/* Portal Nexus — painel escuro */
:root {
  --bg: #0D1420;
  --panel: #151F2E;
  --panel2: #1B2738;
  --line: #263447;
  --text: #E6EDF5;
  --dim: #8DA0B5;
  --good: #2FBF8F;
  --good-soft: #123529;
  --warn: #E8B33C;
  --warn-soft: #3A2F12;
  --bad: #E5605F;
  --bad-soft: #3A1D1F;
  --accent: #4E9EF5;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", -apple-system, Arial, sans-serif;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }

.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 14px 28px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
  flex-wrap: wrap;
}
.brand { font-weight: 800; letter-spacing: 0.06em; font-size: 18px; }
.brand-sub { font-weight: 400; font-size: 12px; color: var(--dim); margin-left: 8px; letter-spacing: 0.02em; }
.topbar nav { display: flex; gap: 18px; align-items: center; }
.topbar nav a { color: var(--dim); font-size: 14px; }
.topbar nav a:hover { color: var(--text); }
.topbar nav a.sair { color: var(--bad); }

main { max-width: 1180px; margin: 0 auto; padding: 28px 20px 60px; }
section { margin-top: 36px; }
h2 { font-size: 18px; letter-spacing: 0.02em; border-bottom: 1px solid var(--line); padding-bottom: 8px; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.site { font-weight: 700; font-size: 15.5px; }
.site-label { color: var(--dim); font-size: 12.5px; }
.grade {
  width: 44px; height: 44px; border-radius: 8px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800;
}
.grade.good { background: var(--good-soft); color: var(--good); }
.grade.warn { background: var(--warn-soft); color: var(--warn); }
.grade.bad { background: var(--bad-soft); color: var(--bad); }
.grade.neutral { background: var(--panel2); color: var(--dim); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.stats div { background: var(--panel2); border-radius: 6px; padding: 8px 6px; text-align: center; }
.stats b { display: block; font-size: 14.5px; font-variant-numeric: tabular-nums; }
.stats span { font-size: 10.5px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.05em; }

.bars { display: flex; gap: 2px; margin-top: 12px; height: 18px; }
.bars i { flex: 1; border-radius: 2px; }
.bars .up { background: var(--good); }
.bars .down { background: var(--bad); }

.hdr-list { margin-top: 12px; font-size: 13px; }
.hdr-list summary { cursor: pointer; color: var(--dim); }
.hdr-list ul { list-style: none; padding: 8px 0 0; margin: 0; }
.hdr-list li { padding: 3px 0; }
.hdr-list li.ok { color: var(--good); }
.hdr-list li.no { color: var(--bad); }

.card-foot { margin-top: 12px; font-size: 11.5px; color: var(--dim); }
.empty { color: var(--dim); font-size: 14px; }

.timeline { display: grid; gap: 10px; }
.tl-item {
  display: grid; grid-template-columns: 120px 1fr; gap: 14px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px;
}
.tl-when { color: var(--dim); font-size: 13px; font-variant-numeric: tabular-nums; }
.tl-title { font-weight: 600; }
.tl-desc { color: var(--dim); font-size: 13.5px; margin-top: 4px; }
.tl-result { color: var(--good); font-size: 13.5px; margin-top: 6px; }
.chip {
  display: inline-block; font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.05em;
  background: var(--panel2); color: var(--accent);
  border-radius: 999px; padding: 1px 8px; margin-left: 8px; vertical-align: middle;
}
.chip.srv { color: var(--warn); }

.rep-table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.rep-table th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--dim); padding: 10px 14px; border-bottom: 1px solid var(--line); }
.rep-table td { padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
.rep-table tr:last-child td { border-bottom: 0; }
.rep-notes { color: var(--dim); font-size: 12.5px; }
.btn { background: var(--panel2); border: 1px solid var(--line); border-radius: 6px; padding: 4px 12px; font-size: 13px; }
.btn:hover { border-color: var(--accent); }

.foot { text-align: center; color: var(--dim); font-size: 12px; padding: 20px; border-top: 1px solid var(--line); }

/* Login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 36px 32px; width: 340px; display: grid; gap: 12px;
}
.login-logo { font-size: 22px; font-weight: 800; letter-spacing: 0.08em; text-align: center; }
.login-sub { color: var(--dim); font-size: 13px; text-align: center; margin: 0 0 8px; }
.login-erro { color: var(--bad); font-size: 13px; text-align: center; margin: 0; }
.login-box input {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  color: var(--text); padding: 10px 12px; font-size: 14px;
}
.login-box input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.login-box button {
  background: var(--accent); color: #0B1220; font-weight: 700;
  border: 0; border-radius: 8px; padding: 10px; font-size: 14px; cursor: pointer;
}
.login-box button:hover { filter: brightness(1.1); }

@media (max-width: 600px) {
  .tl-item { grid-template-columns: 1fr; gap: 4px; }
  main { padding: 16px 12px 40px; }
}