid-template-columns:1fr}
.card{background:#fff;border:1px solid #d8e6ec;border-radius:var(--r);padding:22px;box-shadow:0 1px 2px rgba(11,42,60,.04);transition:transform .35s var(--ease),box-shadow .35s,border-color .35s;cursor:default}
.card:hover,.card:focus-visible,.card:active{transform:translateY(-6px);box-shadow:0 18px 36px rgba(10,108,138,.18);border-color:#9cd3e3}
.ico{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:#e3f3f8;color:var(--primario);margin-bottom:12px;transition:background .3s,color .3s,transform .4s var(--ease)}
.ico svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .5s var(--ease)}
.ico .gota{fill:currentColor;stroke:none}
.card:hover .ico,.card:focus-visible .ico,.card:active .ico{background:var(--primario);color:#fff;transform:rotate(-6deg)}
.card:hover .ico svg,.card:focus-visible .ico svg,.card:active .ico svg{transform:scale(1.15)}
.card:hover .gota{animation:goteo .9s ease-in infinite}
@keyframes goteo{0%{transform:translateY(-2px);opacity:0}30%{opacity:1}100%{transform:translateY(3px);opacity:0}}
.cards h3{font-size:1.15rem;margin-bottom:4px}
.cards p{color:#35566a;font-size:.97rem}

/* Antes / después */
.ba{position:relative;aspect-ratio:3/2;border-radius:var(--r);overflow:hidden;box-shadow:0 18px 44px rgba(11,42,60,.22);background:#cfe4ec;touch-action:pan-y;user-select:none}
.ba-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-before{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--p)) 0 0)}
.ba-line{position:absolute;top:0;bottom:0;left:var(--p);width:3px;margin-left:-1.5px;background:#fff;box-shadow:0 0 12px rgba(0,0,0,.4);pointer-events:none}
.ba-knob{position:absolute;top:50%;left:50%;width:48px;height:48px;margin:-24px;border-radius:50%;background:#fff;color:var(--primario);display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.ba-tag{position:absolute;top:12px;padding:5px 11px;border-radius:999px;font-size:.8rem;font-weight:700;color:#fff;background:rgba(11,42,60,.78);backdrop-filter:blur(4px);pointer-events:none}
.ba-tag-a{left:12px}
.ba-tag-d{right:12px}
.ba-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;touch-action:pan-y;-webkit-appearance:none;appearance:none}
.ba:has(.ba-range:focus-visible){outline:3px solid var(--acento);outline-offset:3px}
.ba.hint .ba-before{transition:clip-path 1.1s var(--ease)}
.ba.hint .ba-line{transition:left 1.1s var(--ease)}

/* Pasos */
.steps{display:grid;gap:22px;margin-top:26px;position:relative}
.steps::before,.steps::after{content:"";position:absolute;left:21px;top:22px;bottom:22px;width:2px;background:#d3e6ed}
.steps::after{background:var(--primario);transform-origin:top;transform:scaleY(var(--prog,0));transition:transform .2s linear}
.steps li{display:flex;gap:16px;align-items:flex-start;position:relative;z-index:1}
.n{flex:none;width:44px;height:44px;border-radius:50%;background:#fff;color:var(--primario);border:2px solid #b9dbe7;display:grid;place-items:center;font-weight:800;transition:background .4s,color .4s,border-color .4s,transform .5s var(--ease)}
.steps li.in .n{background:var(--primario);color:#fff;border-color:var(--primario);transform:scale(1.08)}
.steps h3{font-size:1.1rem;margin-bottom:2px}
.steps p{color:#35566a}

.split{display:grid;gap:28px;align-items:center}
.why{display:grid;gap:14px;margin:18px 0 26px}
.why li{padding-left:34px;position:relative}
.why li::before{content:"✓";position:absolute;left:0;top:0;width:24px;height:24px;border-radius:50%;background:var(--wa);color:#fff;font-size:13px;display:grid;place-items:center;font-weight:800}
.photo{margin:0;overflow:hidden;border-radius:var(--r);box-shadow:0 14px 36px rgba(11,42,60,.2)}
.photo img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .9s var(--ease)}
.photo:hover img{transform:scale(1.05)}
.gallery{display:grid;gap:14px;margin-top:28px}

.zone{display:flex;align-items:center;gap:10px;font-size:clamp(1.3rem,5vw,1.8rem);font-weight:700;color:#065a74;margin:10px 0 8px}

/* FAQ acordeón suave */
details{border:1px solid #d8e6ec;border-radius:14px;padding:0 18px;margin-bottom:10px;background:#fff;transition:box-shadow .3s,border-color .3s}
details[open]{box-shadow:0 10px 26px rgba(10,108,138,.12);border-color:#9cd3e3}
summary{cursor:pointer;font-weight:700;padding:16px 0;min-height:48px;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.5rem;color:var(--primario);line-height:1;transition:transform .35s var(--ease)}
details[open] summary::after{transform:rotate(135deg)}
details::details-content{block-size:0;overflow:hidden;transition:block-size .4s var(--ease),content-visibility .4s allow-discrete}
details[open]::details-content{block-size:auto}
.ans p{padding-bottom:16px;color:#35566a}

.contact{background:linear-gradient(160deg,var(--tinta),#0a3f56);color:#fff}
.sub-light{color:#cfe5ee}
.contact-grid{display:grid;gap:14px}
.contact-card{position:relative;text-align:center;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);border-radius:22px;padding:22px 18px;transition:transform .3s var(--ease),background .3s}
.contact-card:hover{transform:translateY(-3px);background:rgba(255,255,255,.11)}
.contact-card.is-main{padding:38px 20px 28px;background:rgba(255,255,255,.12);border-color:rgba(245,158,11,.75);box-shadow:0 24px 60px rgba(0,0,0,.3)}
.badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--acento);color:#2b1a00;font-weight:800;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:6px 16px;border-radius:999px;box-shadow:0 6px 16px rgba(0,0,0,.3)}
.contact-num{font-size:1.7rem;font-weight:800;letter-spacing:.01em;margin:0 0 16px;line-height:1.1}
.is-main .contact-num{font-size:clamp(2.3rem,10vw,3.4rem);margin-bottom:22px}
.contact-acts{display:flex;flex-direction:column;gap:10px;max-width:380px;margin:0 auto}
.contact .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.75)}
.contact .btn-ghost:hover{background:rgba(255,255,255,.14)}

.foot{background:#071c29;color:#b9d0db;padding:28px 0 100px;font-size:.95rem}
.foot strong{color:#fff}
.credit{margin-top:14px;font-size:.85rem;opacity:.85}
.credit a{color:#cfe5ee;text-underline-offset:3px;font-weight:600}
.credit a:hover{color:#fff}
.heart{display:inline-block;font-size:.9em;animation:latido 2.4s ease-in-out infinite}
@keyframes latido{0%,60%,100%{transform:scale(1)}70%{transform:scale(1.2)}80%{transform:scale(1)}90%{transform:scale(1.15)}}

/* Botón flotante */
.fab{position:fixed;right:16px;bottom:16px;z-index:30;width:60px;height:60px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.35);transition:transform .25s var(--ease)}
.fab:hover{transform:scale(1.08)}
.fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--wa);animation:pulso 2.6s ease-out infinite}
@keyframes pulso{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.55);opacity:0}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js [data-reveal],.js .hero-a{opacity:1;transform:none}
  .drops{display:none}
}

@media (min-width:720px){
  body{font-size:18px}
  .cta{flex-direction:row;max-width:none}
  .cards{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr 1fr;gap:52px}
  .gallery{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr 1fr;gap:18px}
  .contact-card.is-main{grid-column:1/-1}
  .contact-acts{flex-direction:row;max-width:none;justify-content:center}
  .hero{min-height:92vh}
  .hero-img{object-position:center 30%}
  .hero-shade{background:linear-gradient(90deg,rgba(11,42,60,.88) 0%,rgba(11,42,60,.62) 38%,rgba(11,42,60,.05) 68%),linear-gradient(180deg,rgba(11,42,60,.45) 0%,rgba(11,42,60,0) 30%,rgba(11,42,60,.7) 100%)}
}