:root {
  --bg: #0b1210;
  --bg-elev: #121b18;
  --bg-soft: #1a2621;
  --border: #2a3a33;
  --border-strong: #3d5348;
  --text: #e7f0eb;
  --muted: #8fa399;
  --accent: #2fbf8a;
  --accent-dim: color-mix(in srgb, var(--accent) 18%, transparent);
  --ok: #3ecf8e;
  --warn: #d4a017;
  --err: #e05a5a;
  --radius: 12px;
  --sidebar: 260px;
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --mobile-tabs-h: 58px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1200px 600px at 10% -10%, #163329 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #12201c 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  min-height: 100dvh;
}

.sidebar {
  background: linear-gradient(180deg, #0f1714 0%, #0c1311 100%);
  border-right: 1px solid var(--border);
  padding: 1.25rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  position: sticky;
  top: 0;
  height: 100dvh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.35rem 0.5rem 0.85rem;
  border-bottom: 1px solid var(--border);
}

.brand-mark {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
}

.brand h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand p {
  margin: 0.1rem 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  overflow: auto;
}

.nav button,
.mobile-tabs button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 0.7rem 0.8rem;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.nav button:hover {
  background: var(--bg-soft);
}

.nav button.active {
  background: var(--accent-dim);
  color: #fff;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.nav-ico {
  width: 1.1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.nav button.active .nav-ico {
  color: var(--accent);
}

.sidebar-foot {
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.sidebar-foot form {
  margin: 0;
}

.btn,
.btn-primary,
.btn-ghost {
  appearance: none;
  border: 1px solid var(--border-strong);
  background: var(--bg-elev);
  color: var(--text);
  border-radius: 10px;
  padding: 0.6rem 0.9rem;
  cursor: pointer;
  font: inherit;
  font-weight: 550;
  width: 100%;
}

.btn:hover,
.btn-ghost:hover {
  border-color: var(--accent);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #06150f;
  font-weight: 650;
}

.btn-primary:hover {
  filter: brightness(1.05);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
}

a.btn,
a.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 10rem;
  text-decoration: none;
}

.main {
  padding: 1.25rem 1.5rem calc(1.5rem + var(--safe-b));
  min-width: 0;
  width: 100%;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
  margin-bottom: 1.15rem;
}

.topbar-left {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  min-width: 0;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.topbar h2 {
  margin: 0.1rem 0 0;
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.meta-pill {
  color: var(--muted);
  font-size: 0.78rem;
  font-family: var(--mono);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.meta {
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 0.55rem;
}

.grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
}

.panel {
  background: color-mix(in srgb, var(--bg-elev) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.05rem;
  min-width: 0;
  backdrop-filter: blur(8px);
}

.panel h3 {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat {
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.stat-sub {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: currentColor;
}

.badge-ok {
  color: var(--ok);
  background: color-mix(in srgb, var(--ok) 12%, transparent);
  border-color: color-mix(in srgb, var(--ok) 30%, transparent);
}

.badge-warn,
.badge-degraded {
  color: var(--warn);
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  border-color: color-mix(in srgb, var(--warn) 30%, transparent);
}

.badge-err,
.badge-down,
.badge-error,
.badge-unavailable {
  color: var(--err);
  background: color-mix(in srgb, var(--err) 12%, transparent);
  border-color: color-mix(in srgb, var(--err) 30%, transparent);
}

.table-wrap {
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -0.15rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  min-width: 480px;
}

th,
td {
  text-align: left;
  padding: 0.55rem 0.55rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.alert-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.alert {
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
}

.alert.critical {
  border-color: color-mix(in srgb, var(--err) 45%, transparent);
}

.alert.warning {
  border-color: color-mix(in srgb, var(--warn) 45%, transparent);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.35rem 0 0;
  align-items: center;
}

.note {
  color: var(--muted);
  font-size: 0.86rem;
}

.error-box {
  border: 1px solid color-mix(in srgb, var(--err) 40%, transparent);
  background: color-mix(in srgb, var(--err) 10%, transparent);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-bottom: 0.85rem;
}

.loading {
  color: var(--muted);
  padding: 1.5rem 0;
}

.mono {
  font-family: var(--mono);
  font-size: 0.8rem;
}

.tool-launch .tool-url {
  word-break: break-all;
  margin: 0.55rem 0 0.85rem;
  color: var(--muted);
}

.menu-toggle {
  display: none;
  appearance: none;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  border-radius: 10px;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0.55rem;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 0.28rem;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 2px;
}

.sidebar-backdrop {
  display: none;
}

.mobile-tabs {
  display: none;
}

.login-page {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  background:
    radial-gradient(ellipse at top, #1a3228 0%, transparent 50%),
    var(--bg);
}

.login-card {
  width: min(400px, 100%);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.6rem 1.4rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.login-card .brand-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.2rem;
}

.login-card h1 {
  margin: 0;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.login-card p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.9rem;
}

.field label {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 550;
}

.field input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  color: var(--text);
  font: inherit;
}

.field input:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-color: var(--accent);
}

@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 35;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }

  .sidebar-backdrop.show {
    opacity: 1;
    pointer-events: auto;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(var(--sidebar), 86vw);
    max-width: 300px;
    z-index: 40;
    transform: translateX(-105%);
    transition: transform 0.22s ease;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main {
    padding: 1rem 0.9rem calc(var(--mobile-tabs-h) + 1rem + var(--safe-b));
  }

  .mobile-tabs {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 30;
    gap: 0.15rem;
    padding: 0.4rem 0.35rem calc(0.4rem + var(--safe-b));
    background: color-mix(in srgb, #0c1311 92%, transparent);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(12px);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .mobile-tabs button {
    flex: 1 0 auto;
    justify-content: center;
    min-width: 4.4rem;
    font-size: 0.72rem;
    padding: 0.55rem 0.4rem;
    color: var(--muted);
  }

  .mobile-tabs button.active {
    color: var(--accent);
    background: var(--accent-dim);
  }

  .meta-pill {
    white-space: normal;
    border-radius: 10px;
    line-height: 1.35;
  }

  .topbar {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  a.btn,
  a.btn-primary,
  .btn,
  .btn-primary {
    width: 100%;
  }

  table {
    min-width: 420px;
  }
}