@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Condensed:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0d1016;
  --surface: #151922;
  --surface-2: #1c212c;
  --border: #262c38;
  --border-soft: #1f2530;
  --text: #e7e9ee;
  --text-dim: #8b93a3;
  --text-faint: #565e6d;
  --blue: #5b8def;
  --blue-dim: #35476b;
  --amber: #f5a95a;
  --good: #3ddc86;
  --bad: #ff6259;
  --font-display: 'IBM Plex Sans Condensed', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  min-height: 100vh;
}

.app {
  max-width: 980px;
  margin: 0 auto;
  padding: 20px 24px 40px;
}

/* ============ topbar ============ */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  color: var(--blue);
  flex-shrink: 0;
}

.brand h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--text);
}

.brand-sub {
  margin: 0;
  color: var(--text-faint);
  font-size: 11.5px;
  font-family: var(--font-mono);
}

.topbar-stats {
  display: flex;
  gap: 6px;
}

.stat-chip {
  display: flex;
  align-items: baseline;
  gap: 5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
}

.stat-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}

.stat-num.accent-good { color: var(--good); }

.stat-label {
  font-size: 10.5px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ============ tabbar ============ */
.tabbar {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.tabbtn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.01em;
  padding: 9px 4px;
  margin-right: 22px;
  cursor: pointer;
  transition: color 0.12s ease, border-color 0.12s ease;
}

.tabbtn:hover { color: var(--text); }

.tabbtn.active {
  color: var(--text);
  border-bottom-color: var(--blue);
}

/* ============ layout ============ */
.view { display: none; }
.view.active { display: block; }

.grid-2 {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 14px;
  align-items: start;
}

@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
  .app { padding: 16px 14px 32px; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
}

.card + .card { margin-top: 14px; }

.card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: 0.01em;
  color: var(--text);
  margin: 0 0 12px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-soft);
}

/* ============ forms ============ */
.field {
  margin-bottom: 12px;
}

.field label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.field-hint {
  text-transform: none;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--text-faint);
  margin-left: 4px;
}

input {
  display: block;
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 9px 10px;
  transition: border-color 0.12s ease;
}

input:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.18);
}

input::placeholder { color: var(--text-faint); }

.btn-primary {
  width: 100%;
  background: var(--blue);
  color: #0b1220;
  border: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  padding: 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s ease;
  margin-top: 4px;
}

.btn-primary:hover { background: #75a1f2; }

.result, .banner-error {
  margin-top: 14px;
  border-radius: 6px;
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.6;
}

.result {
  background: rgba(61, 220, 134, 0.08);
  border: 1px solid rgba(61, 220, 134, 0.3);
}

.result strong { color: var(--good); }

.banner-error {
  background: rgba(255, 98, 89, 0.08);
  border: 1px solid rgba(255, 98, 89, 0.3);
  color: var(--bad);
}

.hidden { display: none; }

.result .cred-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border);
  padding: 4px 0;
  font-family: var(--font-mono);
}

.result .cred-row:last-child { border-bottom: none; }

.result code {
  background: rgba(0, 0, 0, 0.3);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--amber);
  font-family: var(--font-mono);
}

/* ============ recent list ============ */
.recent-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.recent-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 12.5px;
}

.recent-item:last-child { border-bottom: none; }

.recent-name {
  flex: 1;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-ext {
  font-family: var(--font-mono);
  color: var(--amber);
  font-weight: 600;
  font-size: 12px;
}

.recent-time {
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 11px;
  width: 52px;
  text-align: right;
  flex-shrink: 0;
}

.recent-empty {
  list-style: none;
  color: var(--text-faint);
  font-size: 12.5px;
  padding: 8px 0;
}

/* ============ tables ============ */
.dtable {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.dtable th {
  text-align: left;
  color: var(--text-faint);
  font-weight: 600;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0 0 8px 0;
  border-bottom: 1px solid var(--border);
}

.dtable td {
  padding: 9px 0;
  border-bottom: 1px solid var(--border-soft);
}

.dtable tr:last-child td { border-bottom: none; }

.ext-number {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--amber);
  font-size: 13.5px;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.status-dot.online { background: var(--good); box-shadow: 0 0 5px var(--good); }
.status-dot.offline { background: #3a4150; }
.status-dot.unknown { background: var(--text-faint); }

.empty {
  text-align: center;
  color: var(--text-faint);
  padding: 18px 0 !important;
}

.muted-cell {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11.5px;
}

/* ============ admin ============ */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-soft);
}

.admin-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--good);
  border: 1px solid rgba(61, 220, 134, 0.35);
  background: rgba(61, 220, 134, 0.08);
  padding: 3px 8px;
  border-radius: 4px;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: border-color 0.12s ease, color 0.12s ease;
}

.btn-ghost:hover { color: var(--text); border-color: var(--blue); }

.actions {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.btn-small {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 11px;
  padding: 5px 8px;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.12s ease;
}

.btn-small:hover { border-color: var(--blue); }

.btn-danger {
  color: var(--bad);
  border-color: rgba(255, 98, 89, 0.3);
}

.btn-danger:hover { border-color: var(--bad); }

/* ============ focus / motion ============ */
button:focus-visible,
.tabbtn:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

@media (max-width: 560px) {
  .topbar-stats { width: 100%; justify-content: space-between; }
  .stat-chip { flex: 1; justify-content: center; }
  .tabbtn { margin-right: 14px; font-size: 12.5px; }
}