:root {
  --brand: #0e5bff;
  --brand-dark: #0a3fc2;
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --bg: #f4f6fb;
  --card: #ffffff;
  --line: #e3e8f0;
  --text: #1a2333;
  --mut: #6b7686;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--brand); }

#app { min-height: 100vh; }

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 10px 30px rgba(20, 30, 60, 0.08);
}
.login-card h1 {
  font-size: 20px;
  margin: 0 0 4px;
}
.login-card .sub {
  color: var(--mut);
  font-size: 13px;
  margin: 0 0 24px;
}

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

.sidebar {
  width: 240px;
  flex: 0 0 240px;
  background: #121a2c;
  color: #cdd6e8;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px 20px;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}
.sidebar .brand .logo {
  width: 30px; height: 30px; border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), var(--ok));
  display: grid; place-items: center; font-weight: 800; color: #0f1420; font-size: 13px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px; margin-bottom: 2px;
  cursor: pointer; font-size: 14px; color: #aab6cc;
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active { background: var(--brand); color: #fff; }
.nav-footer { margin-top: auto; padding-top: 12px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; color: #8a97b0; }
.nav-footer .who { color: #e7ecf7; font-weight: 600; margin-bottom: 2px; }
.nav-footer button { margin-top: 10px; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  padding: 16px 28px; border-bottom: 1px solid var(--line); background: var(--card);
  display: flex; align-items: center; justify-content: space-between;
}
.topbar h2 { margin: 0; font-size: 18px; }
.content { padding: 24px 28px; max-width: 1100px; }

/* ---------- Components ---------- */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 20px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 14px; font-size: 15px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--mut); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: #f8faff; }

.badge {
  display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 12px;
  padding: 3px 10px; border-radius: 999px; white-space: nowrap;
}
.b-ok { background: rgba(34,197,94,.12); color: #15803d; }
.b-warn { background: rgba(245,158,11,.14); color: #92400e; }
.b-danger { background: rgba(239,68,68,.12); color: #b91c1c; }
.b-neutral { background: #eef1f6; color: var(--mut); }
.b-brand { background: rgba(14,91,255,.12); color: var(--brand-dark); }

button, .btn {
  font: inherit; cursor: pointer; border-radius: 10px; border: 1px solid var(--line);
  background: #fff; color: var(--text); padding: 9px 16px; font-size: 14px; font-weight: 600;
}
button:hover { border-color: #c7d0e0; }
button:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(.92); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-block { width: 100%; }

input, select, textarea {
  font: inherit; width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px;
  background: #fff; color: var(--text);
}
textarea { resize: vertical; min-height: 70px; }
label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 5px; color: #394357; }
label:first-child { margin-top: 0; }
.field-hint { font-size: 12px; color: var(--mut); margin-top: 3px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin: 10px 0; }
.checkbox-row input { width: auto; }
.checkbox-row label { margin: 0; font-weight: 500; }

.error-box {
  background: rgba(239,68,68,.08); border: 1px solid rgba(239,68,68,.25); color: #991b1b;
  padding: 10px 14px; border-radius: 10px; font-size: 13.5px; margin-bottom: 14px;
}
.ok-box {
  background: rgba(34,197,94,.08); border: 1px solid rgba(34,197,94,.25); color: #166534;
  padding: 10px 14px; border-radius: 10px; font-size: 13.5px; margin-bottom: 14px;
}
.empty { color: var(--mut); font-size: 14px; padding: 20px 4px; text-align: center; }
.loading { color: var(--mut); font-size: 14px; padding: 20px 4px; }

.back-link { display: inline-block; margin-bottom: 14px; font-size: 13.5px; color: var(--mut); cursor: pointer; text-decoration: none; }
.back-link:hover { color: var(--brand); }

.person-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.person-row:last-child { border-bottom: none; }
.person-name { font-weight: 700; }
.person-sub { color: var(--mut); font-size: 13px; }
.reputation { font-weight: 800; font-size: 20px; }

.evidence-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13.5px; }
.evidence-item:last-child { border-bottom: none; }

.cap-row { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.cap-bar { flex: 1; height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; max-width: 220px; }
.cap-bar > div { height: 100%; background: var(--brand); }

/* MFA (Fase 1.4) */
.qr-box { display: flex; justify-content: center; margin: 16px 0; }
.qr-box svg { width: 200px; height: 200px; background: #fff; border-radius: 8px; }
code.secret { display: inline-block; margin-top: 6px; font-size: 13px; letter-spacing: 1px; word-break: break-all; }
.codes { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 16px; }
.codes code { padding: 8px; text-align: center; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; letter-spacing: 1px; }