/* ============================================================================
   MONITOR · pibiCo — Edición editorial (Swiss/editorial light)
   Base compartida: tokens, reset, navegación, banda KPI, veredicto, pie.
   Un color tinta · un acento bermellón · sin peticiones externas.
   Se apoya en core.js (initNav, livePill, i18n, initReveal).
   ============================================================================ */

:root {
  /* Suelo */
  --paper: #f4f2ec;
  --paper-2: #efece4;
  --card: #faf8f2;

  /* Rampa de tinta (contraste sobre --paper) */
  --ink: #17150e;      /* ~14:1 texto principal, numerales, punto en línea */
  --ink-2: #55524a;    /* ~6.5:1 secundario, etiquetas, latencia */
  --ink-3: #5f5c53;    /* ~5.4:1 terciario: IP, RSSI, frescura */

  /* Filetes */
  --hair: #d8d3c8;
  --hair-2: #c8c2b5;

  /* Acento — azul acero pibiCo, único tono. Variante oscura para texto pequeño (AA) */
  --accent: #4682b4;
  --accent-ink: #2c5171;

  /* Estado funcional (marcas pequeñas, nunca alarma roja) */
  --stale: #8a5a28;
  --stale-mark: #b98a4e;

  --focus: var(--accent);
  --shadow-1: 0 1px 2px rgba(23, 21, 14, .05);
  --shadow-2: 0 6px 24px -12px rgba(23, 21, 14, .18);

  /* Tipografía pibiCo — identidad propia, sin serif genérica.
     Display: Figtree (geométrica variable, distintiva). Titulares/itálicas: Montserrat.
     Cuerpo: Inter. Números/identificadores: JetBrains Mono. Marca/logo: Raleway. */
  --serif: "Figtree", "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display-italic: "Montserrat", "Raleway", system-ui, sans-serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --brand: "Raleway", "Montserrat", sans-serif;

  --edge: clamp(1.25rem, 5vw, 4.5rem);
  --maxw: 1360px;
  --radius-card: 4px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-variant-numeric: oldstyle-nums proportional-nums;
}
h1, h2, h3, h4, p, figure { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg, video, canvas { max-width: 100%; display: block; }
button { font: inherit; color: inherit; }

.tnum { font-variant-numeric: lining-nums tabular-nums; }
.serif { font-family: var(--serif); }

/* Figtree has no italic — route italic accents through Montserrat (real italic) */
.masthead h1 em, .hero__title .accent, .tag--off, .via,
.kpi--flag .kpi__label::after, .reading__loc .via {
  font-family: var(--display-italic); font-style: italic;
}

/* ---- Focus & skip ---------------------------------------------------- */
a:focus-visible, button:focus-visible, [tabindex]:focus-visible, input:focus-visible {
  outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 2px;
}
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--paper); padding: .6rem 1rem;
}
.skip:focus { left: .5rem; top: .5rem; }

.shell {
  max-width: var(--maxw); margin: 0 auto;
  padding-left: max(var(--edge), env(safe-area-inset-left));
  padding-right: max(var(--edge), env(safe-area-inset-right));
}

/* ============================================================================
   NAV (hairline masthead bar) — hooks: .nav .nav__burger .nav__links .nav__lang
   ============================================================================ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  -webkit-backdrop-filter: saturate(1.1) blur(8px);
  backdrop-filter: saturate(1.1) blur(8px);
  border-bottom: 1px solid var(--ink);
}
.nav__in {
  max-width: var(--maxw); margin: 0 auto;
  padding: .8rem max(var(--edge), env(safe-area-inset-left));
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
}
.brand { display: flex; align-items: baseline; gap: .55rem; letter-spacing: .01em; }
.brand__name { font-family: var(--brand); font-weight: 700; letter-spacing: .02em; font-size: clamp(1.15rem, 2.2vw, 1.45rem); }
.brand .by { font-size: .68rem; text-transform: uppercase; letter-spacing: .22em; color: var(--ink-2); }

.nav__links { display: flex; align-items: baseline; gap: clamp(.9rem, 2vw, 1.8rem); }
.nav__link {
  font-size: .9rem; color: var(--ink-2); padding: .4rem 0; position: relative;
  min-height: 44px; display: inline-flex; align-items: center;
}
.nav__link:hover { color: var(--ink); }
.nav__link.active, .nav__link[aria-current="page"] { color: var(--ink); }
.nav__link.active::after, .nav__link[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 2px; background: var(--accent);
}
.nav__lang {
  display: inline-flex; border: 1px solid var(--hair-2); border-radius: 2px; overflow: hidden; align-self: center;
}
.nav__lang button {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .06em;
  background: none; border: none; color: var(--ink-3); padding: 9px 11px; min-height: 38px; cursor: pointer;
}
.nav__lang button[aria-pressed="true"], .nav__lang button.active { background: var(--ink); color: var(--paper); }
.nav__cta {
  font-size: .82rem; color: var(--ink); border: 1px solid var(--ink);
  padding: .5rem .9rem; border-radius: 2px; align-self: center; min-height: 40px;
  display: inline-flex; align-items: center; transition: background .2s, color .2s;
}
.nav__cta:hover { background: var(--ink); color: var(--paper); }
.nav__burger { display: none; background: none; border: none; padding: 8px; cursor: pointer; color: var(--ink); }

@media (max-width: 860px) {
  .nav__burger { display: inline-flex; align-self: center; }
  .nav__links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 320px);
    flex-direction: column; align-items: flex-start; gap: .2rem;
    background: var(--paper); border-left: 1px solid var(--ink);
    padding: 5rem 1.6rem 2rem; transform: translateX(100%); visibility: hidden;
    transition: transform .32s cubic-bezier(.4, 0, .2, 1), visibility .32s; box-shadow: var(--shadow-2);
  }
  .nav__links.open { transform: translateX(0); visibility: visible; }
  .nav__link { font-size: 1.1rem; font-family: var(--serif); }
  .nav__lang, .nav__cta { align-self: flex-start; margin-top: .6rem; }
}

/* ============================================================================
   MASTHEAD (page header inside content)
   ============================================================================ */
.masthead { padding: clamp(1.6rem, 4vw, 3rem) 0 0; }
.masthead__main {
  display: grid; grid-template-columns: 1.35fr .65fr; gap: 1.5rem 3rem; align-items: end;
  padding-bottom: clamp(1.2rem, 2.5vw, 1.8rem);
}
.eyebrow { font-size: .74rem; letter-spacing: .28em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 1rem; }
.masthead h1 {
  font-family: var(--serif); font-weight: 600; line-height: .92; letter-spacing: -.015em;
  font-size: clamp(2.6rem, 8vw, 5.6rem); text-wrap: balance;
}
.masthead h1 em { font-style: italic; color: var(--ink-2); font-weight: 500; }
.dek { font-family: var(--serif); font-size: clamp(1rem, 1.5vw, 1.18rem); line-height: 1.5; color: var(--ink-2); max-width: 36ch; }
.dek .stamp { display: block; margin-top: .9rem; font-family: var(--mono); font-size: .78rem; color: var(--ink-3); }

/* ---- Live badge (hooks: #liveDot #liveState via livePill) ------------ */
.live { display: inline-flex; align-items: center; gap: .55rem; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.live b { font-weight: 500; letter-spacing: .12em; }
.dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; background: var(--ink-2); }
.dot--ok { background: var(--accent); animation: pulse 2.6s ease-out infinite; }
.dot--idle { background: var(--stale-mark); }
.dot--bad { background: transparent; border: 1.5px solid var(--accent-ink); }
.live__clock { font-family: var(--mono); font-size: .8rem; letter-spacing: .04em; color: var(--ink); text-transform: none; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(70, 130, 180, .45); }
  70% { box-shadow: 0 0 0 7px rgba(70, 130, 180, 0); }
  100% { box-shadow: 0 0 0 0 rgba(70, 130, 180, 0); }
}

/* ============================================================================
   VERDICT banner
   ============================================================================ */
.verdict { padding: clamp(1.1rem, 2.4vw, 1.7rem) 0; border-top: 1px solid var(--ink); }
.verdict__line { font-family: var(--serif); font-weight: 600; font-size: clamp(1.5rem, 3.4vw, 2.4rem); letter-spacing: -.01em; line-height: 1.05; }
.verdict__line .accent { color: var(--accent); }
.verdict__sub { margin-top: .5rem; font-size: .92rem; color: var(--ink-2); }
.verdict__sub .em-stale { color: var(--stale); }

/* ============================================================================
   KPI band
   ============================================================================ */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.kpi { padding: clamp(1.1rem, 2vw, 1.6rem) clamp(1rem, 1.6vw, 1.5rem); border-left: 1px solid var(--hair); display: flex; flex-direction: column; }
.kpi:first-child { border-left: none; padding-left: 0; }
.kpi__label { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-2); margin-bottom: .7rem; }
.kpi__val { font-family: var(--serif); font-size: clamp(3rem, 7vw, 5rem); line-height: .86; letter-spacing: -.02em; display: flex; align-items: baseline; gap: .12em; margin-top: auto; }
.kpi__val .u { font-size: .3em; color: var(--ink-2); font-family: var(--sans); font-weight: 500; align-self: flex-start; margin-top: .35em; }
.kpi__val .frac { font-size: .34em; color: var(--ink-3); font-family: var(--sans); align-self: flex-end; margin-bottom: .4em; }
.kpi__foot { margin-top: .85rem; font-size: .82rem; color: var(--ink-2); min-height: 1.2em; }
.kpi__val--stale { color: var(--ink-2); }
.kpi--flag .kpi__label::after { content: "última lectura"; margin-left: .6em; font-size: .82em; text-transform: none; font-style: italic; font-family: var(--serif); color: var(--accent-ink); }
html[lang="en"] .kpi--flag .kpi__label::after { content: "last reading"; }

/* ============================================================================
   TAGS / badges
   ============================================================================ */
.tag { font-size: .82rem; display: inline-flex; align-items: center; gap: .4rem; }
.tag--off { font-family: var(--serif); font-style: italic; color: var(--accent-ink); }
.tag--stale { font-family: var(--mono); font-size: .74rem; color: var(--stale); }

/* ============================================================================
   Buttons
   ============================================================================ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 46px; padding: .7rem 1.3rem; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); border-radius: 2px; font-weight: 500; cursor: pointer; transition: filter .2s, transform .12s; }
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--paper); filter: none; }

/* ============================================================================
   FOOTER
   ============================================================================ */
.foot {
  padding: clamp(1.6rem, 3vw, 2.4rem) 0 max(clamp(2rem, 4vw, 3rem), env(safe-area-inset-bottom));
  margin-top: clamp(2rem, 5vw, 4rem);
  border-top: 1px solid var(--ink);
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-size: .8rem; color: var(--ink-2);
}
.foot__mono { font-family: var(--mono); font-size: .74rem; color: var(--ink-3); }

/* ============================================================================
   Reveal-on-scroll (initReveal)
   ============================================================================ */
/* Hidden only when JS is confirmed active (html.js set inline in <head>),
   so a JS failure or slow load never leaves the page blank. */
html.js [data-reveal] { opacity: 0; transform: translateY(8px); transition: opacity .6s ease, transform .6s ease; }
html.js [data-reveal].in { opacity: 1; transform: none; }

/* ============================================================================
   RESPONSIVE (shared)
   ============================================================================ */
@media (max-width: 900px) {
  .masthead__main { grid-template-columns: 1fr; gap: 1.2rem; }
  .dek { max-width: 48ch; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .kpi:nth-child(3) { border-left: none; padding-left: 0; }
  .kpi:nth-child(n+3) { border-top: 1px solid var(--hair); }
}
@media (max-width: 520px) {
  body { font-size: 15px; }
  .kpis { grid-template-columns: 1fr; }
  .kpi { border-left: none; padding-left: 0; border-top: 1px solid var(--hair); }
  .kpi:first-child { border-top: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html.js [data-reveal] { opacity: 1; transform: none; }
}