/* =========================================================
   Observatorio de Medios Digitales · Tec de Monterrey
   Paleta institucional B: azul marino + blanco + acento por fenómeno
   ========================================================= */

/* --- Reset del tema de Observable --- */
:root {
  --ob-navy: #042C53;
  --ob-navy-mid: #185FA5;
  --ob-navy-light: #378ADD;
  --ob-navy-pale: #E6F1FB;
  --ob-navy-muted: #85B7EB;
  --ob-gray-bg: #F4F7FB;
  --ob-border: #B5D4F4;
  --ob-text: #1a1a1a;
  --ob-text-muted: #5F5E5A;
}

/* --- Ocultar chrome de Observable que no necesitamos --- */
#observablehq-header,
#observablehq-footer,
.observablehq--page-title { display: none !important; }

/* --- Topbar institucional (inyectada vía head en el config) --- */
.ob-topbar {
  background: var(--ob-navy);
  padding: .55rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 0;
}
.ob-topbar-logos { display: flex; align-items: center; gap: 16px; }
.ob-topbar-logo { height: 28px; width: auto; object-fit: contain; filter: brightness(0) invert(1); opacity: .9; }
.ob-topbar-sep { width: 0.5px; height: 20px; background: #378ADD; }
.ob-topbar-marca { font-size: 13px; font-weight: 500; color: #E6F1FB; letter-spacing: .02em; }
.ob-topbar-inst { font-size: 11px; color: var(--ob-navy-muted); }

/* --- Hero del home --- */
.ob-hero {
  background: var(--ob-navy);
  padding: 1.75rem 1.5rem 2rem;
  border-bottom: 3px solid var(--ob-navy-light);
}
.ob-hero-eyebrow {
  font-size: 11px; color: var(--ob-navy-muted);
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: .4rem;
}
.ob-hero-title { font-size: 34px; font-weight: 500; color: #E6F1FB; line-height: 1.15; margin-bottom: .4rem; }
.ob-hero-desc { font-size: 18px; color: var(--ob-navy-muted); max-width: 500px; line-height: 1.65; }
.ob-hero-stats {
  display: flex; gap: 0; margin-top: 1.25rem;
  border-top: 0.5px solid #185FA5; border-bottom: 0.5px solid #185FA5;
}
.ob-hero-stat { flex: 1; padding: .7rem 1rem; border-right: 0.5px solid #185FA5; }
.ob-hero-stat:last-child { border-right: none; }
.ob-hero-stat-n { font-size: 20px; font-weight: 500; color: #E6F1FB; }
.ob-hero-stat-l { font-size: 11px; color: var(--ob-navy-muted); margin-top: 1px; }

/* --- Galería de tarjetas del home --- */
.ob-galeria-body { background: var(--ob-gray-bg); padding: 1.25rem 1.5rem; }
.ob-galeria-sep {
  font-size: 11px; font-weight: 500; color: var(--ob-navy-mid);
  letter-spacing: .08em; text-transform: uppercase;
  padding-bottom: .5rem; border-bottom: 0.5px solid var(--ob-border);
  margin-bottom: .85rem;
}
.ob-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .85rem; }
.ob-card {
  background: #fff; border-radius: 12px;
  border: 0.5px solid var(--ob-border);
  overflow: hidden; text-decoration: none; display: block;
  transition: box-shadow .15s;
}
.ob-card:hover { border-color: var(--ob-navy-light); }
.ob-card-stripe { height: 5px; }
.ob-card-body { padding: .9rem 1rem; }
.ob-card-cat {
  font-size: 10px; font-weight: 500; letter-spacing: .08em;
  text-transform: uppercase; margin-bottom: .3rem;
}
.ob-card-title { font-size: 14px; font-weight: 500; color: var(--ob-navy); margin-bottom: .2rem; }
.ob-card-desc { font-size: 12px; color: var(--ob-text-muted); line-height: 1.5; margin-bottom: .65rem; }
.ob-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: .5rem; border-top: 0.5px solid var(--ob-border);
}
.ob-card-badge { font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 500; }
.ob-card-arrow { font-size: 12px; color: var(--ob-navy-muted); }

/* --- Header interior de fenómeno --- */
.ob-fenomeno-header {
  padding: .85rem 1.5rem 1rem;
  border-bottom: 3px solid;
  background-blend-mode: multiply;
}
.ob-fenomeno-back {
  font-size: 12px; color: rgba(255,255,255,.65);
  text-decoration: none; display: inline-flex; align-items: center; gap: 4px;
  margin-bottom: .5rem;
}
.ob-fenomeno-back:hover { color: #fff; }
.ob-fenomeno-title { font-size: 22px; font-weight: 500; color: #fff; }
.ob-fenomeno-sub { font-size: 13px; color: rgba(255,255,255,.65); margin-top: .2rem; }

/* --- KPIs del fenómeno --- */
.ob-kpis { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; margin-bottom: 1.25rem; }
.ob-kpi { border-radius: 8px; padding: .75rem 1rem; }
.ob-kpi-l { font-size: 12px; margin-bottom: 3px; }
.ob-kpi-n { font-size: 22px; font-weight: 500; }

/* --- Concentración --- */
.ob-conc {
  display: flex; align-items: center; gap: 1rem;
  border-radius: 8px; padding: .85rem 1rem; margin-bottom: 1.25rem;
}
.ob-conc-n { font-size: 30px; font-weight: 500; line-height: 1; }
.ob-conc-barra { height: 14px; border-radius: 999px; overflow: hidden; display: flex; margin: .35rem 0; }
.ob-conc-barra-resto { flex: 1; opacity: .25; }

/* --- Separadores de sección --- */
.ob-section {
  font-size: 13px; font-weight: 500; color: var(--ob-navy-mid);
  letter-spacing: .07em; text-transform: uppercase;
  margin: 1.25rem 0 .6rem;
  padding-bottom: .35rem; border-bottom: 0.5px solid var(--ob-border);
}

/* --- Chips --- */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-size: 13px; padding: 3px 10px; border-radius: 999px; background: var(--ob-navy-pale); color: var(--ob-navy-mid); }

/* --- Tarjetas de tuit --- */
.tuits { display: flex; flex-direction: column; gap: .75rem; }
.tuit {
  display: flex; gap: 12px; padding: .9rem 1rem;
  border: 0.5px solid var(--ob-border); border-radius: 12px; background: #fff;
}
.avatar { width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0; object-fit: cover; }
.avatar-ini {
  display: flex; align-items: center; justify-content: center;
  font-weight: 500; background: var(--ob-navy-pale); color: var(--ob-navy-mid);
}
.tuit-cuerpo { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.tuit-autor { font-weight: 500; color: var(--ob-navy); }
.tuit-texto { margin: .15rem 0; overflow-wrap: anywhere; color: #2c2c2a; }
.masbar { display: flex; align-items: center; gap: 12px; margin-top: .75rem; }

/* --- Panel de concentración (interior) --- */
.conc { display: flex; align-items: center; gap: 1.25rem; padding: 1rem 1.25rem; border-radius: 12px; margin: 0 0 1rem; }
.conc-num { font-size: 34px; font-weight: 600; line-height: 1; }
.conc-barra { display: flex; height: 22px; border-radius: 6px; overflow: hidden; margin: .5rem 0; }
.conc-barra > div:last-child { opacity: .2; }
.conc-cols { display: grid; grid-template-columns: 1fr 1.4fr; gap: 1.5rem; }

/* --- Picos --- */
.pico-badge { display: inline-block; background: #FFF3DC; color: #8a5a00; font-size: 12px; padding: 2px 9px; border-radius: 999px; }
.pico-nav { display: flex; gap: 8px; flex-wrap: wrap; margin: .5rem 0 1rem; }
.pico-btn { font-size: 12px; padding: 3px 10px; border: 0.5px solid var(--ob-border); background: transparent; border-radius: 999px; }
.pico-on { background: #FFF3DC; border-color: #EF9F27; color: #8a5a00; }
.mini { display: flex; gap: 10px; padding: .5rem 0; border-top: 0.5px solid var(--ob-border); }
.mini-av {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 500;
  background: var(--ob-navy-pale); color: var(--ob-navy-mid);
}

/* --- Utilitarios --- */
.muted { color: var(--ob-text-muted); }
@media (max-width: 640px) {
  .ob-grid { grid-template-columns: 1fr; }
  .ob-kpis { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .conc-cols { grid-template-columns: 1fr; }
  .conc { flex-direction: column; align-items: flex-start; }
}

/* --- Footer institucional --- */
.ob-footer {
  background: var(--ob-navy); padding: .65rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 2rem;
}
.ob-footer-txt { font-size: 11px; color: var(--ob-navy-muted); }