:root {
  color-scheme: dark;
  --bg: #07090c;
  --bg-grid: rgba(41, 212, 189, 0.045);
  --panel: rgba(16, 24, 32, 0.72);
  --panel-solid: #0f171e;
  --line: #1d2a35;
  --line-strong: #2f4654;
  --text: #eef7f8;
  --muted: #8ea2ac;
  --soft: #c8d8dc;
  --cyan: #29d4bd;
  --cyan-bright: #4df0d8;
  --amber: #ffc75a;
  --ok: #28d8a4;
  --warning: #ffc75a;
  --critical: #ff5d72;
  --unknown: #7d8e9b;
  --maint: #74a8ff;
  --radius: 16px;
  --radius-sm: 11px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  --glow-cyan: 0 0 0 1px rgba(41, 212, 189, 0.25), 0 0 28px rgba(41, 212, 189, 0.12);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(41, 212, 189, 0.12), transparent 60%),
    radial-gradient(900px 480px at 8% 4%, rgba(255, 199, 90, 0.07), transparent 55%),
    linear-gradient(var(--bg-grid) 1px, transparent 1px) 0 0 / 100% 38px,
    var(--bg);
}
button, input, textarea { font: inherit; color: var(--text); }
button { border: 0; background: none; cursor: pointer; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.hidden { display: none !important; }
h1, h2, h3, p { margin: 0; }
code { font-family: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace; }
a { color: var(--cyan-bright); }

/* Buttons */
.primary {
  border-radius: 10px;
  padding: 12px 16px;
  font-weight: 800;
  color: #04110f;
  background: linear-gradient(135deg, var(--cyan-bright), var(--cyan));
  box-shadow: 0 8px 22px rgba(41, 212, 189, 0.22);
}
.primary:active { transform: translateY(1px); }
.ghost {
  border-radius: 10px;
  padding: 11px 15px;
  font-weight: 700;
  color: var(--soft);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.02);
}
.small { padding: 8px 13px; font-size: 13px; }

/* ---------------- Login ---------------- */
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-panel {
  width: min(430px, 100%);
  padding: 30px 28px 32px;
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(19, 30, 39, 0.95), rgba(9, 14, 19, 0.96));
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.login-mark { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.16em; }
.login-logo { width: 72px; height: 72px; border-radius: 20px; box-shadow: var(--glow-cyan); }
.login-panel h1 { margin-top: 22px; font-size: clamp(34px, 9vw, 46px); line-height: 1; letter-spacing: -0.02em; }
.login-panel > p { color: var(--soft); margin: 12px 0 26px; }
label { display: grid; gap: 7px; color: var(--muted); margin-bottom: 15px; font-size: 13px; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--text);
  background: #070c10;
}
input:focus { border-color: var(--cyan); }
.login-panel .primary { width: 100%; margin-top: 4px; }
.form-error { min-height: 20px; margin-top: 12px; color: var(--critical); font-size: 14px; }

/* ---------------- App shell ---------------- */
.app { min-height: 100vh; padding: 14px 14px calc(40px + env(safe-area-inset-bottom)); max-width: 1200px; margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 4px 12px;
  margin-bottom: 6px;
  background: linear-gradient(180deg, rgba(7, 9, 12, 0.95) 60%, rgba(7, 9, 12, 0));
  backdrop-filter: blur(10px);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { width: 42px; height: 42px; border-radius: 12px; box-shadow: var(--glow-cyan); }
.brand-text { min-width: 0; }
.brand strong { display: block; font-size: 18px; letter-spacing: -0.01em; }
.brand span { display: block; color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 46vw; }
.top-actions { display: flex; gap: 7px; }
.icon-btn {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #16212b, #0c131a);
  color: var(--soft);
  font-size: 17px;
}
.icon-btn:active { transform: translateY(1px); }
.icon-btn.on { color: var(--cyan-bright); border-color: rgba(41, 212, 189, 0.5); box-shadow: var(--glow-cyan); }

/* ---------------- Status banner ---------------- */
.status-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 18px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(40, 216, 164, 0.1), transparent 55%),
    var(--panel);
  backdrop-filter: blur(8px);
}
.status-banner.warning { background: linear-gradient(135deg, rgba(255, 199, 90, 0.12), transparent 55%), var(--panel); }
.status-banner.critical { background: linear-gradient(135deg, rgba(255, 93, 114, 0.14), transparent 55%), var(--panel); }
.banner-left { display: flex; align-items: center; gap: 14px; min-width: 0; }
.banner-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 5px rgba(40, 216, 164, 0.16), 0 0 16px var(--ok);
  animation: pulse 2.6s ease-in-out infinite;
}
.status-banner.warning .banner-dot { background: var(--warning); box-shadow: 0 0 0 5px rgba(255, 199, 90, 0.16), 0 0 16px var(--warning); }
.status-banner.critical .banner-dot { background: var(--critical); box-shadow: 0 0 0 5px rgba(255, 93, 114, 0.18), 0 0 16px var(--critical); animation-duration: 1.2s; }
.banner-left strong { display: block; font-size: 17px; }
.banner-left span { display: block; color: var(--muted); font-size: 13px; margin-top: 2px; }
.banner-scores { display: flex; gap: 8px; }
.score {
  min-width: 60px;
  padding: 9px 12px 8px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(6, 11, 15, 0.6);
  text-align: center;
}
.score b { display: block; font-size: 22px; font-weight: 900; line-height: 1; }
.score small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; }
.score.ok b { color: var(--ok); }
.score.warning b { color: var(--warning); }
.score.critical b { color: var(--critical); }
.score.quiet b { color: var(--unknown); }
.score.active { border-color: var(--cyan); box-shadow: var(--glow-cyan); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }

/* ---------------- Tabs ---------------- */
.tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-bottom: 16px; }
.tab {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(15, 23, 30, 0.7);
  color: var(--muted);
  font-weight: 700;
  font-size: 14px;
}
.tab.active {
  color: #04110f;
  background: linear-gradient(135deg, var(--cyan-bright), var(--cyan));
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(41, 212, 189, 0.2);
}

.view-head { margin-bottom: 14px; }
.view-head h2 { font-size: 21px; }
.view-head p { color: var(--muted); margin-top: 4px; }

/* ---------------- Systems grid ---------------- */
.systems-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.system-card {
  position: relative;
  overflow: hidden;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(21, 33, 43, 0.85), rgba(9, 14, 19, 0.92));
  text-align: left;
  transition: transform 0.14s ease, border-color 0.14s ease, box-shadow 0.14s ease;
}
.system-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--unknown);
  opacity: 0.9;
}
.system-card.ok::before { background: linear-gradient(90deg, var(--ok), transparent); }
.system-card.warning::before { background: linear-gradient(90deg, var(--warning), transparent); }
.system-card.critical::before { background: linear-gradient(90deg, var(--critical), transparent); }
.system-card.maintenance::before { background: linear-gradient(90deg, var(--maint), transparent); }
.system-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: var(--shadow); }
.system-card.critical { box-shadow: inset 0 0 0 1px rgba(255, 93, 114, 0.25); }

.card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-id { display: flex; align-items: center; gap: 9px; min-width: 0; }
.led { width: 9px; height: 9px; border-radius: 50%; flex: none; background: var(--unknown); }
.led.ok { background: var(--ok); box-shadow: 0 0 10px var(--ok); animation: pulse 3s ease-in-out infinite; }
.led.warning { background: var(--warning); box-shadow: 0 0 10px var(--warning); }
.led.critical { background: var(--critical); box-shadow: 0 0 12px var(--critical); animation: pulse 1.2s ease-in-out infinite; }
.led.maintenance { background: var(--maint); box-shadow: 0 0 10px var(--maint); }
.card-id h2 { font-size: 17px; font-weight: 800; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-cat { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }

.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(6, 11, 15, 0.7);
  border: 1px solid var(--line);
  color: var(--soft);
  font-size: 11px;
  font-weight: 700;
  text-transform: capitalize;
  white-space: nowrap;
}
.pill.ok, .pill.success { color: var(--ok); border-color: rgba(40, 216, 164, 0.35); }
.pill.warning { color: var(--warning); border-color: rgba(255, 199, 90, 0.35); }
.pill.critical { color: var(--critical); border-color: rgba(255, 93, 114, 0.4); }
.pill.maintenance { color: var(--maint); border-color: rgba(116, 168, 255, 0.35); }
.pill.info { color: var(--soft); }

.system-card p.summary { margin: 11px 0 12px; color: var(--soft); font-size: 14px; min-height: 20px; }
.spark { width: 100%; height: 38px; display: block; margin: 4px 0 12px; }
.card-foot { display: flex; gap: 14px; color: var(--muted); font-size: 12px; flex-wrap: wrap; }
.card-foot b { color: var(--soft); font-weight: 700; }
.card-foot .stale { color: var(--warning); }

/* ---------------- Timeline / events ---------------- */
.timeline { display: grid; gap: 10px; }
.event, .component, .snapshot {
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}
.event { display: grid; gap: 4px; border-left: 3px solid var(--line-strong); }
.event.success { border-left-color: var(--ok); }
.event.warning { border-left-color: var(--warning); }
.event.critical { border-left-color: var(--critical); }
.event .ev-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.event strong { font-size: 14px; }
.event small { color: var(--muted); font-size: 12px; }
.event p { color: var(--soft); margin-top: 2px; font-size: 13px; }

/* ---------------- Panels / guide / settings ---------------- */
.settings-layout, .guide-grid { display: grid; gap: 14px; }
.panel { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); backdrop-filter: blur(8px); }
.panel h2 { font-size: 18px; margin-bottom: 8px; }
.panel > p { color: var(--soft); margin-bottom: 14px; font-size: 14px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.panel-head h2 { margin: 0; }
.guide-hero {
  background: linear-gradient(135deg, rgba(41, 212, 189, 0.14), transparent 50%), var(--panel);
  border-color: rgba(41, 212, 189, 0.28);
}
.guide-hero h2 { font-size: clamp(23px, 6vw, 34px); line-height: 1.08; letter-spacing: -0.02em; }
.eyebrow { display: inline-block; color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 9px; }
.flow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 16px; }
.flow span { padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; color: var(--soft); background: rgba(6, 11, 15, 0.5); }
.flow i { color: var(--cyan); font-style: normal; }

.codeblock {
  overflow: auto;
  margin: 0;
  padding: 15px;
  border-radius: 12px;
  border: 1px solid #18252f;
  background: #060a0e;
  color: #d7eef0;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}
.prompt-panel .codeblock { max-height: 460px; }
code { background: rgba(41, 212, 189, 0.1); padding: 1px 6px; border-radius: 5px; color: var(--cyan-bright); font-size: 12.5px; }

.inline-form { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-bottom: 12px; }
.head-actions { display: flex; gap: 7px; flex-wrap: wrap; }
.new-token {
  display: grid; gap: 10px;
  padding: 12px 13px; margin-bottom: 14px;
  border: 1px dashed rgba(41, 212, 189, 0.45);
  border-radius: 11px;
  background: rgba(41, 212, 189, 0.06);
}
.new-token-row { display: flex; align-items: center; gap: 10px; justify-content: space-between; }
.new-token code { background: none; color: var(--cyan-bright); word-break: break-all; font-size: 12.5px; padding: 0; }
#downloadTokenBriefBtn { width: 100%; }
.key-list, .mute-list { display: grid; gap: 8px; }
.key-row, .mute-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(6, 11, 15, 0.4);
}
.key-row strong { font-size: 14px; }
.key-row small { color: var(--muted); font-size: 12px; }
.row-actions { display: flex; gap: 6px; }
.mini-btn { padding: 7px 11px; border-radius: 9px; border: 1px solid var(--line-strong); color: var(--soft); font-size: 12px; font-weight: 700; }
.mini-btn.danger { color: var(--critical); border-color: rgba(255, 93, 114, 0.4); }
.alert-controls { display: flex; gap: 9px; flex-wrap: wrap; margin-bottom: 8px; }
.hint { color: var(--muted); font-size: 13px; }

/* toggle */
.toggle { position: relative; width: 46px; height: 26px; border-radius: 999px; background: #1a2630; border: 1px solid var(--line-strong); flex: none; }
.toggle::after { content: ""; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: var(--muted); transition: 0.16s; }
.toggle.on { background: rgba(41, 212, 189, 0.25); border-color: var(--cyan); }
.toggle.on::after { left: 22px; background: var(--cyan-bright); }

/* ---------------- Detail drawer ---------------- */
.drawer {
  position: fixed; inset: 0; z-index: 20; overflow-y: auto;
  background: radial-gradient(900px 420px at 80% -5%, rgba(41, 212, 189, 0.1), transparent 60%), var(--bg);
  animation: slideUp 0.18s ease;
}
@keyframes slideUp { from { transform: translateY(14px); opacity: 0; } to { transform: none; opacity: 1; } }
.drawer-head {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px;
  background: rgba(7, 9, 12, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.drawer-title { min-width: 0; }
.drawer-head h2 { font-size: 20px; }
.drawer-head span { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; text-transform: capitalize; }
.drawer-body { padding: 16px; display: grid; gap: 16px; max-width: 900px; margin: 0 auto; }
.section-title { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.13em; margin: 4px 0 -4px; }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 9px; }
.kpi { padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; background: rgba(6, 11, 15, 0.5); }
.kpi b { display: block; font-size: 22px; font-weight: 800; line-height: 1.1; }
.kpi b.ok { color: var(--ok); } .kpi b.warning { color: var(--warning); } .kpi b.critical { color: var(--critical); }
.kpi span { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; }
.kpi small { color: var(--cyan); font-size: 11px; }

.comp-grid { display: grid; gap: 9px; }
.component { display: grid; gap: 5px; }
.comp-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.comp-head strong { font-size: 14px; }
.component small { color: var(--muted); font-size: 12px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 2px; }
.chip { padding: 3px 8px; border-radius: 7px; background: rgba(6, 11, 15, 0.7); border: 1px solid var(--line); color: var(--soft); font-size: 11.5px; }

/* custom blocks */
.block { border: 1px solid var(--line); border-radius: 12px; background: rgba(6, 11, 15, 0.5); overflow: hidden; }
.block-title { padding: 11px 14px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--cyan); border-bottom: 1px solid var(--line); }
.block-body { padding: 13px 14px; }
.dtable { width: 100%; border-collapse: collapse; font-size: 13px; }
.dtable th { text-align: left; color: var(--muted); font-weight: 600; padding: 6px 10px; border-bottom: 1px solid var(--line); font-size: 12px; }
.dtable td { padding: 7px 10px; border-bottom: 1px solid rgba(29, 42, 53, 0.5); }
.dtable tr:last-child td { border-bottom: 0; }
.logtail { margin: 0; padding: 12px 14px; font-family: ui-monospace, Consolas, monospace; font-size: 12px; line-height: 1.55; color: #b9ccce; max-height: 240px; overflow: auto; white-space: pre-wrap; }

.trend-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.trend-head select { width: auto; padding: 8px 10px; border-radius: 9px; }
.trend-chart { width: 100%; height: 120px; }

.snapshot strong { display: block; margin-bottom: 4px; font-size: 14px; }
.snapshot small { color: var(--muted); }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: calc(22px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  z-index: 50; padding: 12px 18px; border-radius: 12px;
  background: rgba(8, 14, 19, 0.96); border: 1px solid var(--cyan);
  color: var(--text); font-size: 14px; box-shadow: var(--shadow);
}

/* ---------------- Responsive ---------------- */
@media (min-width: 720px) {
  .app { padding: 18px 20px 48px; }
  .systems-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .settings-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-grid .wide, .guide-grid .guide-hero { grid-column: 1 / -1; }
  .drawer { left: auto; width: min(620px, 52vw); border-left: 1px solid var(--line); box-shadow: -30px 0 80px rgba(0, 0, 0, 0.5); animation: slideLeft 0.2s ease; }
  @keyframes slideLeft { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
}
@media (min-width: 1080px) {
  .systems-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 380px) {
  .banner-scores { width: 100%; justify-content: space-between; }
  .score { min-width: 0; flex: 1; }
}