/* =========================================================================
   MININTER Retransmission Center — hoja de estilos
   Paleta: navy operativo + rojo institucional (bandera PE) como acento puntual.
   Tipografia: Inter (UI) + JetBrains Mono (datos/coordenadas/timestamps).
   ========================================================================= */

:root {
  --navy-950: #0b1524;
  --navy-900: #101c30;
  --navy-800: #16263f;
  --navy-700: #1f3352;
  --navy-100: #eef1f6;
  --bg: #f4f5f8;
  --surface: #ffffff;
  --border: #dde1e8;
  --text: #1b2430;
  --text-muted: #5c6673;
  --accent: #d91023;      /* rojo institucional, uso puntual */
  --accent-dark: #a80c1a;
  --success: #1f8a5f;
  --success-bg: #e7f5ee;
  --warning: #b8790f;
  --warning-bg: #fbf1de;
  --error: #c1352b;
  --error-bg: #fbe9e7;
  --radius: 8px;
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--navy-700); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Layout ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 232px;
  flex-shrink: 0;
  background: var(--navy-950);
  color: var(--navy-100);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
}
.sidebar-brand {
  padding: 0 20px 20px;
  border-bottom: 1px solid var(--navy-800);
  margin-bottom: 12px;
}
.sidebar-brand .eyebrow {
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.sidebar-brand .title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-top: 4px;
}
.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: #b9c2d0;
  font-size: 13.5px;
  font-weight: 500;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: var(--navy-900); text-decoration: none; color: #fff; }
.sidebar nav a.active {
  background: var(--navy-900);
  color: #fff;
  border-left-color: var(--accent);
}
.sidebar-footer {
  margin-top: auto;
  padding: 16px 20px 0;
  border-top: 1px solid var(--navy-800);
  font-size: 12px;
  color: #7f8aa0;
}

.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.topbar {
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}
.topbar .user { font-size: 13px; color: var(--text-muted); }
.topbar .user strong { color: var(--text); }
.content { padding: 28px; flex: 1; }

.page-header { margin-bottom: 20px; }
.page-header h1 { font-size: 20px; margin: 0 0 4px; }
.page-header p { margin: 0; color: var(--text-muted); font-size: 13px; }

/* ---------- Cards / grid ---------- */
.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.card h2 { font-size: 14px; margin: 0 0 14px; }

.stat-card .label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.stat-card .value { font-family: var(--font-mono); font-size: 26px; font-weight: 700; margin-top: 6px; }
.stat-card.accent .value { color: var(--accent); }

/* ---------- Status pill (elemento distintivo del panel) ---------- */
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill::before { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.pill-ok { background: var(--success-bg); color: var(--success); }
.pill-ok::before { background: var(--success); }
.pill-warn { background: var(--warning-bg); color: var(--warning); }
.pill-warn::before { background: var(--warning); }
.pill-error { background: var(--error-bg); color: var(--error); }
.pill-error::before { background: var(--error); }
.pill-muted { background: var(--navy-100); color: var(--text-muted); }
.pill-muted::before { background: var(--text-muted); }

/* ---------- Forms ---------- */
label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; color: var(--text); }
input[type=text], input[type=password], input[type=email], input[type=datetime-local], input[type=number], select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus { outline: 2px solid var(--navy-700); outline-offset: 1px; border-color: var(--navy-700); }
.field { margin-bottom: 14px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-ui);
}
.btn-primary { background: var(--navy-900); color: #fff; }
.btn-primary:hover { background: var(--navy-800); text-decoration: none; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--navy-700); border: 1px solid var(--border); }

.alert { padding: 12px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 16px; }
.alert-ok { background: var(--success-bg); color: var(--success); }
.alert-error { background: var(--error-bg); color: var(--error); }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--text-muted); padding: 10px 12px; border-bottom: 1px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
td.mono, .mono { font-family: var(--font-mono); }
tr:last-child td { border-bottom: none; }

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--navy-950), var(--navy-800));
}
.login-card {
  width: 360px;
  background: var(--surface);
  border-radius: 12px;
  padding: 32px 28px;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.login-card .eyebrow { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.login-card h1 { font-size: 18px; margin: 4px 0 20px; }