:root {
  color-scheme: dark;
  --bg: #071018;
  --bg-2: #0b1722;
  --panel: rgba(15, 30, 43, 0.78);
  --panel-solid: #0f1e2b;
  --line: rgba(148, 188, 205, 0.18);
  --line-strong: rgba(148, 188, 205, 0.34);
  --text: #e8f2f4;
  --muted: #8fa8b3;
  --accent: #45d6b0;
  --accent-2: #f0b35b;
  --danger: #f27878;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
  --radius: 16px;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #eef4f3;
  --bg-2: #e2ece9;
  --panel: rgba(255, 255, 255, 0.84);
  --panel-solid: #ffffff;
  --line: rgba(20, 58, 64, 0.14);
  --line-strong: rgba(20, 58, 64, 0.28);
  --text: #10262b;
  --muted: #5d7479;
  --accent: #087f68;
  --accent-2: #a05b09;
  --danger: #b42323;
  --shadow: 0 20px 50px rgba(20, 58, 64, 0.12);
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(69, 214, 176, 0.15), transparent 60%),
    radial-gradient(760px 480px at 95% 0%, rgba(240, 179, 91, 0.12), transparent 58%),
    linear-gradient(150deg, var(--bg), var(--bg-2));
  background-attachment: fixed;
}

button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, p { margin: 0; }

.app {
  display: grid;
  grid-template-columns: 286px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 28px 22px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8, 19, 28, 0.72), rgba(8, 19, 28, 0.36));
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  height: 100vh;
}

html[data-theme="light"] .sidebar {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.4));
}

.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 46px; height: 46px; object-fit: contain; filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.25)); }
.brand strong { display: block; font-size: 1.18rem; letter-spacing: 0.01em; }
.brand small { display: block; color: var(--muted); font-size: 0.78rem; margin-top: 2px; }

.side-title {
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav { display: grid; gap: 6px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 11px 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  text-align: left;
  color: var(--muted);
  transition: 160ms ease;
}
.nav-item:hover { border-color: var(--line); background: rgba(69, 214, 176, 0.06); color: var(--text); }
.nav-item.active { border-color: var(--line-strong); background: rgba(69, 214, 176, 0.1); color: var(--text); }
.nav-icon { width: 20px; color: var(--accent); text-align: center; }
.nav-label { display: block; font-size: 0.92rem; font-weight: 600; }
.nav-sub { display: block; font-size: 0.72rem; color: var(--muted); margin-top: 2px; }

.side-foot { margin-top: auto; display: grid; gap: 12px; }
.status-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.72rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}
.pill.muted { color: var(--muted); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.pill.offline .dot { background: var(--danger); box-shadow: 0 0 12px var(--danger); }
.mono { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); }

.main { padding: 38px clamp(22px, 4vw, 56px) 42px; min-width: 0; }
.topbar { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 26px; }
.eyebrow { color: var(--accent); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 8px; }
h1 { font-size: clamp(1.9rem, 3.3vw, 3.1rem); line-height: 1.04; letter-spacing: -0.035em; }
.sub { color: var(--muted); margin-top: 10px; font-size: 0.98rem; }
h2 { font-size: 1.08rem; letter-spacing: -0.01em; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  font-size: 1.05rem;
}
.icon-btn:hover { border-color: var(--line-strong); }

.notice {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 14px 16px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}
.notice strong { color: var(--text); white-space: nowrap; }
.notice-warn { border-color: rgba(240, 179, 91, 0.34); background: rgba(240, 179, 91, 0.07); }

.pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
}
.card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 178px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--panel), rgba(15, 30, 43, 0.36));
  box-shadow: var(--shadow);
}
html[data-theme="light"] .card { background: linear-gradient(160deg, var(--panel), rgba(255, 255, 255, 0.5)); }
.card-kicker { color: var(--accent); font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; }
.card h2 { font-size: 1.02rem; }
.card p { color: var(--muted); font-size: 0.83rem; line-height: 1.5; }
.tag { margin-top: auto; align-self: flex-start; color: var(--accent-2); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }

.panel {
  margin-top: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  scroll-margin-top: 20px;
}
.panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.hint { color: var(--muted); font-size: 0.84rem; line-height: 1.5; margin-top: 5px; }

.field-row { display: flex; align-items: flex-end; gap: 10px; }
.field { display: grid; gap: 7px; flex: 1; }
.field > span { color: var(--muted); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; }
input, select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.16);
  outline: none;
}
html[data-theme="light"] input, html[data-theme="light"] select { background: rgba(255, 255, 255, 0.7); }
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(69, 214, 176, 0.12); }

.btn {
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 600;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #06211b; }
.btn.primary:hover { filter: brightness(1.06); }
.btn:disabled { opacity: 0.5; cursor: progress; }

.link-btn { border: 0; background: transparent; color: var(--accent); font-size: 0.75rem; padding: 0; }
.link-btn:hover { text-decoration: underline; }

.output {
  min-height: 92px;
  margin: 16px 0 0;
  padding: 14px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  line-height: 1.55;
  white-space: pre-wrap;
}
html[data-theme="light"] .output { background: rgba(20, 58, 64, 0.04); }

.alert-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.alert-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.84rem;
}
.alert-list .empty { color: var(--muted); border-style: dashed; }
.alert-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.alert-meta strong { font-size: 0.78rem; color: var(--accent-2); }
.alert-summary { color: var(--muted); line-height: 1.5; }

.foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 26px;
  color: var(--muted);
  font-size: 0.74rem;
}

dialog {
  width: min(460px, calc(100vw - 32px));
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel-solid);
  color: var(--text);
  box-shadow: var(--shadow);
}
dialog::backdrop { background: rgba(2, 8, 12, 0.62); backdrop-filter: blur(3px); }
.dialog-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
dialog .field { margin-bottom: 14px; }
dialog menu { display: flex; justify-content: flex-end; gap: 8px; margin: 20px 0 0; padding: 0; }
.segmented { display: flex; gap: 4px; padding: 3px; border: 1px solid var(--line); border-radius: 10px; }
.segmented button { flex: 1; padding: 7px 8px; border: 0; border-radius: 7px; background: transparent; color: var(--muted); font-size: 0.78rem; }
.segmented button.active { background: rgba(69, 214, 176, 0.16); color: var(--text); }

@media (max-width: 1120px) {
  .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .side-foot { margin-top: 0; }
  .main { padding-top: 26px; }
}

@media (max-width: 560px) {
  .pillars { grid-template-columns: 1fr; }
  .field-row { flex-direction: column; align-items: stretch; }
  .notice { flex-direction: column; gap: 4px; }
  .panel-head { flex-direction: column; }
  .foot { flex-direction: column; }
}