:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4d;
  --text: #e7ecf3;
  --muted: #8b9cb3;
  --accent: #3b82f6;
  --accent-hi: #60a5fa;
  --ok: #22c55e;
  --err: #ef4444;
  --warn: #eab308;
  --radius: 10px;
  --font: ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--accent-hi);
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

h1 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
}
.badge.ok {
  background: rgba(34, 197, 94, 0.15);
  color: var(--ok);
}
.badge.err {
  background: rgba(239, 68, 68, 0.15);
  color: var(--err);
}

.grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 700px) {
  .grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid.cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
}

.card h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 0.5rem 0;
}

.stat {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.stat.sub {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--muted);
  margin-top: 0.35rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th,
td {
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border);
}
th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.8rem;
}
tr:last-child td {
  border-bottom: none;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  max-width: 320px;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0b0f14;
  color: var(--text);
  font: inherit;
}

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
}
button:hover,
.btn:hover {
  filter: brightness(1.1);
}
button.ghost,
.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
button.danger,
.btn.danger {
  background: #b91c1c;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  max-width: 360px;
}
label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.error-msg {
  color: var(--err);
  font-size: 0.9rem;
}
.success-msg {
  color: var(--ok);
  font-size: 0.9rem;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
}
.modal.open {
  display: flex;
}
.modal-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
}
pre.key {
  white-space: pre-wrap;
  word-break: break-all;
  background: #0b0f14;
  padding: 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  border: 1px solid var(--border);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}
.login-box {
  width: 100%;
  max-width: 400px;
}

/* login page uses light accent on h1 for brand */
.brand {
  text-align: center;
  margin-bottom: 1.5rem;
}
.brand h1 {
  font-size: 1.5rem;
}

.empty {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.5rem 0;
}

.seg {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #0b0f14;
}
.seg-btn {
  margin: 0;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 0.4rem 0.8rem;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 0;
  border-right: 1px solid var(--border);
  box-shadow: none;
  user-select: none;
  -webkit-user-select: none;
  position: relative;
  z-index: 1;
}
.seg-btn:last-child {
  border-right: none;
}
.seg-btn:hover {
  color: var(--text);
  filter: none;
  background: rgba(255, 255, 255, 0.04);
}
.seg-btn.active {
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent-hi);
}

.dl-kv {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  align-items: start;
}
.dl-kv dt {
  margin: 0;
  color: var(--muted);
  font-weight: 500;
  font-size: 0.8rem;
}
.dl-kv dd {
  margin: 0;
  word-break: break-word;
}

tr.cert-warn td {
  box-shadow: inset 3px 0 0 0 var(--warn);
}
tr.cert-err td {
  box-shadow: inset 3px 0 0 0 var(--err);
}