:root {
  --bg: #0b1622;
  --bg-soft: #11202f;
  --panel: #152a3d;
  --panel-2: #1b3346;
  --border: #244258;
  --text: #e7eef5;
  --text-dim: #9fb4c6;
  --accent: #2f9bd6;
  --accent-2: #19c3a6;
  --ok: #2ecc71;
  --warn: #f1c40f;
  --err: #e74c3c;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(47, 155, 214, 0.18), transparent 60%),
    radial-gradient(900px 500px at -5% 110%, rgba(25, 195, 166, 0.14), transparent 55%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* ── Top bar ─────────────────────────────────────────────── */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px 24px;
  background: rgba(10, 20, 30, 0.6);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  font-weight: 800;
  letter-spacing: 1px;
  font-size: 20px;
  padding: 10px 14px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04121b;
  box-shadow: var(--shadow);
}

.brand-text h1 {
  margin: 0;
  font-size: 18px;
}

.subtitle {
  color: var(--text-dim);
  font-size: 12.5px;
}

.status {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  font-size: 12px;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  white-space: nowrap;
}

.pill-muted {
  color: var(--text-dim);
}

.pill-ok {
  color: #04121b;
  background: var(--ok);
  border-color: transparent;
  font-weight: 600;
}

.pill-warn {
  color: #04121b;
  background: var(--warn);
  border-color: transparent;
  font-weight: 600;
}

.pill-err {
  color: #fff;
  background: var(--err);
  border-color: transparent;
  font-weight: 600;
}

/* ── Layout ──────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: minmax(340px, 460px) 1fr;
  gap: 20px;
  padding: 22px;
  max-width: 1320px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: linear-gradient(180deg, var(--panel), var(--bg-soft));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 18px 22px;
  box-shadow: var(--shadow);
}

.panel h2 {
  margin: 0 0 14px;
  font-size: 15px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

/* ── Form ────────────────────────────────────────────────── */
.field {
  display: block;
  margin-bottom: 16px;
}

.field>span {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--text);
}

.field.hidden,
[data-show].hidden {
  display: none;
}

select,
input[type="number"],
input[type="datetime-local"] {
  width: 100%;
  padding: 9px 11px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text);
  font-size: 14px;
}

select:focus,
input:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.hint {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 6px;
}

.bbox-grid,
.date-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.bbox-grid label,
.date-grid label {
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.chip {
  font-size: 12.5px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
  transition: all 0.12s ease;
}

.chip:hover {
  border-color: var(--accent);
}

.chip.on {
  background: var(--accent);
  color: #04121b;
  border-color: transparent;
  font-weight: 600;
}

.bbox-map {
  width: 100%;
  height: auto;
  margin-top: 10px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 9px;
}

.btn-primary {
  display: inline-block;
  width: 100%;
  margin-top: 6px;
  padding: 11px 14px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04121b;
  font-weight: 700;
  font-size: 14.5px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-small {
  width: auto;
  margin: 0;
  padding: 7px 14px;
  font-size: 13px;
}

.btn-ghost {
  width: 100%;
  margin-top: 8px;
  padding: 9px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 13px;
}

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

/* ── Output ──────────────────────────────────────────────── */
.lifecycle {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 60px;
}

.event {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 12px;
  border-radius: 9px;
  background: var(--panel-2);
  border-left: 3px solid var(--border);
  font-size: 13.5px;
}

.event .ts {
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
}

.event.info {
  border-left-color: var(--accent);
}

.event.work {
  border-left-color: var(--warn);
}

.event.ok {
  border-left-color: var(--ok);
}

.event.err {
  border-left-color: var(--err);
}

.spinner {
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-top-color: var(--accent);
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.result {
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.result.hidden {
  display: none;
}

.result-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

#result-title {
  font-weight: 600;
}

.preview {
  background: #08131d;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px;
  font-family: "Cascadia Code", "Consolas", monospace;
  font-size: 12.5px;
  color: #c8e6ff;
  max-height: 360px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.metadata-box {
  margin-top: 18px;
}

.metadata-box summary {
  cursor: pointer;
  color: var(--text-dim);
  font-size: 13px;
}

.metadata-box[open] summary {
  margin-bottom: 10px;
}

.footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 12px;
  padding: 18px;
}