/* ── EEH · Planeación 2027 · Shared Styles ── */

/* Variables */
:root {
  --bg:        #070b12;
  --bg-card:   #0e1520;
  --bg-panel:  #0a1020;
  --bg-deep:   #030508;
  --border:    #1a2540;
  --border-subtle: #0f1e35;

  --txt-primary:   #f1f5f9;
  --txt-secondary: #94a3b8;
  --txt-muted:     #64748b;
  --txt-dim:       #374151;

  --blue:       #2563eb;
  --blue-deep:  #1e3a8a;
  --blue-light: #93c5fd;
  --blue-pale:  #dbeafe;
  --blue-bg:    #0f2b5c;

  --green: #4ade80;
  --amber: #fbbf24;
  --red:   #f87171;

  --r-sm: 6px;
  --r:    10px;
  --r-lg: 14px;

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --nav-h: 50px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--txt-secondary);
  font-family: var(--font);
  font-size: 14px;
  min-height: 100vh;
  padding-top: var(--nav-h);  /* compensar nav fixed */
}

/* ── NAV (fixed, full-width, idéntico en todas las páginas) ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 36px;
  background: #ffffff;
  border-bottom: 2px solid var(--blue-pale);
  box-shadow: 0 2px 8px rgba(30,58,138,.10);
}

.nav-logo{height:36px;width:auto;display:block}
.nav-brand{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
a.nav-brand:hover { color: var(--blue); }
.nav-sep   { flex: 1; }
.nav-divider { width: 1px; height: 18px; background: var(--blue-pale); margin: 0 10px; }
.nav-link {
  font-size: 12px;
  font-weight: 500;
  color: var(--blue-deep);
  text-decoration: none;
  padding: 6px 16px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.nav-link:hover { background: #eff6ff; border-color: var(--blue-pale); }
.nav-link.active {
  background: var(--blue);
  color: #ffffff;
  border-color: var(--blue-deep);
  font-weight: 700;
}

/* ── CONTENIDO (wrapper con padding horizontal) ── */
.page-body {
  padding: 36px 40px 48px;
}

/* ── CABECERA DE PÁGINA ── */
.page-header { margin-bottom: 36px; }
.page-header h1 {
  font-size: 26px;
  font-weight: 700;
  color: var(--txt-primary);
  line-height: 1.2;
  margin-bottom: 10px;
}
.page-header .sub {
  font-size: 13px;
  color: var(--txt-muted);
  line-height: 1.65;
}

/* ── TABS (universidades) ── */
.tabs { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.tab {
  padding: 10px 28px;
  background: var(--bg-panel);
  color: var(--txt-muted);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  transition: .15s;
}
.tab:hover { border-color: var(--blue); color: var(--blue-light); }
.tab.active {
  background: var(--blue);
  color: #ffffff;
  border-color: var(--blue);
  font-weight: 700;
}
.section { display: none; }
.section.active { display: block; }

/* ── SECTION LABEL ── */
.section-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--txt-dim);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin: 32px 0 14px;
}

/* ── CARD ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px 22px;
}
.card-ttl {
  font-size: 11px;
  font-weight: 700;
  color: var(--txt-dim);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 14px;
}

/* ── CHART WRAP ── */
.chart-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px;
  margin-bottom: 28px;
}
.chart-ttl  { font-size: 15px; font-weight: 700; color: var(--blue-light); margin-bottom: 6px; }
.chart-note { font-size: 11px; color: var(--txt-dim); margin-bottom: 18px; line-height: 1.55; }
svg.cpline  { display: block; width: 100%; overflow: visible; }

/* ── LEGEND ── */
.legend { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 18px; }
.lg { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--txt-muted); }
.lg-line { width: 28px; height: 3px; border-radius: 2px; }
.lg-dot  { width: 8px; height: 8px; border-radius: 50%; }

/* ── WARN BOX ── */
.warn-box {
  background: #1a0a00;
  border: 1px solid #7c3a00;
  border-radius: var(--r);
  padding: 16px 20px;
  margin-bottom: 28px;
}
.warn-ttl {
  font-size: 12px; font-weight: 700; color: #fb923c;
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px;
}
.warn-body { font-size: 13px; color: #d97706; line-height: 1.65; }
.warn-body strong { color: var(--amber); }

/* ── OBS PANEL ── */
.obs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 28px; }
.obs-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 18px 20px; }
.obs-ttl  { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 12px; }
.obs-item { display: flex; gap: 8px; margin-bottom: 8px; font-size: 13px; line-height: 1.55; }
.obs-icon { flex-shrink: 0; font-size: 14px; width: 20px; }
.obs-txt  { color: var(--txt-secondary); }
.obs-txt strong { color: var(--txt-primary); }

/* ── TABLES ── */
.tbl-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 20px;
}
table { width: 100%; border-collapse: collapse; font-size: 12px; }
thead th {
  background: var(--bg-panel);
  color: var(--txt-dim);
  padding: 9px 12px;
  text-align: right;
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
thead th:first-child { text-align: left; }
tbody td { padding: 7px 12px; text-align: right; border-bottom: 1px solid var(--bg-panel); }
tbody td:first-child { text-align: left; color: var(--txt-secondary); font-weight: 500; }
tbody tr.total-row td { background: #0c1829; font-weight: 700; }
tbody tr.total-row td:first-child { color: var(--blue-light); }
.green  { color: var(--green); }
.yellow { color: var(--amber); }
.red    { color: var(--red); }
.dim    { color: var(--txt-dim); }

/* ── PAGE NOTES (footer metodológico) ── */
.page-notes {
  padding: 28px 40px;
  background: #03060a;
  border-top: 1px solid var(--border-subtle);
  margin-top: 48px;
}
.pn-title {
  font-size: 10px; font-weight: 700; color: #1e3a5f;
  text-transform: uppercase; letter-spacing: .09em; margin-bottom: 18px;
}
.pn-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.pn-item {
  background: var(--bg);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  border-left: 3px solid #1e3a5f;
}
.pn-item.green { border-left-color: #166534; }
.pn-item.amber { border-left-color: #92400e; }
.pn-tag { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; margin-bottom: 6px; }
.pn-body { font-size: 12px; color: var(--txt-muted); line-height: 1.65; }
.pn-body strong { color: var(--txt-secondary); }
.pn-body code { background: var(--border-subtle); color: var(--blue-light); padding: 1px 5px; border-radius: 3px; font-size: 11px; }

/* ── PAGE FOOTER ── */
.page-footer {
  padding: 14px 40px;
  font-size: 11px;
  color: #1e293b;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid #070b12;
  background: #03060a;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .page-body { padding: 24px 20px 40px; }
  .page-notes, .page-footer { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 600px) {
  :root { --nav-h: 100px; } /* nav wraps on mobile */
  body { padding-top: var(--nav-h); }
  .site-nav { padding: 8px 14px; flex-wrap: wrap; height: auto; }
  .nav-divider { display: none; }
  .nav-link { font-size: 11px; padding: 4px 10px; }
  .tabs { gap: 4px; }
  .tab { padding: 8px 16px; font-size: 12px; }
  .page-body { padding: 16px 14px 32px; }
  .page-notes { padding: 20px 14px; }
  .pn-grid { grid-template-columns: 1fr; }
  .page-footer { flex-direction: column; gap: 4px; padding: 12px 14px; }
  .obs-grid { grid-template-columns: 1fr; }
}