:root {
  --bg: #0a0e14;
  --bg-2: #0f1520;
  --panel: #131b29;
  --panel-2: #182236;
  --line: #22304a;
  --text: #e4ecf7;
  --muted: #8a9bb8;
  --accent: #3da5ff;
  --accent-2: #2b7fd1;
  --crit: #ff4d5e;
  --high: #ff8a3d;
  --med: #f2c744;
  --low: #4ecb8f;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #14233d 0%, var(--bg) 60%);
  color: var(--text);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: rgba(15, 21, 32, 0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 28px; color: var(--accent); }
.brand h1 { font-size: 18px; letter-spacing: 0.4px; }
.brand small { color: var(--muted); font-size: 12px; }

.tabs { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }

.tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); background: var(--panel); }
.tab.active { color: var(--text); background: var(--panel-2); border-color: var(--line); }

.badge {
  display: inline-block;
  min-width: 20px;
  padding: 0 6px;
  margin-left: 4px;
  border-radius: 10px;
  background: var(--crit);
  color: #fff;
  font-size: 11px;
  text-align: center;
  line-height: 20px;
}
.badge:empty, .badge[data-zero="1"] { display: none; }

.actions { display: flex; align-items: center; gap: 12px; }

.status-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 3px rgba(138,155,184,0.15);
}
.status-dot.ok  { background: var(--low); box-shadow: 0 0 0 3px rgba(78,203,143,0.2); }
.status-dot.err { background: var(--crit); box-shadow: 0 0 0 3px rgba(255,77,94,0.2); }

/* ---------- Buttons ---------- */
.btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.15s;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-2); border-color: var(--accent); }
.btn.primary:hover { background: var(--accent); }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: 0.5; cursor: default; }

/* ---------- Layout ---------- */
main { flex: 1; padding: 24px 28px; max-width: 1400px; width: 100%; margin: 0 auto; }

.panel { display: none; }
.panel.active { display: block; animation: fade 0.25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.card.crit { border-left-color: var(--crit); }
.card.warn { border-left-color: var(--high); }
.card.info { border-left-color: var(--med); }
.card-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; }
.card-value { font-size: 32px; font-weight: 700; }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 16px; margin-bottom: 20px; }

.box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.grid-2 .box { margin-bottom: 0; }
.box h2 { font-size: 15px; margin-bottom: 14px; color: var(--text); letter-spacing: 0.3px; }
.hint { color: var(--muted); font-size: 13px; margin-bottom: 14px; }

canvas { width: 100%; max-height: 260px; }

/* ---------- Bars ---------- */
.bars { display: flex; flex-direction: column; gap: 10px; }
.bar-row { display: grid; grid-template-columns: 130px 1fr 40px; align-items: center; gap: 10px; font-size: 13px; }
.bar-row .name { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { background: var(--bg-2); border-radius: 6px; height: 10px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent-2), var(--accent)); border-radius: 6px; }
.bar-row .num { text-align: right; color: var(--text); }

/* ---------- Tables ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.6px; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.table td { padding: 10px; border-bottom: 1px solid var(--line); }
.table.small { font-size: 13px; }
.ok-txt  { color: var(--low); }
.err-txt { color: var(--crit); }

/* ---------- Lists ---------- */
.list { display: flex; flex-direction: column; gap: 10px; }

.item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--muted);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.item.sev-critical { border-left-color: var(--crit); }
.item.sev-high     { border-left-color: var(--high); }
.item.sev-medium   { border-left-color: var(--med); }
.item.sev-low      { border-left-color: var(--low); }
.item.acked { opacity: 0.5; }

.item-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.item-title { font-weight: 600; font-size: 14px; word-break: break-word; }
.item-title a { color: var(--text); text-decoration: none; }
.item-title a:hover { color: var(--accent); }
.item-desc { color: var(--muted); font-size: 13px; margin-top: 6px; word-break: break-word; }
.item-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; align-items: center; }
.reason { color: var(--accent); font-size: 12px; margin-top: 6px; }

.tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--muted);
}
.tag.sev-critical { color: var(--crit); border-color: var(--crit); }
.tag.sev-high     { color: var(--high); border-color: var(--high); }
.tag.sev-medium   { color: var(--med);  border-color: var(--med); }
.tag.sev-low      { color: var(--low);  border-color: var(--low); }
.tag.exploited    { background: var(--crit); border-color: var(--crit); color: #fff; }
.tag.code { font-family: ui-monospace, Menlo, Consolas, monospace; }

/* ---------- Filters / forms ---------- */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }

input[type="search"], input[type="text"], select {
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 14px;
  outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
.filters input[type="search"] { flex: 1; min-width: 240px; }

.check { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; cursor: pointer; }

.inline-form { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form input[type="text"] { flex: 1; min-width: 180px; }

.msg { margin-top: 10px; font-size: 13px; min-height: 18px; }
.msg.err { color: var(--crit); }
.msg.ok  { color: var(--low); }

.result-meta { color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.pager { display: flex; justify-content: space-between; margin-top: 16px; }
.empty { color: var(--muted); text-align: center; padding: 30px; font-size: 14px; }

/* ---------- Footer ---------- */
footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  background: var(--bg-2);
}

@media (max-width: 720px) {
  .topbar { padding: 12px 16px; }
  main { padding: 16px; }
  .grid-2 { grid-template-columns: 1fr; }
  .bar-row { grid-template-columns: 90px 1fr 34px; }
}