:root{--bg:#f7f8fa;--card:#fff;--ink:#16202c;--muted:#5b6675;--brand:#0f766e;--brand-d:#0b5d57;--accent:#f59e0b;--line:#e3e7ec;--ok:#ecfdf5;--radius:14px;--max:880px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand-d)}a:hover{color:var(--brand)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
.logo{font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--ink);letter-spacing:-.02em}
.logo span{color:var(--brand)}
nav.top a{margin-left:14px;text-decoration:none;font-size:.95rem;color:var(--muted)}
@media(max-width:600px){nav.top .hide-m{display:none}}
.hero{padding:34px 0 10px}.hero h1{font-size:1.9rem;line-height:1.2;margin:.2em 0;letter-spacing:-.02em}
.hero p{color:var(--muted);font-size:1.08rem;margin:.4em 0 0}
@media(min-width:720px){.hero h1{font-size:2.4rem}}
.grid{display:grid;grid-template-columns:1fr;gap:14px;margin:22px 0}
@media(min-width:620px){.grid{grid-template-columns:1fr 1fr}}
.tile{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.tile:hover{border-color:var(--brand);transform:translateY(-1px)}
.tile .ico{font-size:1.6rem}.tile h2,.tile h3{margin:.25em 0;font-size:1.1rem}.tile p{margin:0;color:var(--muted);font-size:.94rem}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-top:16px}.breadcrumb a{color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:18px 0}
.calc h2{margin-top:0}
.fields{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:620px){.fields{grid-template-columns:1fr 1fr}}
label{display:block;font-weight:600;font-size:.92rem;margin-bottom:4px}
.hint{font-weight:400;color:var(--muted);font-size:.82rem}
input,select{width:100%;padding:11px 12px;border:1px solid #cfd6de;border-radius:10px;font:inherit;background:#fff}
input:focus,select:focus{outline:2px solid #99f6e4;border-color:var(--brand)}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:500}.check input{width:auto;margin-top:5px}
button,.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:12px 20px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}
button:hover,.btn:hover{background:var(--brand-d);color:#fff}
.btn.sec{background:#e6f4f1;color:var(--brand-d)}
.result{margin-top:16px;background:var(--ok);border:1px solid #a7f3d0;border-radius:12px;padding:16px;display:none}
.result.show{display:block}.result.err{background:#fef2f2;border-color:#fecaca}
.big{margin-bottom:10px;font-size:2rem;font-weight:800;letter-spacing:-.02em;color:var(--brand-d);line-height:1.1}
table{width:100%;border-collapse:collapse;margin:10px 0;font-size:.94rem}
th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}td.n,th.n{text-align:right;white-space:nowrap}
.note{font-size:.88rem;color:var(--muted)}
.updated{display:inline-block;font-size:.82rem;background:#eef2f7;border-radius:999px;padding:3px 10px;color:var(--muted)}
article h2{margin-top:1.6em;font-size:1.35rem}article h3{font-size:1.08rem}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:650}
.sources li{margin:4px 0}
.ad-slot{margin:22px 0;min-height:0}
.preview .ad-slot{min-height:100px;border:2px dashed #cbd5e1;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:.85rem;background:#fbfcfd}
.preview .ad-slot::before{content:"Espacio publicitario (AdSense) · " attr(data-slot)}
.aff{border:1px solid #fde68a;background:#fffbeb;border-radius:12px;padding:16px;margin:22px 0}
.aff h3{margin:0 0 6px;font-size:1rem}.aff ul{margin:6px 0;padding-left:18px}.aff small{color:var(--muted)}
footer.site{margin-top:40px;background:#0f1720;color:#c9d1db;padding:28px 0;font-size:.9rem}
footer.site a{color:#e2e8f0;margin-right:12px}footer.site p{margin:.5em 0}
.placeholder{background:#fef3c7;color:#92400e;padding:0 4px;border-radius:4px;font-weight:700}
#cookie-banner{position:fixed;left:12px;right:12px;bottom:12px;z-index:50;background:#fff;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.15);border-radius:14px;padding:16px;max-width:720px;margin:0 auto;display:none}
#cookie-banner.show{display:block}#cookie-banner p{margin:0 0 10px;font-size:.92rem}
#cookie-banner .row{display:flex;gap:8px;flex-wrap:wrap}
.kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px}.kpis>div{font-size:.85rem;color:#475569}.kpi,.kpis>div{background:#fff;border-radius:10px;padding:10px;border:1px solid #d1fae5}.kpi b,.kpis>div b{display:block;color:#0f172a;font-size:1.25rem}
.chips a{display:inline-block;margin:4px 6px 0 0;padding:6px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);text-decoration:none;font-size:.9rem}