@font-face{font-family:"Barlow Semi Condensed";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/barlow-semi-condensed-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Barlow Semi Condensed";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/barlow-semi-condensed-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Barlow Semi Condensed";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/barlow-semi-condensed-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Barlow Semi Condensed";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/barlow-semi-condensed-latin-700-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/source-serif-4-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:400;font-display:swap;src:url(../fonts/source-serif-4-latin-400-italic.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/source-serif-4-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:600;font-display:swap;src:url(../fonts/source-serif-4-latin-600-italic.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}
@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/source-serif-4-greek-400-normal.woff2) format("woff2");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF;}
@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:400;font-display:swap;src:url(../fonts/source-serif-4-greek-400-italic.woff2) format("woff2");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF;}
@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/source-serif-4-greek-600-normal.woff2) format("woff2");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF;}
@font-face{font-family:"Source Serif 4";font-style:italic;font-weight:600;font-display:swap;src:url(../fonts/source-serif-4-greek-600-italic.woff2) format("woff2");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF;}
/* CONFIABILIDAD · sistema de diseño
   Concepto: hoja de ingeniería sobre mesa gris de sala de control.
   Gris por defecto (filosofía ISA-101), color sólo donde hay información o estado.
   Rótulo documental (bloque de título), códigos en monoespaciada, texto de lectura con serifa. */

:root {
  --bg: #edf0f1;
  --paper: #ffffff;
  --paper-2: #f5f7f8;
  --ink: #11171b;
  --ink-2: #3f4b53;
  --muted: #5d6b74;
  --line: #d3dadd;
  --line-2: #b3bec4;
  --accent: #006b80;
  --accent-ink: #ffffff;
  --accent-2: #008aa3;
  --accent-wash: #e0f0f3;
  --signal: #b8420c;
  --seal-glyph: #ffffff; --seal-exp: #ffc23d;
  --ok: #1d7843; --ok-bg: #e2f2e8;
  --warn: #8f5c00; --warn-bg: #fbf0d6;
  --crit: #b42318; --crit-bg: #fbe5e2;
  --s1: #008aa3; --s2: #e06a1b; --s3: #6a5ce0; --s4: #cc3d7e; --s5: #b98d00;
  --grid: #e4e9eb; --axis: #b3bec4;
  --shadow: 0 1px 2px rgb(17 23 27 / 6%), 0 8px 24px rgb(17 23 27 / 6%);
  --scrim: rgb(11 17 20 / 45%);

  --f-ui: "Barlow Semi Condensed", "Arial Narrow", "Roboto Condensed", "Helvetica Neue", Arial, sans-serif;
  --f-read: "Source Serif 4", "Source Serif Pro", Georgia, Cambria, "Times New Roman", serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --sp1: 4px; --sp2: 8px; --sp3: 12px; --sp4: 16px; --sp5: 24px; --sp6: 32px; --sp7: 48px; --sp8: 72px;
  --r: 3px;
  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 32px);
  --head-h: 60px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1114; --paper: #141c20; --paper-2: #1a2429;
    --ink: #e5ebee; --ink-2: #b4c0c6; --muted: #8b9ba4; --line: #263238; --line-2: #36454c;
    --accent: #52c4d9; --accent-ink: #052a31; --accent-2: #1695ad; --accent-wash: #0e2f36;
    --signal: #f08a4b;
    --seal-glyph: #141c20; --seal-exp: #b8420c;
    --ok: #52c07e; --ok-bg: #12291c; --warn: #e3ac40; --warn-bg: #2c2410; --crit: #f07a6c; --crit-bg: #34181a;
    --s1: #1695ad; --s2: #d8651f; --s3: #8277e4; --s4: #d2528b; --s5: #b38c10;
    --grid: #1f2a30; --axis: #3a4a51;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 35%);
    --scrim: rgb(0 0 0 / 60%);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b1114; --paper: #141c20; --paper-2: #1a2429;
  --ink: #e5ebee; --ink-2: #b4c0c6; --muted: #8b9ba4; --line: #263238; --line-2: #36454c;
  --accent: #52c4d9; --accent-ink: #052a31; --accent-2: #1695ad; --accent-wash: #0e2f36;
  --signal: #f08a4b;
  --seal-glyph: #141c20; --seal-exp: #b8420c;
  --ok: #52c07e; --ok-bg: #12291c; --warn: #e3ac40; --warn-bg: #2c2410; --crit: #f07a6c; --crit-bg: #34181a;
  --s1: #1695ad; --s2: #d8651f; --s3: #8277e4; --s4: #d2528b; --s5: #b38c10;
  --grid: #1f2a30; --axis: #3a4a51;
  --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 35%);
  --scrim: rgb(0 0 0 / 60%);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--head-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 1rem/1.5 var(--f-ui); font-kerning: normal;
  text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased;
}
img, svg, video { max-width: 100%; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; border-radius: 2px; }
::selection { background: var(--accent-wash); color: var(--ink); }
h1, h2, h3, h4 { font-family: var(--f-ui); font-weight: 600; line-height: 1.12; letter-spacing: -0.005em; text-wrap: balance; margin: 0; }
p { margin: 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: var(--sp6) 0; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -48px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 12px; border-radius: var(--r); font-weight: 600; text-decoration: none; }
.skip:focus { top: 12px; }
.mono { font-family: var(--f-mono); }
.num { font-variant-numeric: tabular-nums; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.eyebrow { font: 500 0.75rem/1.2 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.lede { font: 400 1.25rem/1.5 var(--f-read); color: var(--ink-2); max-width: 62ch; }
[hidden] { display: none !important; }

/* ---------- Encabezado ---------- */
.site-head {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(140%) blur(10px); -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.head-inner { display: flex; align-items: center; gap: var(--sp5); min-height: var(--head-h); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; flex: none; }
.brand svg { width: 36px; height: 36px; flex: none; }
.brand-word { font: 700 1.05rem/1 var(--f-ui); letter-spacing: 0.16em; }
.brand-sub { display: block; font: 500 0.62rem/1 var(--f-mono); letter-spacing: 0.06em; color: var(--muted); margin-top: 4px; text-transform: uppercase; }
.brand-pre { font-weight: 500; }
.brand-sep { margin: 0 0.6em; opacity: 0.55; }
.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav > a, .nav-item > summary {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: var(--r);
  font: 500 1rem/1 var(--f-ui); color: var(--ink); text-decoration: none; cursor: pointer; list-style: none; white-space: nowrap;
}
.nav-item > summary::-webkit-details-marker { display: none; }
.nav-item > summary::after { content: ""; width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); opacity: 0.6; }
.nav > a:hover, .nav-item > summary:hover, .nav-item[open] > summary { background: var(--paper-2); }
.nav a[aria-current="page"], .nav-item.is-current > summary { color: var(--accent); }
.nav-item { position: relative; }
.mega {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%);
  width: min(760px, calc(100vw - 32px)); background: var(--paper); border: 1px solid var(--line);
  border-radius: 4px; box-shadow: var(--shadow); padding: var(--sp5);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: var(--sp5);
}
.nav-item:last-of-type .mega, .mega.right { left: auto; right: 0; transform: none; }
.mega h3 { font: 500 0.72rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: var(--sp3); }
.mega ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.mega a { display: block; padding: 6px 8px; margin-inline: -8px; border-radius: var(--r); color: var(--ink); text-decoration: none; font-size: 0.98rem; }
.mega a:hover { background: var(--paper-2); color: var(--accent); }
.mega a small { display: block; color: var(--muted); font-size: 0.82rem; }
.mega .mega-all { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: var(--sp3); font: 600 0.95rem/1 var(--f-ui); }
.head-tools { display: flex; align-items: center; gap: 6px; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 38px; min-width: 38px; padding: 0 10px;
  border: 1px solid var(--line); background: var(--paper); color: var(--ink); border-radius: var(--r); cursor: pointer;
  font: 500 0.95rem/1 var(--f-ui);
}
.icon-btn:hover { border-color: var(--line-2); background: var(--paper-2); }
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn kbd { font: 500 0.7rem/1 var(--f-mono); color: var(--muted); border: 1px solid var(--line); border-radius: 2px; padding: 3px 4px; }
.nav-toggle { display: none; }
@media (max-width: 1020px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: calc(var(--head-h) + env(safe-area-inset-top, 0px)) 0 0 0; z-index: 39; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0; padding: var(--sp4) var(--gutter) var(--sp7);
    background: var(--paper); overflow-y: auto; border-top: 1px solid var(--line);
  }
  .nav:not(.is-open) { display: none; }
  .nav > a, .nav-item > summary { padding: 14px 4px; font-size: 1.15rem; border-bottom: 1px solid var(--line); border-radius: 0; justify-content: space-between; }
  .mega { position: static; transform: none; width: auto; box-shadow: none; border: 0; padding: var(--sp3) 0 var(--sp4); grid-template-columns: 1fr 1fr; }
  .head-search-label { display: none; }
  .head-tools { margin-left: auto; }
}
@media (max-width: 520px) {
  .mega { grid-template-columns: 1fr; } .brand-sub { display: none; }
  /* En el celular, «MODO» va chico arriba de «CONFIABILIDAD» para que el nombre entre a 320 px. */
  .brand-pre { display: block; font-size: 0.6em; letter-spacing: 0.3em; margin-bottom: 4px; }
}
@media (max-width: 1020px) { .icon-btn kbd { display: none; } }
/* Entre el menú plegado y el escritorio amplio, la navegación completa no entra con el atajo de teclado a la vista. */
@media (min-width: 1021px) and (max-width: 1199px) { .icon-btn kbd { display: none; } }
@media (max-width: 420px) {
  .head-inner { gap: 10px; }
  .brand-word { font-size: 0.95rem; letter-spacing: 0.1em; }
  .head-tools { gap: 4px; }
  .icon-btn { height: 36px; min-width: 36px; padding: 0 8px; }
}
@media (max-width: 340px) { .brand { gap: 8px; } .brand-word { font-size: 0.85rem; letter-spacing: 0.04em; } }

/* ---------- Migas y cabecera de página ---------- */
.crumbs { font: 500 0.82rem/1.3 var(--f-mono); color: var(--muted); padding-block: var(--sp5) 0; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--line-2); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--accent); text-decoration: underline; }
.page-head { padding-block: var(--sp5) var(--sp6); display: grid; gap: var(--sp4); }
.page-head h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.25rem); line-height: 1.04; max-width: 22ch; }
.page-head .lede { max-width: 68ch; }
.titleblock {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin: var(--sp2) 0 0;
  border: 1px solid var(--line-2); background: var(--paper); border-radius: 2px;
}
.titleblock div { padding: 10px 14px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: -1px -1px 0 0; min-width: 0; }
.titleblock dt { font: 500 0.66rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.titleblock dd { margin: 0; font: 500 0.98rem/1.3 var(--f-ui); overflow-wrap: anywhere; }

/* ---------- Documento (guías) ---------- */
.doc { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: var(--sp7); align-items: start; padding-bottom: var(--sp8); }
.doc-body { background: var(--paper); border: 1px solid var(--line); border-radius: 2px; padding: clamp(20px, 4vw, 56px); min-width: 0; }
.doc-side { position: sticky; top: calc(var(--head-h) + 24px + env(safe-area-inset-top, 0px)); display: grid; gap: var(--sp5); max-height: calc(100vh - var(--head-h) - 48px); overflow: auto; }
.toc h2, .side-box h2 { font: 500 0.72rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: var(--sp3); }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc a { display: grid; grid-template-columns: 22px 1fr; gap: 6px; padding: 5px 0 5px 12px; margin-left: -1px; border-left: 2px solid transparent; color: var(--ink-2); text-decoration: none; font-size: 0.95rem; line-height: 1.25; }
.toc a span { font: 500 0.75rem/1.6 var(--f-mono); color: var(--muted); }
.toc a:hover { color: var(--accent); }
.toc a.is-active { border-left-color: var(--accent); color: var(--ink); font-weight: 600; }
.side-box { border: 1px solid var(--line); background: var(--paper); border-radius: 2px; padding: var(--sp4); }
.side-box ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.side-box a { text-decoration: none; font-weight: 500; }
.side-box a:hover { text-decoration: underline; }
@media (max-width: 1080px) { .doc { grid-template-columns: minmax(0, 1fr); } .doc-side { position: static; max-height: none; order: -1; } .toc { display: none; } }

/* ---------- Prosa ---------- */
.prose { font: 400 1.125rem/1.68 var(--f-read); color: var(--ink); overflow-wrap: break-word; }
.prose > * + * { margin-top: 1.05em; }
.prose h2 { font-size: clamp(1.55rem, 1.2rem + 1vw, 2rem); margin-top: 2.4em; padding-top: 0.9em; border-top: 1px solid var(--line); display: flex; gap: 14px; align-items: baseline; }
.prose h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
.prose h2 .sec { font: 500 0.85rem/1 var(--f-mono); color: var(--accent); flex: none; letter-spacing: 0.02em; }
.prose h3 { font-size: 1.3rem; margin-top: 1.9em; }
.prose h4 { font-size: 1.08rem; margin-top: 1.5em; font-weight: 600; }
.prose h2 + *, .prose h3 + *, .prose h4 + * { margin-top: 0.6em; }
.prose p, .prose li { max-width: 70ch; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: 0.35em; }
.prose li::marker { color: var(--muted); }
.prose strong { font-weight: 600; }
.prose code { font: 0.86em var(--f-mono); background: var(--paper-2); border: 1px solid var(--line); padding: 1px 5px; border-radius: 2px; overflow-wrap: anywhere; }
.prose pre { font: 400 0.82rem/1.45 var(--f-mono); background: var(--paper-2); border: 1px solid var(--line); border-radius: 2px; padding: 14px 16px; overflow-x: auto; max-width: 100%; tab-size: 2; }
.prose pre code { font: inherit; background: none; border: 0; padding: 0; white-space: pre; }
.prose td code { white-space: nowrap; }
.sw { display: inline-block; width: 0.95em; height: 0.95em; border: 1px solid var(--line-2); border-radius: 2px; vertical-align: -0.12em; margin-right: 0.45em; }
.prose a { overflow-wrap: anywhere; }
.prose blockquote { margin-left: 0; padding-left: var(--sp4); border-left: 2px solid var(--line-2); color: var(--ink-2); font-style: italic; }
/* Firma del proyecto al final de «Quién lo hace»: el sello chico y el texto en gris. */
.prose .firma { display: flex; align-items: center; gap: 12px; margin-top: var(--sp6); font: 500 0.95rem/1.3 var(--f-ui); color: var(--muted); }
.prose .firma svg { width: 32px; height: 32px; flex: none; color: var(--ink); }
.prose dl { display: grid; gap: 4px 16px; grid-template-columns: minmax(120px, max-content) 1fr; }
.prose dt { font-weight: 600; font-family: var(--f-ui); }
.prose dd { margin: 0; }
.prose dl.glossary { grid-template-columns: minmax(160px, 260px) 1fr; gap: 14px 24px; }
@media (max-width: 600px) { .prose dl.glossary { grid-template-columns: minmax(0, 1fr); gap: 4px; } .prose dl.glossary dd { margin-bottom: 12px; } }
.prose details { border: 1px solid var(--line); border-radius: 2px; padding: 10px 14px; background: var(--paper-2); }
.prose details summary { cursor: pointer; font: 600 1rem/1.4 var(--f-ui); }
.prose details[open] summary { margin-bottom: 8px; }
.prose .refs { font-size: 1rem; line-height: 1.5; }
.prose .refs li { max-width: none; }
.callout { border: 1px solid var(--line); border-left-width: 4px; border-radius: 2px; padding: 14px 18px; background: var(--paper-2); }
.callout > * + * { margin-top: 0.6em; }
.callout-label { font: 600 0.72rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; display: block; margin-bottom: 8px; }
.callout.nota { border-left-color: var(--accent-2); } .callout.nota .callout-label { color: var(--accent); }
.callout.atencion { border-left-color: var(--warn); background: var(--warn-bg); } .callout.atencion .callout-label { color: var(--warn); }
.callout.clave { border-left-color: var(--ink); } .callout.clave .callout-label { color: var(--ink); }
.callout.ejemplo { border-left-color: var(--s3); } .callout.ejemplo .callout-label { color: var(--ink-2); }
.callout p, .callout li { font-size: 1.04rem; }
.formula { overflow-x: auto; overflow-y: hidden; padding: 6px 2px; }
.formula .katex-display { margin: 0.4em 0; }
.katex { font-size: 1.08em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 2px; }
/* Los contenedores con desplazamiento se posicionan para contener a sus descendientes absolutos
   (textos para lectores de pantalla, MathML de KaTeX): si no, estos ensanchan la página. */
.table-wrap, .edit-table, .formula, .fig-scroll, .prose pre, .calc-in { position: relative; }
.table-wrap table { margin: 0; }
table { border-collapse: collapse; width: 100%; font: 400 0.95rem/1.4 var(--f-ui); font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font: 600 0.8rem/1.25 var(--f-mono); letter-spacing: 0.01em; color: var(--ink-2); background: var(--paper-2); border-bottom: 1px solid var(--line-2); }
tbody tr:last-child td { border-bottom: 0; }
td.n, th.n { text-align: right; }
.figure { margin: 1.6em 0; }
.figure svg { display: block; width: 100%; height: auto; }
.figure figcaption { font: 400 0.9rem/1.45 var(--f-ui); color: var(--muted); margin-top: 10px; }
.figure figcaption b { font-family: var(--f-mono); font-weight: 500; color: var(--ink-2); margin-right: 6px; }

/* ---------- Diagramas SVG (estilos por token) ---------- */
.dg-text { fill: var(--ink); font: 500 13px var(--f-ui); }
.dg-small { fill: var(--muted); font: 500 11px var(--f-mono); }
.dg-label { fill: var(--ink-2); font: 500 12px var(--f-ui); }
.dg-line { stroke: var(--ink-2); stroke-width: 1.5; fill: none; }
.dg-thin { stroke: var(--line-2); stroke-width: 1; fill: none; }
.dg-grid { stroke: var(--grid); stroke-width: 1; fill: none; }
.dg-box { fill: var(--paper); stroke: var(--line-2); stroke-width: 1; }
.dg-box-2 { fill: var(--paper-2); stroke: var(--line); stroke-width: 1; }
.dg-accent { stroke: var(--s1); stroke-width: 2.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.dg-accent-f { fill: var(--s1); }
.dg-signal { stroke: var(--s2); stroke-width: 2.5; fill: none; }
.dg-signal-f { fill: var(--s2); }
.dg-s3 { stroke: var(--s3); stroke-width: 2.5; fill: none; }
.dg-s4 { stroke: var(--s4); stroke-width: 2.5; fill: none; }
.dg-wash { fill: var(--accent-wash); }
.dg-ink-f { fill: var(--ink); }
.dg-paper-f { fill: var(--paper); }

/* ---------- Tarjetas y listados ---------- */
.section { padding-block: var(--sp8); }
.section + .section { padding-top: 0; }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: var(--sp4); margin-bottom: var(--sp5); }
.section-head h2 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem); max-width: 26ch; }
.section-head p { color: var(--ink-2); max-width: 60ch; font-size: 1.08rem; }
/* Grilla de tarjetas: las de la última fila se estiran para ocupar el ancho, sin huecos ni tarjetas huérfanas. */
.grid { display: flex; flex-wrap: wrap; gap: var(--sp4); }
.grid > * { flex: 1 1 270px; min-width: min(100%, 270px); }
.grid.wide > * { flex-basis: 360px; min-width: min(100%, 360px); }
.card {
  position: relative; display: flex; flex-direction: column; gap: 10px; padding: 18px 18px 16px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 2px; color: var(--ink); text-decoration: none;
  transition: border-color .15s ease, transform .15s ease;
}
a.card:hover { border-color: var(--accent-2); }
a.card:hover h3 { color: var(--accent); }
.card h3 { font-size: 1.2rem; font-weight: 600; }
.card p { color: var(--ink-2); font-size: 0.98rem; line-height: 1.45; }
.card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-code { font: 500 0.72rem/1 var(--f-mono); color: var(--muted); letter-spacing: 0.04em; }
.card-sym {
  font: 500 1.05rem/1 var(--f-mono); color: var(--accent); min-width: 44px; height: 32px; padding: 0 8px;
  display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line-2); border-radius: 2px; background: var(--paper-2);
}
.card-meta { margin-top: auto; padding-top: 8px; display: flex; flex-wrap: wrap; gap: 6px; font: 500 0.8rem/1.2 var(--f-mono); color: var(--muted); }
.card-meta a { display: inline-flex; align-items: center; min-height: 24px; }
.chip { display: inline-flex; align-items: center; gap: 6px; font: 500 0.75rem/1 var(--f-mono); padding: 5px 7px; border: 1px solid var(--line); border-radius: 2px; color: var(--ink-2); background: var(--paper-2); white-space: nowrap; }
.badge { display: inline-flex; align-items: center; gap: 6px; font: 600 0.78rem/1 var(--f-ui); padding: 4px 8px; border-radius: 2px; white-space: nowrap; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.badge.ok { color: var(--ok); background: var(--ok-bg); }
.badge.warn { color: var(--warn); background: var(--warn-bg); }
.badge.crit { color: var(--crit); background: var(--crit-bg); }
.badge.neutral { color: var(--ink-2); background: var(--paper-2); }
.cls { display: inline-grid; place-items: center; width: 26px; height: 22px; border-radius: 2px; font: 600 0.82rem/1 var(--f-mono); }
.cls-A { background: var(--crit-bg); color: var(--crit); }
.cls-B { background: var(--warn-bg); color: var(--warn); }
.cls-C { background: var(--ok-bg); color: var(--ok); }

/* ---------- Botones y formularios ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 0 16px;
  font: 600 1rem/1 var(--f-ui); border-radius: var(--r); border: 1px solid var(--line-2); background: var(--paper);
  color: var(--ink); text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--paper-2); border-color: var(--ink-2); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, var(--ink)); border-color: transparent; color: var(--accent-ink); }
.btn-sm { min-height: 32px; padding: 0 10px; font-size: 0.92rem; font-weight: 500; }
.btn svg { width: 16px; height: 16px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
label { font: 500 0.95rem/1.3 var(--f-ui); }
input, select, textarea {
  font: 400 1rem/1.3 var(--f-mono); color: var(--ink); background: var(--paper); border: 1px solid var(--line-2);
  border-radius: var(--r); padding: 8px 10px; min-height: 40px; width: 100%; min-width: 0;
}
select { font-family: var(--f-ui); font-size: 1rem; padding-right: 28px; }
textarea { min-height: 120px; resize: vertical; line-height: 1.45; }
input:hover, select:hover, textarea:hover { border-color: var(--ink-2); }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 0; border-color: var(--accent-2); }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--crit); background: var(--crit-bg); }
input[type="range"] { padding: 0; min-height: 28px; accent-color: var(--accent-2); border: 0; background: transparent; }
input[type="checkbox"], input[type="radio"] { width: 18px; height: 18px; min-height: 0; accent-color: var(--accent-2); }
.field { display: grid; gap: 6px; min-width: 0; }
.field-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px; }
.field-row select { width: auto; min-width: 92px; font-family: var(--f-mono); font-size: 0.9rem; }
.field small, .help { color: var(--muted); font: 400 0.86rem/1.35 var(--f-ui); }
.field .err { color: var(--crit); font: 500 0.86rem/1.3 var(--f-ui); }
.fieldset { border: 0; padding: 0; margin: 0; min-width: 0; display: grid; gap: var(--sp4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.fieldset legend { font: 500 0.72rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); padding: 0; margin-bottom: var(--sp3); width: 100%; float: left; }
.fieldset legend + * { clear: left; }
.fieldset .span-all { grid-column: 1 / -1; }
.seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden; }
.seg label { display: inline-flex; align-items: center; cursor: pointer; }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg span { padding: 8px 12px; font: 500 0.95rem/1 var(--f-ui); border-right: 1px solid var(--line); }
.seg label:last-child span { border-right: 0; }
.seg input:checked + span { background: var(--accent); color: var(--accent-ink); }
.seg input:focus-visible + span { outline: 2px solid var(--signal); outline-offset: -2px; }

/* ---------- Herramientas (calculadoras y laboratorio) ---------- */
.calc { display: grid; grid-template-columns: minmax(0, 400px) minmax(0, 1fr); gap: var(--sp5); align-items: start; padding-bottom: var(--sp7); }
.calc.calc-wide { grid-template-columns: minmax(0, 1fr); }
.panel { background: var(--paper); border: 1px solid var(--line); border-radius: 2px; min-width: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.panel-head h2 { font: 500 0.75rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.panel-body { padding: 16px; display: grid; gap: var(--sp5); }
#calc-form { display: grid; gap: 28px; }
.calc-in { position: sticky; top: calc(var(--head-h) + 16px + env(safe-area-inset-top, 0px)); max-height: calc(100vh - var(--head-h) - 32px); overflow: auto; }
/* Sin columna lateral el panel deja de ser fijo: top vuelve a auto, porque con position: relative el desplazamiento
   de la regla fija lo bajaba 76 px y tapaba el comienzo de los resultados. */
.calc.calc-wide .calc-in { position: relative; top: auto; max-height: none; }
@media (max-width: 960px) { .calc { grid-template-columns: minmax(0, 1fr); } .calc-in { position: relative; top: auto; max-height: none; } }
.calc-out { display: grid; gap: var(--sp4); min-width: 0; }
.out-loading { min-height: 420px; display: grid; place-items: center; color: var(--muted); }
.tiles-c { container-type: inline-size; }
.tiles { display: grid; grid-template-columns: repeat(var(--tc, 3), minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.tile.tall { grid-row: span 2; }
@container (max-width: 700px) { .tile.big .v { font-size: 2.1rem; } }
@container (max-width: 560px) {
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tile.big { grid-column: 1 / -1; grid-row: auto; }
  .tile.last-odd { grid-column: 1 / -1; }
}
.tile { flex: 1 1 160px; background: var(--paper); padding: 14px 16px; display: grid; gap: 6px; align-content: start; min-width: 0; }
.tile .l { font: 500 0.78rem/1.25 var(--f-mono); letter-spacing: 0.02em; color: var(--muted); }
.tile .v { font: 600 1.7rem/1.05 var(--f-ui); color: var(--ink); overflow-wrap: anywhere; }
.tile .v small { font: 500 0.95rem/1 var(--f-ui); color: var(--ink-2); margin-left: 3px; }
.tile .h { font: 400 0.86rem/1.35 var(--f-ui); color: var(--ink-2); }
.tile.big { flex-basis: 200px; }
.tile.big .v { font-size: 2.6rem; }
.tile.st-ok { box-shadow: inset 0 3px 0 var(--ok); }
.tile.st-warn { box-shadow: inset 0 3px 0 var(--warn); }
.tile.st-crit { box-shadow: inset 0 3px 0 var(--crit); }
.out-sec { background: var(--paper); border: 1px solid var(--line); border-radius: 2px; min-width: 0; }
.out-sec > h3 { font: 600 1.05rem/1.2 var(--f-ui); padding: 14px 16px 0; }
.out-sec > .out-body { padding: 12px 16px 16px; min-width: 0; }
.out-sec .help { margin-top: 4px; }
.notes { display: grid; gap: 8px; }
.note { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: start; padding: 10px 14px; border-radius: 2px; font: 400 0.98rem/1.45 var(--f-ui); background: var(--paper); border: 1px solid var(--line); }
.note b.k { font: 600 0.7rem/1.6 var(--f-mono); letter-spacing: 0.06em; text-transform: uppercase; }
.note.info b.k { color: var(--accent); }
.note.warn { background: var(--warn-bg); border-color: transparent; } .note.warn b.k { color: var(--warn); }
.note.crit { background: var(--crit-bg); border-color: transparent; } .note.crit b.k { color: var(--crit); }
.note.ok { background: var(--ok-bg); border-color: transparent; } .note.ok b.k { color: var(--ok); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.edit-table { overflow-x: auto; border: 1px solid var(--line); border-radius: 2px; }
.edit-table table { min-width: 640px; }
.edit-table td, .edit-table th { padding: 4px 6px; }
.edit-table input, .edit-table select { min-height: 34px; padding: 5px 7px; font-size: 0.92rem; }
.edit-table td.act { width: 36px; text-align: center; vertical-align: middle; }
.row-del { border: 0; background: none; color: var(--muted); cursor: pointer; width: 30px; height: 30px; border-radius: var(--r); font-size: 1.1rem; }
.row-del:hover { color: var(--crit); background: var(--crit-bg); }
.calc-doc { padding-bottom: var(--sp8); }
.calc-doc .doc-body { max-width: 920px; }
.path { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: 0; }
.path li { counter-increment: step; display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.path li::before { content: counter(step, decimal-leading-zero); font: 500 0.8rem/1.7 var(--f-mono); color: var(--muted); }
.path li b { display: block; font-weight: 600; }
.path li span { color: var(--ink-2); }
.matrix { display: grid; gap: 3px; font: 500 0.82rem/1 var(--f-mono); }
.matrix-row { display: grid; grid-template-columns: 44px repeat(5, minmax(44px, 1fr)); gap: 3px; }
.matrix-head { order: 1; }
.matrix .ax { display: grid; place-items: center; color: var(--muted); }
.matrix .cell { aspect-ratio: 1.6; display: grid; place-items: center; border-radius: 2px; font-size: 1rem; font-weight: 600; max-width: 100%; }
.matrix .cell.A { background: var(--crit-bg); color: var(--crit); }
.matrix .cell.B { background: var(--warn-bg); color: var(--warn); }
.matrix .cell.C { background: var(--ok-bg); color: var(--ok); }
.matrix .cell.empty { opacity: 0.55; font-weight: 400; }
.matrix-caption { display: flex; justify-content: space-between; font: 500 0.75rem/1.2 var(--f-mono); color: var(--muted); margin-top: 6px; }

/* ---------- Gráficos ---------- */
.chart { position: relative; min-width: 0; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .ax-t { fill: var(--muted); font: 500 11px var(--f-mono); }
.chart .ax-l { fill: var(--ink-2); font: 500 12px var(--f-ui); }
.chart .gl { stroke: var(--grid); stroke-width: 1; shape-rendering: crispEdges; }
/* Marca de agua MC²: tenue, detrás de los datos y sin eventos del puntero. */
.chart .wm { fill: var(--line); pointer-events: none; }
.chart .bl { stroke: var(--axis); stroke-width: 1; shape-rendering: crispEdges; }
.chart .ref { stroke: var(--ink-2); stroke-width: 1; }
.chart .ref-t { fill: var(--ink-2); font: 500 11px var(--f-mono); }
.chart .xh { stroke: var(--ink-2); stroke-width: 1; opacity: 0.5; pointer-events: none; }
.chart .dl { fill: var(--ink); font: 600 12px var(--f-ui); }
/* Halo: un trazo del color del fondo detrás de las letras, para que una línea que cruza un rótulo no lo tape. */
.chart .halo { paint-order: stroke; stroke: var(--paper); stroke-width: 4px; stroke-linejoin: round; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font: 500 0.88rem/1.2 var(--f-ui); color: var(--ink-2); margin: 0 0 8px; padding: 0; list-style: none; }
.chart-legend li { display: inline-flex; align-items: center; gap: 7px; }
.chart-legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
.chart-legend i.dot { width: 9px; height: 9px; border-radius: 50%; }
.chart-legend i.box { width: 10px; height: 10px; border-radius: 2px; }
.chart-tip {
  position: absolute; z-index: 5; pointer-events: none; min-width: 120px; max-width: 260px; padding: 8px 10px;
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 2px; box-shadow: var(--shadow);
  font: 400 0.85rem/1.35 var(--f-ui); color: var(--ink);
}
.chart-tip b { display: block; font: 500 0.75rem/1.3 var(--f-mono); color: var(--muted); margin-bottom: 4px; }
.chart-tip div { display: flex; align-items: center; gap: 6px; justify-content: space-between; }
.chart-tip div span:first-child { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); }
.chart-tip i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.chart-tip .tv { font-variant-numeric: tabular-nums; font-weight: 600; }
.chart-data { margin-top: 8px; }
.chart-data summary { font: 500 0.82rem/1 var(--f-mono); color: var(--muted); cursor: pointer; padding: 4px 0; }
.chart-data .table-wrap { max-height: 280px; overflow: auto; margin-top: 6px; }
.chart-data table { font-size: 0.85rem; }
.chart-data td, .chart-data th { padding: 5px 10px; }

/* ---------- Buscador ---------- */
.search-dialog { width: min(680px, calc(100vw - 24px)); max-height: min(78vh, 720px); margin: 10vh auto auto; padding: 0; border: 1px solid var(--line-2); border-radius: 4px; background: var(--paper); color: var(--ink); box-shadow: var(--shadow); }
.search-dialog::backdrop { background: var(--scrim); }
.search-box { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.search-box svg { width: 20px; height: 20px; color: var(--muted); flex: none; }
.search-box input { border: 0; font: 400 1.15rem/1.2 var(--f-ui); padding: 6px 0; background: transparent; }
.search-box input:focus-visible { outline: none; }
.search-results { list-style: none; margin: 0; padding: 6px; overflow-y: auto; max-height: calc(min(78vh, 720px) - 110px); }
.search-results a { display: grid; gap: 2px; padding: 10px 12px; border-radius: var(--r); text-decoration: none; color: var(--ink); }
.search-results a[aria-selected="true"], .search-results a:hover { background: var(--accent-wash); }
.search-results .r-t { font: 600 1.02rem/1.25 var(--f-ui); }
.search-results .r-s { font: 500 0.75rem/1.2 var(--f-mono); color: var(--muted); }
.search-results .r-d { font: 400 0.9rem/1.35 var(--f-ui); color: var(--ink-2); }
.search-results mark { background: none; color: var(--accent); font-weight: 700; }
.search-foot { display: flex; justify-content: space-between; gap: 8px; padding: 8px 14px; border-top: 1px solid var(--line); font: 500 0.75rem/1.2 var(--f-mono); color: var(--muted); }
.search-empty { padding: 18px; color: var(--muted); }

/* ---------- Inicio ---------- */
.hero { padding-block: clamp(32px, 6vw, 72px) var(--sp7); border-bottom: 1px solid var(--line); background:
  linear-gradient(var(--bg), var(--bg)) padding-box; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .7;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; mask-image: linear-gradient(90deg, transparent 0%, #000 55%); -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 55%); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.hero h1 { font-size: clamp(2.35rem, 1.4rem + 3.6vw, 4.1rem); line-height: 1.0; letter-spacing: -0.015em; max-width: 15ch; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { margin-top: var(--sp4); font-size: clamp(1.1rem, 1rem + 0.4vw, 1.3rem); }
.hero .btn-row { margin-top: var(--sp5); }
.hero-facts { margin-top: var(--sp5); display: flex; flex-wrap: wrap; gap: 6px 18px; font: 500 0.82rem/1.3 var(--f-mono); color: var(--muted); }
.hero-facts b { color: var(--ink); font-weight: 600; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }
.instrument { background: var(--paper); border: 1px solid var(--line-2); border-radius: 3px; box-shadow: var(--shadow); min-width: 0; }
.instrument-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); font: 500 0.8rem/1 var(--f-mono); letter-spacing: 0.02em; color: var(--muted); }
.instrument-head .live { display: inline-flex; align-items: center; gap: 6px; color: var(--ok); }
.instrument-head .live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.instrument-body { padding: 14px; display: grid; gap: 12px; }
.readouts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.readouts div { background: var(--paper-2); padding: 8px 10px; min-width: 0; }
.readouts dt { font: 500 0.74rem/1.15 var(--f-mono); color: var(--muted); letter-spacing: 0.02em; }
/* Dentro del texto de una guía, la regla general de listas de definición no se aplica a las lecturas de un instrumento. */
.prose .readouts { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; }
.prose .readouts dt { font: 500 0.74rem/1.15 var(--f-mono); }
.readouts dd { margin: 5px 0 0; font: 600 1.1rem/1.1 var(--f-ui); }
.instrument .verdict { font: 400 1rem/1.45 var(--f-read); color: var(--ink-2); min-height: 4.4em; }
.instrument .verdict b { font-family: var(--f-ui); color: var(--ink); }
.slider-row { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; font: 500 0.95rem/1 var(--f-mono); }
.kmap { background: var(--paper); border: 1px solid var(--line); border-radius: 2px; padding: clamp(12px, 2vw, 24px); overflow-x: auto; }
.kmap svg { min-width: 760px; display: block; }
.kmap a .node { fill: var(--paper); stroke: var(--line-2); stroke-width: 1; transition: fill .15s; }
.kmap a:hover .node, .kmap a:focus-visible .node { fill: var(--accent-wash); stroke: var(--accent-2); }
.kmap .node-t { fill: var(--ink); font: 600 14px var(--f-ui); }
.kmap .node-s { fill: var(--muted); font: 500 10.5px var(--f-mono); }
.kmap .edge { stroke: var(--line-2); stroke-width: 1.2; fill: none; }
.kmap .lane-t { fill: var(--muted); font: 500 11px var(--f-mono); letter-spacing: .08em; }
.std-strip { display: flex; flex-wrap: wrap; gap: 8px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--sp6); align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); } }
.principles { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.principles li { display: grid; grid-template-columns: 48px 1fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.principles li > span { font: 500 0.8rem/1.6 var(--f-mono); color: var(--accent); }
.principles b { display: block; font: 600 1.1rem/1.3 var(--f-ui); margin-bottom: 4px; }
.principles p { color: var(--ink-2); font: 400 1.02rem/1.5 var(--f-read); }
.band { background: var(--paper); border-block: 1px solid var(--line); }
.page-plain { padding-bottom: var(--sp8); }
.article-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.article-row { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: var(--sp5); padding: 20px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.article-row:hover h3 { color: var(--accent); }
.article-row h3 { font-size: 1.35rem; margin-bottom: 6px; }
.article-row p { color: var(--ink-2); font: 400 1.04rem/1.5 var(--f-read); max-width: 70ch; }
.article-row time, .article-row .meta { font: 500 0.78rem/1.4 var(--f-mono); color: var(--muted); }
@media (max-width: 640px) { .article-row { grid-template-columns: minmax(0, 1fr); gap: 6px; } }

/* ---------- Tablero (dashboard de ejemplo) ---------- */
.dash { display: grid; gap: var(--sp4); }
.dash-kit { margin-top: var(--sp4); }
.nw { white-space: nowrap; }
.dash-verif summary { cursor: pointer; font: 500 0.95rem/1.4 var(--f-ui); color: var(--accent); padding: 4px 0; }
.dash-verif[open] summary { margin-bottom: 10px; }
.dash-bar { display: grid; gap: 10px; padding: 14px 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 2px; }
.dash-filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); gap: 12px; align-items: end; }
.dash-f { display: grid; gap: 5px; min-width: 0; }
.dash-f > span { font: 500 0.74rem/1.2 var(--f-mono); letter-spacing: 0.03em; color: var(--muted); }
.dash-f select { width: 100%; min-height: 38px; font: 500 0.95rem/1.2 var(--f-ui); }
.dash-reset { justify-self: start; min-height: 38px; }
.dash-meta { font: 400 0.84rem/1.35 var(--f-ui); color: var(--muted); }
.dash-kpis { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.kpi { background: var(--paper); padding: 13px 14px 10px; display: grid; gap: 5px; align-content: start; min-width: 0; }
.kpi-l { font: 500 0.76rem/1.2 var(--f-mono); letter-spacing: 0.02em; color: var(--muted); }
.kpi-v { font: 600 1.7rem/1.05 var(--f-ui); color: var(--ink); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.kpi-d { font: 600 0.86rem/1.3 var(--f-ui); }
.kpi-d.good { color: var(--ok); } .kpi-d.bad { color: var(--crit); } .kpi-d.flat { color: var(--muted); }
.kpi-vs { font-weight: 400; color: var(--muted); }
.kpi-t { font: 400 0.8rem/1.3 var(--f-ui); color: var(--muted); }
.kpi-s svg { width: 100%; height: 28px; display: block; margin-top: 2px; }
.kpi.st-ok { box-shadow: inset 0 3px 0 var(--ok); } .kpi.st-warn { box-shadow: inset 0 3px 0 var(--warn); } .kpi.st-crit { box-shadow: inset 0 3px 0 var(--crit); }
@media (max-width: 1180px) { .dash-kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 600px) { .dash-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } .kpi-v { font-size: 1.4rem; } }
.dash-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--sp4); }
.dcard { grid-column: span 6; background: var(--paper); border: 1px solid var(--line); border-radius: 2px; padding: 14px 16px 12px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.dcard.s4 { grid-column: span 4; } .dcard.s8 { grid-column: span 8; } .dcard.s12 { grid-column: 1 / -1; }
.dcard > header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px 16px; flex-wrap: wrap; }
.dcard h2 { font: 600 1.04rem/1.2 var(--f-ui); }
.dcard-k { display: block; font: 500 0.7rem/1.2 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 4px; }
.dash-narr.dash-cols { display: block; columns: 2 380px; column-gap: var(--sp6); }
.dash-narr.dash-cols p { break-inside: avoid; margin: 0 0 10px; }
.dcard header p { font: 400 0.84rem/1.35 var(--f-ui); color: var(--muted); margin-top: 3px; max-width: 70ch; }
.dcard-body { min-width: 0; }
@media (max-width: 1080px) { .dcard.s4 { grid-column: span 6; } .dcard.s8 { grid-column: 1 / -1; } }
@media (max-width: 760px) { .dcard, .dcard.s4, .dcard.s8 { grid-column: 1 / -1; } }
.dash-narr { display: grid; gap: 10px; font: 400 0.97rem/1.55 var(--f-read); color: var(--ink-2); }
.dash-narr b { color: var(--ink); font-weight: 600; }
.dash-small { font-size: 0.92rem; }
.dash-small .table-wrap { font-family: var(--f-ui); }
.dash-small table { font-size: 0.88rem; }
.dash-small th, .dash-small td { padding: 6px 8px; }
.qdot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 7px; vertical-align: 0; }
.dash-empty { padding: 28px 12px; text-align: center; color: var(--muted); font: 400 0.95rem/1.4 var(--f-ui); }
.seg-sm span { padding: 6px 10px; font-size: 0.86rem; }
.dash-table { max-height: 560px; }
.dash-table table { font-size: 0.88rem; }
.dash-table th { position: sticky; top: 0; z-index: 1; padding: 0; white-space: nowrap; }
.dash-table th button { all: unset; box-sizing: border-box; display: block; width: 100%; padding: 9px 10px; cursor: pointer; }
.dash-table th button:focus-visible { outline: 2px solid var(--signal); outline-offset: -2px; }
.dash-table th.n button { text-align: right; }
.dash-table td { padding: 7px 10px; white-space: nowrap; }
.dash-table tbody tr:hover td { background: var(--paper-2); }
.dash-model { display: grid; gap: var(--sp4); }
.dash-model .star { max-width: 960px; justify-self: center; }
.dash-kit-text { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp5); }
.dash-kit-text > p { margin: 0; }
@media (max-width: 860px) { .dash-kit-text { grid-template-columns: minmax(0, 1fr); } }
.star { width: 100%; height: auto; }
.star .tb rect { fill: var(--paper); stroke: var(--line-2); }
.star .tb.fact rect { fill: var(--accent-wash); stroke: var(--accent); }
.star .tb text { fill: var(--ink); font: 600 15px var(--f-ui); }
.star .tb .cols { fill: var(--ink-2); font: 400 12px var(--f-mono); }
.star .rel { stroke: var(--line-2); stroke-width: 1.4; fill: none; }
.star .rel.inactive { stroke-dasharray: 4 4; }
.star .mult { fill: var(--muted); font: 500 13px var(--f-mono); }

/* ---------- Contacto ---------- */
.contact { margin-top: var(--sp6); padding: var(--sp5); background: var(--paper); border: 1px solid var(--line); border-radius: 2px; }
.contact h2 { margin-top: 0; }
.contact-form { display: grid; gap: var(--sp4); margin-top: var(--sp4); font-family: var(--f-ui); }
.contact-form .field > span { font: 500 0.95rem/1.3 var(--f-ui); color: var(--ink); }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; }
.contact-form textarea { resize: vertical; min-height: 140px; font: 400 1rem/1.5 var(--f-ui); }
.contact-form [aria-invalid="true"] { border-color: var(--crit); }
.contact-status { min-height: 1.4em; margin: 0; }
.contact-status.err { color: var(--crit); }

/* ---------- Pie ---------- */
.site-foot { background: var(--paper); border-top: 1px solid var(--line); padding-block: var(--sp7) var(--sp6); margin-top: var(--sp7); }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(4, minmax(0, 1fr)); gap: var(--sp5); }
.foot-grid h2 { font: 500 0.72rem/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: var(--sp3); }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.foot-grid a { color: var(--ink-2); text-decoration: none; font-size: 0.98rem; }
.foot-grid a:hover { color: var(--accent); text-decoration: underline; }
.foot-about p { color: var(--ink-2); font: 400 1rem/1.5 var(--f-read); max-width: 40ch; margin-top: var(--sp3); }
.foot-base { margin-top: var(--sp6); padding-top: var(--sp4); border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; font: 500 0.8rem/1.4 var(--f-mono); color: var(--muted); }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-about { grid-column: 1 / -1; } }

/* ---------- Suscripción por correo (solo si se configuró un proveedor) ---------- */
.foot-news { margin-top: var(--sp6); padding: var(--sp5); border: 1px solid var(--line); border-radius: 2px; background: var(--paper-2); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: var(--sp4) var(--sp6); align-items: center; }
.foot-news h2 { font: 600 1.15rem/1.2 var(--f-ui); margin: 0 0 4px; }
.foot-news p { color: var(--ink-2); }
.subscribe label { display: block; font: 500 0.92rem/1.3 var(--f-ui); margin-bottom: 6px; }
.subscribe-row { display: flex; flex-wrap: wrap; gap: 8px; }
.subscribe-row input { flex: 1 1 220px; min-width: 0; }
.subscribe .help { margin-top: 8px; }
.prose .post-news { margin-top: 2.4em; padding: var(--sp5); border: 1px solid var(--line); border-radius: 2px; background: var(--paper-2); }
.prose .post-news h2 { display: block; font-size: 1.25rem; margin: 0 0 6px; padding: 0; border: 0; }
.prose .post-news > p { font: 400 1rem/1.5 var(--f-ui); color: var(--ink-2); margin-bottom: var(--sp4); }
@media (max-width: 760px) { .foot-news { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Movimiento ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal { animation: rise .5s ease-out both; }
  .reveal:nth-child(2) { animation-delay: .06s; } .reveal:nth-child(3) { animation-delay: .12s; }
  @keyframes rise { from { transform: translateY(8px); } to { transform: none; } }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }
html.framed [data-top-only] { display: none !important; }
/* Aviso solo para la vista previa embebida (el sitio publicado no se muestra dentro de marcos ajenos). */
.framed-note { display: none; }
html.framed .framed-note { display: block; margin: 0; padding: 8px var(--gutter); font: 500 0.85rem/1.4 var(--f-ui); color: var(--warn); background: var(--warn-bg); border-bottom: 1px solid var(--line); text-align: center; }

/* ---------- Impresión (informes de calculadoras y guías) ---------- */
@media print {
  :root { --bg: #fff; --paper: #fff; --paper-2: #f4f4f4; --ink: #000; --ink-2: #222; --muted: #444; --line: #bbb; --line-2: #888; color-scheme: light; }
  .site-head, .site-foot, .doc-side, .crumbs, .actions, .nav-toggle, .chart-data summary, .calc-in .btn-row, .skip, .no-print, .post-news, .framed-note { display: none !important; }
  body { background: #fff; font-size: 11pt; }
  .doc, .calc { display: block; }
  .doc-body, .panel, .out-sec, .tiles { border: 0; padding: 0; }
  .calc-in { position: static; max-height: none; break-after: avoid; }
  .out-sec, .figure, table { break-inside: avoid; }
  a { color: #000; text-decoration: none; }
  .print-only { display: block !important; }
}
.print-only { display: none; }
.fig-scroll { overflow-x: auto; }
.widget { margin: 1.6em 0; }
.slider2 { display: grid; grid-template-columns: minmax(0, 1fr) 3.2em; gap: 10px; align-items: center; font: 500 0.95rem/1 var(--f-mono); }
.slider2 output { text-align: right; }