:root{
  /* Paleta institucional INTI (misma que css/estilos.css) */
  --primary:#0072bb; --primary-dark:#005a9c; --secondary:#333333;
  --accent-gold:#fdb913; --gov-blue:#232d4f; --gov-accent:#e7ba61;
  --light-bg:#f4f6f8; --white:#ffffff; --border:#e1e4e8;
  --text-muted:#5c6b76; --text-dim:#6b7680;
  --green:#1a7f4e; --green-soft:#e6f5ee;
  --code-bg:#0d1117; --code-text:#c9d1d9;
  --radius:10px; --radius-sm:6px;
  --font:'Roboto',sans-serif; --font-code:'DM Mono',monospace;
  --max-w:1180px; --tr:.2s ease;
  --shadow:0 2px 10px rgba(0,0,0,.06);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--light-bg);color:var(--secondary);font-size:15px;line-height:1.65;min-height:100vh;overflow-x:hidden}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
code,pre{font-family:var(--font-code)}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:56px 0}
.section-sm{padding:36px 0}

.skip-link{position:absolute;top:-48px;left:0;background:var(--primary-dark);color:#fff;padding:10px 18px;z-index:9999;border-radius:0 0 6px 0;font-weight:700;font-size:.95rem;text-decoration:none}
.skip-link:focus{top:0}

/* TOPBAR */
#topbar{background:var(--white);border-bottom:1px solid var(--border);padding:14px 24px;display:flex;align-items:center;gap:20px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1rem;color:var(--gov-blue)}
.nav-logo-badge{background:var(--primary);color:#fff;font-size:.65rem;font-weight:700;padding:2px 7px;border-radius:12px;letter-spacing:.5px;text-transform:uppercase}
.nav-links{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap;align-items:center}
.nav-link{color:var(--text-muted);font-size:.85rem;padding:6px 12px;border-radius:var(--radius-sm);transition:all var(--tr)}
.nav-link:hover{background:var(--light-bg);color:var(--primary-dark);text-decoration:none}
#lang-bar{display:flex;gap:4px;margin-left:8px;padding-left:14px;border-left:1px solid var(--border)}
.lang-btn{background:none;border:1px solid var(--border);color:var(--text-muted);padding:3px 9px;border-radius:20px;cursor:pointer;font-size:.72rem;font-family:var(--font);transition:all var(--tr)}
.lang-btn.active,.lang-btn:hover{border-color:var(--primary);color:var(--primary);background:#eaf4fb}
[data-en]{display:none !important}
body.lang-en [data-es]{display:none !important}
body.lang-en [data-en]{display:revert !important}

/* HERO */
#hero{padding:56px 0 44px;background:linear-gradient(180deg,#eaf4fb 0%,var(--light-bg) 100%);border-bottom:1px solid var(--border)}
.hero-eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:.76rem;font-weight:700;color:var(--primary-dark);letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px;background:#fff;padding:5px 12px;border-radius:20px;border:1px solid #cfe3f2}
.hero-title{font-size:clamp(1.7rem,4vw,2.5rem);font-weight:700;line-height:1.2;margin-bottom:14px;letter-spacing:-.01em;color:var(--gov-blue)}
.hero-title span.hl{color:var(--primary)}
.hero-subtitle{font-size:1.02rem;color:var(--text-muted);max-width:680px;margin-bottom:28px;line-height:1.7}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:500;padding:5px 12px;border-radius:20px;border:1px solid;background:#fff}
.badge-blue{color:var(--primary-dark);border-color:#cfe3f2}
.badge-gold{color:#8a6400;border-color:#f2e0ad;background:#fff9ec}
.badge-green{color:var(--green);border-color:#c8e6d7;background:var(--green-soft)}

.endpoints-block{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-top:8px;box-shadow:var(--shadow)}
.endpoints-block-title{font-size:.74rem;font-weight:700;color:var(--text-dim);letter-spacing:.06em;text-transform:uppercase;margin-bottom:10px}
.endpoint-row{display:flex;align-items:center;gap:12px;padding:6px 0;font-family:var(--font-code);font-size:.85rem;flex-wrap:wrap}
.endpoint-row + .endpoint-row{border-top:1px dashed var(--border)}
.endpoint-row-name{font-family:var(--font);font-weight:600;color:var(--secondary);width:110px;flex-shrink:0;font-size:.82rem}
.endpoint-row-url{color:var(--green);word-break:break-all;flex:1}
.endpoint-row-copy{background:none;border:1px solid transparent;color:var(--text-dim);cursor:pointer;padding:4px 6px;border-radius:4px;transition:all var(--tr);font-size:.85rem}
.endpoint-row-copy:hover,.endpoint-row-copy:focus-visible{color:var(--primary-dark);background:var(--light-bg)}

.section-header{margin-bottom:32px}
.section-header h2{font-size:1.4rem;font-weight:700;margin-bottom:8px;letter-spacing:-.01em;color:var(--gov-blue)}
.section-header p{color:var(--text-muted);max-width:640px;font-size:.94rem}

/* DATASETS */
.datasets-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.dataset-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:box-shadow var(--tr),transform var(--tr);position:relative;overflow:hidden;box-shadow:var(--shadow)}
.dataset-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.dataset-card.cat::before{background:var(--primary)}
.dataset-card.thl::before{background:var(--green)}
.dataset-card.dic::before{background:#7c5cbf}
.dataset-card.fue::before{background:var(--accent-gold)}
.dataset-card:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.08)}
.dataset-icon{width:38px;height:38px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.05rem;margin-bottom:14px}
.dataset-card.cat .dataset-icon{background:#eaf4fb;color:var(--primary)}
.dataset-card.thl .dataset-icon{background:var(--green-soft);color:var(--green)}
.dataset-card.dic .dataset-icon{background:#f1ecfa;color:#7c5cbf}
.dataset-card.fue .dataset-icon{background:#fff8e6;color:#a97c00}
.dataset-name{font-size:.98rem;font-weight:700;margin-bottom:6px;color:var(--gov-blue)}
.dataset-desc{font-size:.85rem;color:var(--text-muted);margin-bottom:14px;line-height:1.55}
.dataset-meta{display:flex;flex-direction:column;gap:5px}
.dataset-meta-row{display:flex;align-items:baseline;gap:8px;font-size:.78rem}
.dataset-meta-key{color:var(--text-dim);width:64px;flex-shrink:0}
.dataset-meta-val{font-family:var(--font-code);color:var(--text-muted);word-break:break-all;font-size:.74rem}
.dataset-meta-val.hl{color:var(--secondary);font-weight:600}
.dataset-standard{margin-top:12px;font-size:.72rem;display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:4px}
.dataset-card.cat .dataset-standard{background:#eaf4fb;color:var(--primary-dark)}
.dataset-card.thl .dataset-standard{background:var(--green-soft);color:var(--green)}
.dataset-card.dic .dataset-standard{background:#f1ecfa;color:#7c5cbf}
.dataset-card.fue .dataset-standard{background:#fff8e6;color:#8a6400}
.dataset-note{margin-top:12px;font-size:.74rem;color:var(--text-dim);display:flex;gap:6px;align-items:flex-start;line-height:1.4}

/* PREFIXES (real table) */
.prefix-table-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
table.prefix-table{width:100%;border-collapse:collapse;font-size:.81rem}
table.prefix-table caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
table.prefix-table thead th{padding:11px 20px;background:var(--light-bg);border-bottom:1px solid var(--border);font-size:.74rem;color:var(--text-dim);letter-spacing:.04em;font-weight:700;text-transform:uppercase;text-align:left}
table.prefix-table td{padding:10px 20px;border-bottom:1px solid var(--border);vertical-align:baseline}
table.prefix-table tr:last-child td{border-bottom:none}
table.prefix-table tr:hover td{background:#fafcfd}
.pn{font-family:var(--font-code);color:var(--primary-dark);font-weight:600}
.pu{font-family:var(--font-code);color:var(--text-muted);font-size:.76rem;word-break:break-all}
.pd{color:var(--text-dim);font-size:.79rem}
@media(max-width:860px){ table.prefix-table td:last-child, table.prefix-table th:last-child{display:none} }

/* EXAMPLES */
.examples-layout{display:grid;grid-template-columns:230px 1fr;gap:24px;align-items:start}
.examples-nav{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;position:sticky;top:76px;box-shadow:var(--shadow)}
.examples-nav-group{border-bottom:1px solid var(--border);padding:9px 0}
.examples-nav-group:last-child{border-bottom:none}
.examples-nav-title{font-size:.68rem;font-weight:700;color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;padding:4px 16px 8px}
.examples-nav-item{display:block;width:100%;text-align:left;padding:7px 16px;font-size:.82rem;font-family:var(--font);color:var(--text-muted);background:none;border:none;border-left:3px solid transparent;cursor:pointer;transition:all var(--tr)}
.examples-nav-item:hover{color:var(--primary-dark);background:var(--light-bg)}
.examples-nav-item:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}
.examples-nav-item.active{color:var(--primary-dark);border-left-color:var(--primary);background:#eaf4fb;font-weight:600}
.examples-panel{display:flex;flex-direction:column;gap:18px;min-width:0}
.example-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-width:0}
.example-card-header{padding:15px 18px;border-bottom:1px solid var(--border);display:flex;align-items:flex-start;gap:12px}
.example-card-header h3{font-size:.9rem;font-weight:700;color:var(--gov-blue)}
.example-card-header p{font-size:.79rem;color:var(--text-muted);margin-top:2px}
.example-dataset-tag{margin-left:auto;font-size:.68rem;padding:3px 8px;border-radius:4px;font-weight:700;white-space:nowrap;flex-shrink:0}
.tag-cat{background:#eaf4fb;color:var(--primary-dark)}
.tag-thl{background:var(--green-soft);color:var(--green)}
.tag-dic{background:#f1ecfa;color:#7c5cbf}
.tag-fue{background:#fff8e6;color:#8a6400}
.example-live-tag{margin-left:8px;font-size:.65rem;padding:2px 7px;border-radius:4px;font-weight:700;background:var(--green-soft);color:var(--green);white-space:nowrap;text-transform:uppercase;letter-spacing:.03em}
.example-illus-tag{margin-left:8px;font-size:.65rem;padding:2px 7px;border-radius:4px;font-weight:700;background:#f0f0f0;color:var(--text-dim);white-space:nowrap;text-transform:uppercase;letter-spacing:.03em}
.example-code{position:relative;background:var(--code-bg)}
.example-code pre{padding:18px 20px;font-size:.79rem;line-height:1.7;overflow-x:auto;color:var(--code-text)}
.kw{color:#ff7b72} .pfx{color:#d2a8ff} .var{color:#79c0ff}
.str{color:#a5d6ff} .uri{color:#7ee787} .cmt{color:#8b949e;font-style:italic}
.fn{color:#ffca6b} .num{color:#f8c262}
.example-code-actions{position:absolute;top:10px;right:10px;display:flex;gap:6px}
.example-btn{font-size:.74rem;font-family:var(--font);padding:4px 10px;border-radius:var(--radius-sm);border:1px solid #30363d;cursor:pointer;transition:all var(--tr);display:flex;align-items:center;gap:5px;background:#161b22;color:#c9d1d9}
.example-btn:hover,.example-btn:focus-visible{border-color:#6e7681;color:#fff}
.example-btn-run{background:var(--primary);color:#fff;border-color:var(--primary)}
.example-btn-run:hover{background:var(--primary-dark)}

/* CROSS-DATASET CALLOUT */
.cross-callout{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.cross-callout h3{font-size:1rem;font-weight:700;color:var(--gov-blue);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.cross-callout p{font-size:.88rem;color:var(--text-muted);line-height:1.65;margin-bottom:12px}
.cross-callout pre{background:var(--code-bg);color:var(--code-text);padding:18px 20px;border-radius:var(--radius-sm);overflow-x:auto;font-size:.78rem;line-height:1.7}

/* YASGUI */
.yasgui-wrapper{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.yasgui-hint{padding:12px 18px;background:#eaf4fb;border-bottom:1px solid var(--border);font-size:.82rem;color:var(--primary-dark);display:flex;align-items:center;gap:8px}
.yasgui-hint a,.dataset-note a{text-decoration:underline;font-weight:600}
#yasgui{min-height:420px;overflow-x:auto}

/* API TABS */
.api-tabs{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:0;border-bottom:1px solid var(--border)}
.api-tab{padding:9px 16px;font-size:.82rem;font-family:var(--font);border:none;background:none;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all var(--tr)}
.api-tab.active{color:var(--primary-dark);border-bottom-color:var(--primary);font-weight:600}
.api-tab:hover:not(.active){color:var(--secondary)}
.api-tab:focus-visible{outline:2px solid var(--primary)}
.api-snippet{display:none}
.api-snippet.active{display:block}
.api-snippet pre{background:var(--code-bg);color:var(--code-text);border-radius:0 0 var(--radius) var(--radius);padding:20px;overflow-x:auto;font-size:.79rem;line-height:1.8}
.pre-header{background:#f1f4f6;border:1px solid var(--border);border-bottom:none;padding:8px 16px;font-size:.72rem;color:var(--text-dim);border-radius:var(--radius) var(--radius) 0 0;font-family:var(--font);display:flex;align-items:center;gap:8px}
.c-kw{color:#ff7b72} .c-str{color:#a5d6ff} .c-fn{color:#ffca6b}
.c-cmt{color:#8b949e;font-style:italic} .c-var{color:#79c0ff}

/* TERMS / LICENSE */
.terms-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.terms-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);min-width:0}
.terms-card h3{font-size:.94rem;font-weight:700;margin-bottom:10px;color:var(--gov-blue)}
.terms-card p{font-size:.85rem;color:var(--text-muted);line-height:1.65}
.terms-card pre{background:var(--code-bg);color:var(--code-text);border-radius:var(--radius-sm);padding:14px;font-size:.76rem;margin-top:12px;overflow-x:auto;line-height:1.6}
.usage-limits{margin-top:14px;display:flex;flex-direction:column;gap:9px}
.limit-row{display:flex;align-items:flex-start;gap:10px;font-size:.83rem;color:var(--text-muted);line-height:1.5}
.limit-row i{width:16px;text-align:center;color:var(--primary);margin-top:3px;flex-shrink:0}
.license-distinction{margin-top:14px;padding:12px 14px;background:#fff8e6;border:1px solid #f2e0ad;border-radius:var(--radius-sm);font-size:.8rem;color:#6b5300;line-height:1.55}

footer{background:var(--gov-blue);color:#c5cedb;padding:24px;text-align:center;font-size:.8rem}
footer a{color:#e7ba61}
footer a:hover{color:#fff}

.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}

@media(max-width:860px){
  .examples-layout{grid-template-columns:1fr}
  .examples-nav{position:static;display:flex;flex-wrap:wrap;gap:4px;padding:12px}
  .examples-nav-group{border:none;padding:0;display:flex;flex-wrap:wrap;gap:4px}
  .examples-nav-title{display:none}
  .examples-nav-item{width:auto;border-radius:var(--radius-sm);border-left:none;font-size:.78rem;padding:5px 10px}
  .terms-cards{grid-template-columns:1fr}
  .datasets-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:580px){
  .hero-title{font-size:1.5rem}
  .datasets-grid{grid-template-columns:1fr}
  .nav-link.anchor-link{display:none}
  .endpoint-row{flex-direction:column;align-items:flex-start;gap:4px}
  .endpoint-row-name{width:auto}
}