:root {
  --bg: #0b0f17;
  --panel: #131a26;
  --panel-2: #1a2230;
  --border: #243044;
  --text: #e6edf6;
  --muted: #8aa0bd;
  --accent: #4f8cff;
  --accent-2: #3bbf6b;
  --danger: #ff5d6c;
  --warn: #f5a623;
  --radius: 10px;
  --topbar-h: 58px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  -webkit-text-size-adjust: 100%;
}
h1 { font-size: 18px; margin: 0; font-weight: 650; }
h1 span, .brand span { color: var(--muted); font-weight: 400; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.center { text-align: center; }
.right { text-align: right; }
.hidden { display: none !important; }
.spacer { flex: 1; }

/* ---------- Login ---------- */
.center-card { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 20px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%; max-width: 360px;
}
.login-card { text-align: center; }
.login-mark { font-size: 30px; margin-bottom: 6px; }
.login-card h1 { justify-content: center; }
.card h1 { margin-bottom: 4px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
form { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.wide-btn { width: 100%; }

/* ---------- Topbar ---------- */
#dash { max-width: 1180px; margin: 0 auto; padding: 0 20px 70px; }
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  min-height: var(--topbar-h);
  margin: 0 -20px 14px; padding: 8px 20px;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand-mark {
  display: grid; place-items: center; width: 32px; height: 32px; flex: none;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 9px;
}
.brand h1 { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.actions { display: flex; gap: 8px; flex: none; }
.icon-btn { padding: 8px 11px; font-size: 15px; line-height: 1; }
.icon-btn.active-gear { background: var(--panel-2); border-color: var(--accent); color: var(--accent); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 10px; margin: 6px 0 16px; }
.stat {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px;
}
.stat .n { font-size: 22px; font-weight: 700; }
.stat .n.ok { color: var(--accent-2); }
.stat .n.warn { color: var(--warn); }
.stat .n.off { color: var(--danger); }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }

/* ---------- Toolbar / inputs ---------- */
.toolbar { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select, input[type=text], input[type=password], input[type=datetime-local], input[type=number], input[type=search], input[type=file], select, textarea {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 11px; font: inherit; outline: none; max-width: 100%;
}
.toolbar input[type=search] { flex: 1; min-width: 160px; }
input:focus-visible, select:focus-visible, textarea:focus-visible { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,140,255,.18); }

/* ---------- Tabs ---------- */
.tabs {
  display: flex; gap: 4px; margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto; scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  background: transparent; color: var(--muted); border: none; border-bottom: 2px solid transparent;
  padding: 10px 16px; font: inherit; font-weight: 600; cursor: pointer;
  white-space: nowrap; flex: none;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tabs.sub { margin-top: 4px; }
.tabs.sub .tab { font-size: 13px; padding: 8px 12px; }

.live-dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-2); margin-left: 5px; vertical-align: middle;
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .25; } }

/* ---------- Settings ---------- */
.settings-head {
  display: flex; align-items: center; gap: 12px;
  margin: 4px 0 8px;
}
.settings-head h2 { margin: 0; }
.card.settings-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px; margin-bottom: 14px;
}

/* ---------- Progress ---------- */
.progress { background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; height: 8px; overflow: hidden; min-width: 120px; }
.progress-bar { background: var(--accent); height: 100%; width: 0; transition: width .4s ease; border-radius: 999px; }
.progress-bar.ok { background: var(--accent-2); }
.progress.tiny { height: 6px; margin-bottom: 4px; }

/* ---------- Tables ---------- */
.table-wrap {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: auto; max-width: 100%;
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
thead th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; position: sticky; top: 0; background: var(--panel); z-index: 1; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--panel-2); }
tr.clickable { cursor: pointer; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--muted); }
.table-wrap.small td, .table-wrap.small th { padding: 7px 10px; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.ok { background: rgba(59,191,107,.15); color: var(--accent-2); }
.badge.off { background: rgba(255,93,108,.14); color: var(--danger); }
.badge.warn { background: rgba(245,166,35,.16); color: var(--warn); }
.badge.neutral { background: rgba(138,160,189,.16); color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 14px; font: inherit; cursor: pointer;
  transition: border-color .12s, background .12s;
}
.btn:hover { border-color: var(--accent); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(79,140,255,.25); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); border-color: rgba(255,93,108,.4); }
.btn.danger:hover { background: rgba(255,93,108,.12); }
.btn.tiny { padding: 4px 9px; font-size: 12px; }
.controls { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- Empty states ---------- */
.empty { padding: 44px 20px; text-align: center; }
.empty-icon { font-size: 30px; margin-bottom: 8px; }
.empty p { margin: 6px 0; }
.empty .btn { margin: 10px 0 4px; }

/* ---------- Modals ---------- */
.modal { position: fixed; inset: 0; background: rgba(3,7,13,.72); display: grid; place-items: center; padding: 20px; z-index: 50; }
.modal-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; width: 100%; max-width: 560px; max-height: 88vh; max-height: 88dvh; overflow: auto;
}
.modal-card.wide { max-width: 860px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid label { display: flex; flex-direction: column; gap: 5px; color: var(--muted); font-size: 12px; }
.form-grid label.row { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; }
.form-grid .full, .form-grid textarea { grid-column: 1 / -1; }
.modal-meta { margin: 10px 0 0; }
.modal-actions { display: flex; align-items: center; gap: 8px; margin-top: 16px; }

.advanced { margin-top: 14px; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.advanced summary { cursor: pointer; color: var(--muted); font-size: 13px; user-select: none; }
.advanced[open] summary { color: var(--text); margin-bottom: 4px; }

/* Segmented control (list editor input modes) */
.seg { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0 0; }
.seg-btn {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  border-radius: 8px; padding: 6px 12px; cursor: pointer; font: inherit; font-size: 13px;
}
.seg-btn:hover { color: var(--text); }
.seg-btn.active { background: var(--panel-2); color: var(--text); border-color: var(--accent); }
.vpanel { border: 1px dashed var(--border); border-radius: 8px; padding: 12px; margin-top: 10px; }

/* Dropzone (batch modal attachment) */
.dropzone {
  border: 2px dashed var(--border); border-radius: 10px;
  padding: 26px 16px; text-align: center; cursor: pointer;
  color: var(--muted); transition: border-color .12s, background .12s, color .12s;
  outline: none;
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--accent); color: var(--text); }
.dropzone.drag { border-color: var(--accent); background: rgba(79,140,255,.08); color: var(--text); }
.dropzone-icon { font-size: 24px; margin-bottom: 4px; }
.req { color: var(--danger); }

/* ---------- Misc ---------- */
.mono-input { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
a.btn { text-decoration: none; display: inline-block; }
.small-h { font-size: 14px; margin: 0 0 10px; color: var(--text); }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 10px 18px; border-radius: 999px; box-shadow: 0 8px 30px rgba(0,0,0,.4); z-index: 80;
  max-width: min(92vw, 520px); text-align: center;
}
.toast.err { border-color: rgba(255,93,108,.5); color: #ffd7dc; }
.error { color: var(--danger); }
.hide-narrow { display: initial; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .hide-narrow { display: none !important; }
  #dash { padding: 0 14px 60px; }
  .topbar { margin: 0 -14px 12px; padding: 8px 14px; }
  .stats { grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 8px; }

  /* Tables become stacked cards */
  .table-wrap { border: 0; background: transparent; overflow: visible; }
  .table-wrap table, .table-wrap tbody, .table-wrap tr, .table-wrap td { display: block; width: 100%; }
  .table-wrap thead { display: none; }
  .table-wrap tr {
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 8px 12px; margin-bottom: 10px;
  }
  .table-wrap tbody tr:hover { background: var(--panel); }
  .table-wrap td {
    border: 0; padding: 6px 0; white-space: normal;
    display: flex; justify-content: space-between; align-items: center; gap: 14px;
  }
  .table-wrap td::before {
    content: attr(data-label);
    color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
    flex: none;
  }
  .table-wrap td:last-child { justify-content: flex-start; }
  .table-wrap td:last-child::before { display: none; }
  .table-wrap td:last-child .controls { justify-content: flex-start; }
  .table-wrap.small td { padding: 5px 0; }

  .form-grid { grid-template-columns: 1fr; }
  .modal { padding: 10px; }
  .modal-card { padding: 16px; max-height: 92vh; max-height: 92dvh; }
  .toolbar input[type=search] { min-width: 0; }
  .controls { justify-content: flex-start; }
}

@media (max-width: 420px) {
  .actions .btn:not(.icon-btn) { padding: 8px 10px; }
  .brand h1 { font-size: 15px; }
}

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