:root{
  --bg:#0b1220;
  --surface:rgba(255,255,255,.06);
  --surface-strong:rgba(255,255,255,.12);
  --surface-soft:rgba(255,255,255,.04);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.55);
  --border:rgba(255,255,255,.10);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-soft:0 8px 22px rgba(0,0,0,.25);
  --radius:18px;
  --radius2:14px;
  --radius-sm:10px;
  --accent:#7c3aed;
  --good:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;
  --sans:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  --maxw:1100px;
  --space-1:6px;
  --space-2:10px;
  --space-3:14px;
  --space-4:18px;
  --space-5:22px;
  --space-6:28px;
}
*{box-sizing:border-box}
html{color-scheme:dark}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--text);
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(124,58,237,.35), transparent 60%),
    radial-gradient(1100px 700px at 90% 20%, rgba(34,197,94,.22), transparent 55%),
    radial-gradient(900px 600px at 50% 95%, rgba(245,158,11,.18), transparent 55%),
    var(--bg);
}
img{max-width:100%;display:block}
a{color:rgba(255,255,255,.86);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:18px 16px 40px}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0 18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:900}
.brand-title{font-size:14px;line-height:1.1}
.brand-subtitle{font-size:12px;color:var(--muted2);line-height:1.1}
.top-nav{display:flex;flex-wrap:wrap;gap:8px}
.top-nav a{font-size:12.5px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.04);color:rgba(255,255,255,.82)}
.top-nav a:hover{border-color:rgba(124,58,237,.5);color:#fff;text-decoration:none}
.top-nav a:focus-visible{outline:2px solid rgba(124,58,237,.6);outline-offset:2px}
.logo{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--good));display:grid;place-items:center;box-shadow:0 8px 18px rgba(124,58,237,.25)}
.logo span{font-size:16px;color:#fff}
.badge{font-size:12px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted);background:rgba(255,255,255,.04);white-space:nowrap}
.hero{display:grid;grid-template-columns:1fr;gap:14px;margin-top:8px}
h1{margin:0;font-size:clamp(26px,4.6vw,44px);line-height:1.05;letter-spacing:-.6px}
.hero p{margin:10px 0 0;color:var(--muted);font-size:15px;line-height:1.45;max-width:60ch}
.accent-good{color:var(--good)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.chip{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--muted);font-size:13px}
.dot{width:10px;height:10px;border-radius:99px;background:rgba(255,255,255,.35)}
.dot.green{background:rgba(34,197,94,.85)}
.dot.purple{background:rgba(124,58,237,.85)}
.dot.amber{background:rgba(245,158,11,.9)}
.grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:18px}
.grid[aria-label="Calculadora y resultados"]{min-height:70vh}
.card{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.05));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;min-height:220px}
.inner{padding:16px}
h2{margin:0;font-size:18px;letter-spacing:-.2px}
h3{margin:12px 0 0;font-size:15px;color:rgba(255,255,255,.9)}
.sub{margin:6px 0 0;color:var(--muted);font-size:13.5px;line-height:1.45}
form{margin-top:14px}
.row{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}
.field{display:flex;flex-direction:column;gap:8px}
label{font-size:13px;color:var(--muted);display:flex;align-items:center;justify-content:space-between;gap:10px}
.hint{font-size:12px;color:var(--muted2)}
.control{position:relative}
input, select, textarea{
  width:100%;
  padding:12px 12px 12px 42px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(8,12,20,.35);
  color:var(--text);
  outline:none;
  font-size:16px;
  line-height:1.2;
  transition:.15s ease;
  appearance:none;
}
textarea{min-height:90px;padding-left:14px}
select{padding-left:42px}
input:focus, select:focus, textarea:focus{border-color:rgba(124,58,237,.65);box-shadow:0 0 0 4px rgba(124,58,237,.18)}
.prefix{position:absolute;left:12px;top:50%;transform:translateY(-50%);font-family:var(--mono);font-size:14px;color:rgba(255,255,255,.75)}
.actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:14px}
.btn{border:0;border-radius:14px;padding:12px 14px;font-size:16px;font-weight:900;cursor:pointer;transition:transform .06s ease, filter .15s ease}
.btn:active{transform:scale(.99)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--good));color:#fff}
.btn-ghost{background:rgba(255,255,255,.06);color:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.14)}
.btn:focus-visible{outline:3px solid rgba(124,58,237,.6);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.results{display:grid;grid-template-columns:1fr;gap:12px;margin-top:14px}
.results-shell{min-height:240px}
.resCard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius2);padding:14px}
.resCard--stacked{margin-top:12px}
.kpi{display:flex;align-items:flex-end;justify-content:space-between;gap:10px}
.kpi .label{color:var(--muted);font-size:12.5px}
.kpi .value{font-size:28px;font-weight:950;letter-spacing:-.6px}
.kpi .unit{font-size:14px;color:var(--muted);font-weight:800}
.mini{margin-top:8px;color:var(--muted);font-size:13px;line-height:1.4}
.barWrap{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.bar{height:10px;border-radius:99px;background:rgba(255,255,255,.10);overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.bar > div{height:100%;width:100%;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,rgba(34,197,94,.95),rgba(245,158,11,.95),rgba(239,68,68,.95));transition:transform .35s ease}
.barText{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--muted);font-size:12px}
.pill{font-size:12px;padding:6px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);color:rgba(255,255,255,.82)}
.pill.good{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.08)}
.pill.mid{border-color:rgba(245,158,11,.35);background:rgba(245,158,11,.08)}
.pill.bad{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.08)}
.notice{display:flex;gap:12px;align-items:flex-start;padding:14px;border-radius:var(--radius2);border:1px solid rgba(245,158,11,.28);background:rgba(245,158,11,.08);margin-top:14px}
.notice-compact{margin-top:12px}
.notice .ico{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:rgba(245,158,11,.18);border:1px solid rgba(245,158,11,.25);font-weight:900}
.notice .txt{margin:0;color:rgba(255,255,255,.85);font-size:13.5px;line-height:1.35}
.qp-ad-slot{
  min-height:120px;
  border:1px dashed rgba(255,255,255,.22);
  background:rgba(255,255,255,.04);
  border-radius:var(--radius2);
  display:grid;
  place-items:center;
  color:rgba(255,255,255,.6);
  font-size:12.5px;
  text-align:center;
  padding:12px;
}
.ad-slot{min-height:250px}
@media (max-width: 768px){.ad-slot{min-height:180px}}
.qp-ad-slot small{display:block;color:rgba(255,255,255,.45);margin-top:4px}
.qp-error{color:var(--bad);font-size:12px}
.qp-success{color:var(--good);font-size:12px}
.qp-muted{color:var(--muted)}
.qp-body{margin:10px 0 0;color:var(--muted);font-size:14px;line-height:1.6}
.qp-list{margin:10px 0 0;padding-left:18px;color:var(--muted);font-size:14px;line-height:1.6}
.qp-divider{height:1px;background:rgba(255,255,255,.08);margin:18px 0}
.qp-section{margin-top:20px}
.qp-content{margin-top:24px;display:grid;gap:18px}
.qp-content h2{margin:0 0 8px;font-size:clamp(20px,3.2vw,30px)}
.qp-content h3{margin:16px 0 6px;font-size:clamp(16px,2.6vw,20px)}
.qp-content p{margin:0 0 10px;color:var(--muted);line-height:1.6}
.qp-content ul{margin:0 0 10px;padding-left:18px;color:var(--muted);line-height:1.6}
.qp-content li{margin-bottom:6px}
.qp-content .lead{color:var(--text);font-weight:600}
.qp-toc{border:1px solid var(--border);border-radius:var(--radius2);padding:12px 14px;background:rgba(255,255,255,.04)}
.qp-toc h3{margin:0 0 8px;font-size:14px;color:var(--text)}
.qp-toc ul{margin:0;padding-left:18px;font-size:13px;color:var(--muted)}
.qp-toc a{color:inherit;border-bottom:1px dashed rgba(255,255,255,.2)}
.qp-related-grid{display:grid;gap:12px}
.qp-related-card{border:1px solid var(--border);border-radius:var(--radius2);padding:14px;background:rgba(255,255,255,.05);display:flex;flex-direction:column;gap:8px}
.qp-related-card h3{margin:0;font-size:16px}
.qp-related-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.4}
.qp-related-card .qp-related-cta{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:#fff}
.qp-accordion{display:grid;gap:10px;margin-top:12px}
.qp-accordion-item{border:1px solid rgba(255,255,255,.12);border-radius:var(--radius2);background:rgba(255,255,255,.05);overflow:hidden}
.qp-accordion-trigger{width:100%;background:transparent;border:0;color:rgba(255,255,255,.9);padding:14px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:800;cursor:pointer}
.qp-accordion-trigger:focus-visible{outline:3px solid rgba(124,58,237,.6);outline-offset:2px}
.qp-accordion-panel{padding:0 14px 14px;color:var(--muted);font-size:14px;line-height:1.5}
.qp-accordion-icon{width:28px;height:28px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);display:grid;place-items:center;font-weight:900;transition:transform .15s ease}
.qp-accordion-trigger[aria-expanded="true"] .qp-accordion-icon{transform:rotate(180deg)}
.qp-caption{font-size:12px;color:var(--muted2)}
.qp-faq{margin-top:12px;display:grid;gap:10px}
.qp-faq details{border:1px solid rgba(255,255,255,.12);border-radius:var(--radius2);background:rgba(255,255,255,.05);overflow:hidden}
.qp-faq summary{list-style:none;cursor:pointer;padding:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:900;color:rgba(255,255,255,.90)}
.qp-faq summary::-webkit-details-marker{display:none}
.qp-faq .faqBody{padding:0 14px 14px;color:var(--muted);font-size:14px;line-height:1.5}
.qp-faq .chev{width:28px;height:28px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);display:grid;place-items:center;font-weight:900;transition:transform .15s ease}
.qp-faq details[open] .chev{transform:rotate(180deg)}
.qp-breadcrumb{font-size:12px;color:var(--muted2);display:flex;gap:6px;flex-wrap:wrap}
.qp-breadcrumb a{color:var(--muted2)}
.qp-card-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}
.qp-card-link{display:block;padding:14px;border-radius:16px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);transition:transform .08s ease, border-color .12s ease}
.qp-card-link:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.5)}
.qp-card-link h3{margin:0 0 6px;font-size:15px}
.qp-card-link p{margin:0;color:var(--muted);font-size:13px;line-height:1.4}
.catalog-controls{display:grid;gap:12px;margin-top:16px}
.catalog-search{position:relative;display:flex;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius2);padding:8px 12px;gap:8px}
.catalog-search input{flex:1;background:transparent;border:0;color:var(--text);font-size:16px;outline:none;padding:8px 6px}
.catalog-search .search-icon{font-size:16px;opacity:.8}
.catalog-filters{display:flex;flex-wrap:wrap;gap:8px}
.chip-btn{border:1px solid var(--border);background:var(--surface-soft);color:var(--muted);padding:8px 12px;border-radius:999px;font-size:13px;cursor:pointer;transition:.15s ease}
.chip-btn:hover{border-color:rgba(124,58,237,.5);color:var(--text)}
.chip-btn.is-active{background:rgba(124,58,237,.2);border-color:rgba(124,58,237,.6);color:#fff}
.chip-btn:focus-visible{outline:2px solid rgba(124,58,237,.6);outline-offset:2px}
.catalog-sort{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted)}
.catalog-sort select{width:auto;padding:8px 34px 8px 12px;font-size:14px;border-radius:12px}
.catalog-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:16px}
.calc-card{display:flex;gap:12px;align-items:flex-start;padding:14px;border-radius:18px;border:1px solid var(--border);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.04));box-shadow:var(--shadow-soft);transition:transform .08s ease, border-color .15s ease, box-shadow .15s ease;text-decoration:none;color:inherit}
.calc-card:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.5);box-shadow:0 12px 26px rgba(0,0,0,.3)}
.calc-card:active{transform:scale(.99)}
.calc-card:focus-visible{outline:3px solid rgba(124,58,237,.6);outline-offset:2px}
.calc-card__icon{flex:0 0 auto;width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:rgba(124,58,237,.15);font-size:20px;border:1px solid rgba(124,58,237,.3)}
.calc-card__body h3{margin:0 0 6px;font-size:16px}
.calc-card__body p{margin:0 0 10px;color:var(--muted);font-size:13.5px;line-height:1.4}
.calc-card__cta{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:800;color:#fff}
.catalog-empty{margin-top:12px;padding:12px 14px;border-radius:var(--radius2);border:1px dashed rgba(255,255,255,.18);color:var(--muted);font-size:13px}
.qp-table{width:100%;border-collapse:collapse;margin-top:10px;font-size:13px}
.qp-table th,.qp-table td{padding:8px 6px;border-bottom:1px solid rgba(255,255,255,.08);text-align:right}
.qp-table th:first-child,.qp-table td:first-child{text-align:left}
.qp-related{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.qp-related a{font-size:12px;padding:6px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:rgba(255,255,255,.8)}
footer{margin-top:16px;padding:18px 6px 0;color:rgba(255,255,255,.55);font-size:12px;text-align:center}
footer nav{margin-top:8px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
footer a{color:rgba(255,255,255,.70)}
@media (min-width: 980px){
  .hero{grid-template-columns:1.15fr .85fr;align-items:start}
  .grid{grid-template-columns:1fr 1fr;align-items:start}
  .row{grid-template-columns:1fr 1fr}
  .actions{grid-template-columns:1fr 1fr}
  .wrap{padding:22px 18px 40px}
  .inner{padding:18px}
  .results{grid-template-columns:1fr 1fr}
  .qp-card-grid{grid-template-columns:repeat(2, 1fr)}
  .catalog-controls{grid-template-columns:1.2fr .8fr}
  .catalog-grid{grid-template-columns:repeat(2, 1fr)}
  .qp-ad-slot{min-height:250px}
}
@media (min-width: 1200px){
  .qp-card-grid{grid-template-columns:repeat(3, 1fr)}
  .catalog-grid{grid-template-columns:repeat(3, 1fr)}
}
@media (max-width: 720px){
  .hero{gap:18px}
  .hero p{font-size:15.5px}
  .chips{gap:10px}
  .chip{padding:9px 12px;font-size:13px}
  .actions{gap:12px}
  .btn{padding:14px 16px;font-size:16.5px}
  .catalog-controls{gap:14px}
  .catalog-grid{gap:14px}
}
@media (max-width: 768px){
  .grid[aria-label="Calculadora y resultados"]{min-height:85vh}
  .card{min-height:260px}
  .results-shell{min-height:300px}
}