/* =========================================================================
   ADEFID · Manual de Referencia — hoja de estilos compartida (TEMA CLARO)
   Un solo CSS para todas las páginas (portada + una por biblioteca).
   Barra superior oscura (logo blanco) + cuerpo claro tipo documentación.
   ========================================================================= */
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700;800;900&family=Geist+Mono:wght@400;500;600;700&display=swap');

:root {
  --ground:#F4F6F9; --surface:#FFFFFF; --surface-2:#EDF1F5;
  --text:#1A1D21; --muted:#5B6570; --border:#DCE1E7; --frame:#FBFCFD;
  --amber:#FCB900; --amber-ink:#1A1D21; --label:#9A6700; --accent:#0055E5;
  --code-bg:#F5F7FA; --code-text:#24292F;
  --code-kw:#0055E5; --code-type:#188038; --code-val:#953800; --code-fn:#8250DF;
  /* barra superior (oscura, fija) */
  --hdr-bg:rgba(18,22,27,.94); --hdr-text:#EAEDF0; --hdr-muted:#9AA0A6;
  --sidebar-w:290px; --header-h:58px;
  --sans:"Geist",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Geist Mono",SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; scroll-padding-top:calc(var(--header-h) + 20px); }
body {
  font-family:var(--sans); background:var(--ground); color:var(--text);
  font-size:15px; line-height:1.55; font-weight:400; letter-spacing:.2px;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a { color:inherit; }
code, pre, .mono { font-family:var(--mono); }

/* ---- Header (oscuro) ---- */
.site-header {
  position:fixed; inset:0 0 auto 0; height:var(--header-h);
  background:var(--hdr-bg); backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(0,0,0,.12);
  display:flex; align-items:center; gap:20px; padding:0 24px; z-index:200;
}
.logo { display:flex; align-items:center; gap:10px; text-decoration:none; }
.logo img { height:30px; width:auto; display:block; }
.logo-name { font-size:20px; font-weight:800; letter-spacing:.02em; text-transform:uppercase; color:var(--hdr-text); }
.header-sep { flex:1; }
.header-subtitle { font-size:11px; font-weight:500; color:var(--hdr-muted); letter-spacing:.14em; text-transform:uppercase; }
.header-search { display:flex; align-items:center; gap:8px; border:1px solid rgba(255,255,255,.25); border-radius:4px; padding:7px 14px; transition:border-color .15s; }
.header-search:focus-within { border-color:var(--amber); }
.header-search input { background:none; border:none; outline:none; color:var(--hdr-text); font-size:13px; font-family:var(--sans); font-weight:400; width:210px; letter-spacing:.2px; }
.header-search input::placeholder { color:var(--hdr-muted); }

/* ---- Sidebar (clara) ---- */
.sidebar {
  position:fixed; top:var(--header-h); left:0; width:var(--sidebar-w);
  height:calc(100vh - var(--header-h)); overflow-y:auto;
  background:var(--frame); border-right:1px solid var(--border); padding:20px 0 60px;
}
.sidebar::-webkit-scrollbar { width:4px; }
.sidebar::-webkit-scrollbar-thumb { background:#C7CDD4; border-radius:2px; }
.nav-lib { font-size:11px; font-weight:800; letter-spacing:.18em; text-transform:uppercase; color:var(--text); padding:16px 24px 6px; }
.nav-back { display:block; font-size:12px; color:var(--muted); text-decoration:none; padding:4px 24px 10px; }
.nav-back:hover { color:var(--label); }
.nav-group { margin-bottom:8px; }
.nav-group-label { font-size:12px; font-weight:700; letter-spacing:.04em; color:var(--text); padding:10px 24px 4px 24px; }
.nav-link { display:flex; align-items:center; gap:10px; padding:5px 24px 5px 34px; text-decoration:none; font-size:13px; font-weight:400; color:rgba(26,29,33,.74); border-left:2px solid transparent; transition:background .15s,color .15s; }
.nav-link:hover { background:rgba(0,0,0,.04); color:var(--text); }
.nav-link.active { background:var(--amber); border-left-color:var(--amber); color:var(--amber-ink); font-weight:600; }
.nav-dot { width:6px; height:6px; border-radius:50%; flex-shrink:0; background:var(--accent); }

/* ---- Main ---- */
.main { margin-left:var(--sidebar-w); padding-top:calc(var(--header-h) + 40px); padding-bottom:120px; max-width:1040px; }
.page-intro { padding:0 48px 40px; border-bottom:1px solid var(--border); margin-bottom:44px; }
.badge { display:inline-flex; align-items:center; gap:8px; background:var(--amber); color:var(--amber-ink); border-radius:3px; padding:5px 12px; font-size:10px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; margin-bottom:18px; }
.badge-dev { display:inline-flex; align-items:center; gap:6px; color:var(--label); border:1px dashed var(--label); border-radius:3px; padding:4px 11px; font-size:10px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; }
.badge-row { display:flex; align-items:center; gap:8px; margin-bottom:18px; flex-wrap:wrap; }
.badge-row .badge, .badge-row .badge-dev { margin:0; }
.nav-toggle { display:none; background:none; border:none; color:var(--hdr-text); font-size:22px; line-height:1; cursor:pointer; padding:2px 6px; }
.nav-backdrop { display:none; }
.page-intro h1 { font-size:38px; font-weight:800; letter-spacing:-.01em; margin-bottom:12px; line-height:1.1; }
.page-intro p { color:var(--muted); max-width:640px; line-height:1.7; }

/* ---- Class section ---- */
.cls { padding:0 48px; margin-bottom:56px; scroll-margin-top:calc(var(--header-h) + 20px); }
.cls__head { display:flex; align-items:flex-start; gap:16px; margin-bottom:14px; }
.cls__icon { width:46px; height:46px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-family:var(--mono); font-size:13px; font-weight:700; color:#fff; flex-shrink:0; background:var(--accent); }
.cls__name { font-size:24px; font-weight:700; letter-spacing:-.01em; }
.cls__meta { font-size:13px; color:var(--muted); margin-top:3px; }
.cls__meta code { color:var(--code-type); }
.cls__sub { display:flex; flex-wrap:wrap; gap:8px; margin:0 0 18px 62px; }
.chip { font-size:11px; color:var(--muted); background:var(--surface-2); border:1px solid var(--border); border-radius:20px; padding:3px 10px; }
.chip b { color:var(--text); font-weight:600; }
.cls__desc-pending { margin:0 0 18px 62px; font-size:12.5px; color:#8A9099; font-style:italic; }

/* ---- Function cards ---- */
.fn-list { display:flex; flex-direction:column; gap:14px; }
.fn { background:var(--surface); border:1px solid var(--border); border-left:3px solid var(--accent); border-radius:8px; padding:16px 18px; scroll-margin-top:calc(var(--header-h) + 20px); box-shadow:0 1px 2px rgba(20,30,50,.04); }
.fn__head { display:flex; align-items:center; gap:12px; margin-bottom:10px; }
.fn__name { font-family:var(--mono); font-size:16px; font-weight:600; color:var(--text); }
.fn__badge { font-size:10.5px; color:var(--muted); background:var(--surface-2); border:1px solid var(--border); border-radius:20px; padding:2px 9px; }
.fn__sigs { display:flex; flex-direction:column; gap:3px; margin-top:2px; }
.fn__sigs pre { background:none; border:none; border-radius:0; padding:0; overflow:visible; white-space:pre-wrap; }
.fn__sigs code { font-size:13.5px; color:var(--code-text); white-space:pre-wrap; word-break:break-word; line-height:1.55; }
/* Resaltado de sintaxis (tipo Visual Studio) */
.t-kw { color:var(--code-kw); }
.t-ty { color:var(--code-type); }
.t-fn { color:var(--code-fn); font-weight:600; }
.t-num { color:var(--code-val); }
.fn__desc-pending { margin-top:10px; font-size:12.5px; color:#8A9099; font-style:italic; }
.fn__desc { margin-top:12px; color:#33383D; line-height:1.7; }
.fn__desc b { color:var(--text); font-weight:600; }
/* ---- Vista previa interactiva dentro de la ficha ---- */
.fn-viz { display:flex; gap:22px; align-items:flex-start; margin-top:16px; }
.fn-viz__stage { flex:1 1 auto; min-width:0; }
.fn-viz__stage canvas { width:100%; height:auto; display:block; background:#EAEEF3; border:1px solid var(--border); border-radius:8px; cursor:grab; }
.fn-viz .hint { display:block; margin-top:8px; font-size:11px; color:var(--muted); font-family:var(--mono); }
.fn-viz__ctrls { flex:0 0 210px; display:flex; flex-direction:column; gap:12px; }
.fn-viz__ctrls .ctrl label { display:flex; justify-content:space-between; font-size:12px; color:var(--muted); margin-bottom:5px; }
.fn-viz__ctrls .ctrl label b { color:var(--text); font-family:var(--mono); font-weight:600; }
.fn-viz__ctrls input[type=range] { width:100%; -webkit-appearance:none; appearance:none; height:6px; border-radius:4px; background:#DCE1E7; outline:none; cursor:pointer; }
.fn-viz__ctrls input[type=range]::-webkit-slider-thumb { -webkit-appearance:none; appearance:none; width:16px; height:16px; border-radius:50%; background:#FCB900; border:2px solid #fff; box-shadow:0 1px 3px rgba(20,30,50,.25); cursor:pointer; }
.fn-viz__ctrls input[type=range]::-moz-range-thumb { width:16px; height:16px; border:2px solid #fff; border-radius:50%; background:#FCB900; cursor:pointer; }
@media (max-width:760px){ .fn-viz{ flex-direction:column; } .fn-viz__ctrls{ flex-basis:auto; width:100%; } }

/* ---- Portada (index) ---- */
.lib-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:18px; padding:0 48px; }
.lib-card { display:block; text-decoration:none; background:var(--surface); border:1px solid var(--border); border-top:3px solid var(--accent); border-radius:10px; padding:22px; transition:border-color .15s,transform .15s,box-shadow .15s; box-shadow:0 1px 2px rgba(20,30,50,.04); }
.lib-card:hover { border-color:var(--accent); transform:translateY(-2px); box-shadow:0 8px 24px rgba(20,30,50,.10); }
.lib-card h2 { font-size:20px; font-weight:700; margin-bottom:6px; }
.lib-card p { font-size:13px; color:var(--muted); }
.lib-card .count { display:inline-block; margin-top:14px; font-family:var(--mono); font-size:12px; color:var(--label); }

.no-results { display:none; padding:40px 48px; color:var(--muted); }
.no-results.visible { display:block; }

@media (max-width:900px) {
  .nav-toggle { display:block; }
  .header-subtitle { display:none; }
  .site-header { gap:12px; padding:0 14px; }
  .header-search input { width:130px; }
  .sidebar { transform:translateX(-100%); transition:transform .22s ease; z-index:250; box-shadow:0 10px 40px rgba(0,0,0,.35); }
  .sidebar.open { transform:none; }
  .nav-backdrop { display:none; position:fixed; inset:var(--header-h) 0 0 0; background:rgba(0,0,0,.4); z-index:240; }
  .nav-backdrop.show { display:block; }
  .main { margin-left:0; }
  .cls, .page-intro, .lib-grid { padding-left:20px; padding-right:20px; }
}
@media (max-width:520px) {
  .header-search { display:none; }
}