:root {
  --fg: #1a1a1a;
  --muted: #666;
  --bg: #fafafa;
  --card: #fff;
  --border: #e3e3e3;
  --accent: #1a73e8;
  --danger: #c5221f;
  --ok: #137333;
  --code-bg: #f1f3f4;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Header --- */
header.app {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
header.app .brand {
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
}
header.app nav { display: flex; gap: 16px; font-size: 14px; }
header.app nav a.current { color: var(--fg); font-weight: 600; }
header.app .user { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 10px; }
header.app .user .admin {
  display: inline-block;
  background: var(--accent);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 3px;
}

main { max-width: 900px; margin: 24px auto; padding: 0 24px; }

/* --- Cards / typography --- */
section.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px 24px;
  margin-bottom: 16px;
}
section.card h2 { margin: 0 0 4px; font-size: 16px; font-weight: 600; }
section.card p.lede { margin: 0 0 16px; color: var(--muted); font-size: 13px; }

/* --- Buttons + inputs --- */
button, .btn {
  font: inherit;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: white;
  cursor: pointer;
  color: var(--fg);
  text-decoration: none;
  display: inline-block;
}
button.primary, .btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
/* The `display: inline-block` above is an author rule, so it overrides the
   UA `[hidden] { display: none }` (author origin beats UA) — meaning the
   `hidden` attribute wouldn't hide a button without this. */
button[hidden], .btn[hidden] { display: none; }
button.danger { color: var(--danger); border-color: #f3c0bf; }
button:hover { background: #f5f5f5; }
button.primary:hover, .btn.primary:hover { background: #1660c4; text-decoration: none; color: white; }
input[type=text] {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 260px;
}
.form-row { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; }

/* --- Tables --- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 6px; vertical-align: middle; }
tr { border-bottom: 1px solid var(--border); }
th { font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }

/* --- Code blocks --- */
code, pre {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  background: var(--code-bg);
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 12px;
}
pre { padding: 10px 12px; white-space: pre-wrap; word-break: break-all; }

/* --- API key reveal --- */
.key-reveal {
  background: #fff8c5;
  border: 1px solid #d4ac0d;
  border-radius: 4px;
  padding: 12px 16px;
  margin-top: 12px;
}
.key-reveal strong { color: var(--danger); }

/* --- States --- */
.empty { color: var(--muted); font-style: italic; padding: 16px 0; }
.revoked { opacity: 0.5; text-decoration: line-through; }
.status-ok { color: var(--ok); font-weight: 600; }
.status-off { color: var(--muted); font-weight: 600; }
.status-revoked { color: var(--danger); font-weight: 600; }
.loading { color: var(--muted); padding: 24px 0; text-align: center; font-style: italic; }

/* --- Map --- */
.map-card { padding: 0; overflow: hidden; }
.map-card #map { width: 100%; height: 420px; background: #eef1f5; }
.map-toolbar {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  background: var(--card);
}
.map-toolbar > div { display: flex; align-items: center; gap: 8px; width: 100%; }
.map-toolbar > div[hidden] { display: none; }
.map-toolbar #defaultActions { justify-content: center; }
.map-empty-hint { font-size: 13px; color: var(--muted); }

/* --- Inline config panel inside the map card --- */
.map-config-panel {
  padding: 18px 20px 12px;
  border-top: 1px solid var(--border);
  background: var(--card);
}
.map-config-panel .form-group { margin-bottom: 12px; }
.map-config-panel .form-group label {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.map-config-panel input[type=text],
.map-config-panel input[type=number] {
  width: 100%;
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.map-config-panel .form-radios {
  display: flex;
  gap: 16px;
  padding-top: 6px;
}
.map-config-panel .form-radios label {
  margin: 0;
  font-size: 14px;
  color: var(--fg);
  font-weight: normal;
  cursor: pointer;
}
.map-config-panel .form-radios input { margin-right: 6px; vertical-align: middle; }
.map-config-panel .form-fieldset { border: none; padding: 0; margin: 0; }

/* Section header rows (label on the left, control on the right). */
.config-row-type {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.config-section-label {
  font-weight: 600;
  font-size: 14px;
  color: var(--fg);
}
/* Space the home fieldset from the monitoring-area header below it. */
.map-config-panel .form-fieldset { margin-bottom: 14px; }

/* Radius lat | lon row. */
.config-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.config-grid-2 .form-group { margin: 0; }

/* Row of action buttons aligned across the bottom of a form. */
.form-row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

/* Data feed source: single URL input + Update button row. */
.grow-input { flex: 1; }
.ds-status { margin-top: 10px; font-size: 13px; color: var(--muted); }
.ds-status--error { color: var(--danger); font-weight: 500; }
.ds-status--ok { color: var(--ok); font-weight: 500; }

/* --- Admin Enrichment Activity section --- */
.external-calls-filter { margin-bottom: 12px; font-size: 13px; color: var(--muted); }
.external-call-note { font-size: 12px; color: var(--muted); max-width: 300px; }

/* --- Admin Enrichment Stats section --- */
.stats-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
}
.stats-controls label { display: inline-flex; align-items: center; gap: 6px; }
.stats-controls input[type="date"] { padding: 4px 6px; }
.stats-total { color: var(--muted); margin-left: auto; }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
.stats-provider-row { cursor: pointer; }
.stats-provider-row:hover { background: var(--row-hover, rgba(0,0,0,0.03)); }
.stats-provider-row td:first-child { text-transform: capitalize; font-weight: 500; }
/* Emails in the Users table are case-sensitive — don't title-case them. */
#usersTable .stats-provider-row td:first-child { text-transform: none; }
.stats-provider-row .toggle-arrow { font-size: 11px; transition: transform 0.15s; display: inline-block; }
.stats-provider-row .toggle-arrow.expanded { transform: rotate(180deg); }
.stats-endpoint-row td:first-child { padding-left: 28px; color: var(--muted); }
.stats-subhead-row td:first-child { padding-left: 28px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); font-weight: 600; }
.stats-monthly { margin-top: 14px; padding: 10px 12px; border-radius: 6px; background: var(--row-hover, rgba(0,0,0,0.03)); font-size: 14px; }
.stats-monthly-detail { color: var(--muted); font-size: 13px; }

/* --- Settings: feed-source mode toggle + invitations --- */
.feed-mode-radios { display: flex; gap: 18px; margin: 4px 0 14px; }
.invites-subhead { font-size: 14px; margin: 18px 0 8px; }
.invite-link-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.invite-link-row code { word-break: break-all; background: var(--row-hover, rgba(0,0,0,0.04)); padding: 4px 8px; border-radius: 4px; font-size: 13px; }

/* --- Settings: AeroAPI key status + remove on one line --- */
.aeroapi-status-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.aeroapi-status-row .ds-status { margin: 0; }

/* --- Settings: AeroAPI usage table --- */
.aeroapi-usage { margin-bottom: 16px; }
.aeroapi-usage-title { font-size: 14px; margin: 0 0 8px; }
.aeroapi-estimate { margin-top: 10px; padding: 10px 12px; border-radius: 6px; background: var(--row-hover, rgba(0,0,0,0.03)); font-size: 14px; }
.aeroapi-estimate-detail { color: var(--muted); font-size: 13px; }

/* --- Settings: AeroAPI spending limit --- */
.aeroapi-limit-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.aeroapi-limit-toggle { display: flex; align-items: center; gap: 6px; font-size: 14px; white-space: nowrap; }
.aeroapi-limit-toggle input { width: auto; }
.aeroapi-limit-input { position: relative; display: inline-flex; align-items: center; }
.aeroapi-limit-currency { position: absolute; left: 10px; color: var(--muted); pointer-events: none; }
.aeroapi-limit-input input {
  font: inherit;
  padding: 8px 10px 8px 22px;
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 120px;
}
.aeroapi-limit-input input:disabled { background: var(--row-hover, rgba(0,0,0,0.03)); color: var(--muted); }

/* --- Admin lookup tables (Types, Operators) --- */
.lookup-row {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}
.lookup-row--type { grid-template-columns: 80px 1fr 1fr auto; }
.lookup-row--operator { grid-template-columns: 80px 1fr auto; }
.lookup-row input {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 100%;
}
.lookup-filter { margin-bottom: 12px; }
.lookup-actions { display: flex; gap: 6px; }
.lookup-edit-row input {
  font: inherit;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  width: 100%;
}

/* --- Pair-a-display affordance (4-digit code entry) --- */
.pair-display-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.pair-display-hint { font-size: 13px; color: var(--muted); }
.pair-code-form { display: flex; gap: 8px; }
.pair-code-input {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.15em;
  width: 130px;
  padding: 8px 12px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.card-divider {
  border-top: 1px solid var(--border);
  margin: 20px 0 16px;
}
.pair-result-card {
  background: #f1f3f4;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 20px;
  margin-top: 12px;
  text-align: center;
}
.pair-result-card--ok {
  background: #e6f4ea;
  border-color: #c8e6c9;
  color: var(--ok);
  font-weight: 500;
}
.pair-expiry { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* --- Collapsible card (Devices section on /dashboard) --- */
.card.collapsible { padding: 0; }
.card-header-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  font: inherit;
  text-align: left;
}
.card-header-toggle:hover { background: #f5f5f5; }
.card-header-title { font-size: 16px; font-weight: 600; }
.card-header-toggle .device-summary { display: flex; gap: 12px; flex: 1; }
.toggle-arrow {
  display: inline-block;
  transition: transform 0.15s ease;
  color: var(--muted);
  font-size: 12px;
}
.card-header-toggle.expanded .toggle-arrow { transform: rotate(180deg); }
.collapsible .card-body { padding: 0 24px 20px; }

/* --- Devices counts + rows --- */
.device-count {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.device-count--active   { background: #e6f4ea; color: var(--ok); }
.device-count--inactive { background: #fef7e0; color: #b06000; }
.device-row--inactive td { color: var(--muted); }

/* --- Antenna Data: highlight rows inside the monitoring area --- */
.ac-row--in-region { background: #e6f4ea; }
.ac-row--in-region td { font-weight: 500; }

/* Bbox 4-up: N | S | E | W. */
.config-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}
.config-grid-4 .form-group { margin: 0; }

.config-hint { font-size: 13px; color: var(--muted); margin: 0 0 12px; }

/* --- Demo feed editor (admin) --- */
.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px 16px;
  margin-bottom: 16px;
}
.demo-field { display: flex; flex-direction: column; gap: 4px; }
.demo-field span { font-size: 12px; color: var(--muted); }
.demo-field input, .demo-field select { width: 100%; }
.demo-field select {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #fff;
}
.demo-field input[type=number] {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.form-actions { display: flex; align-items: center; gap: 12px; }
.muted { color: var(--muted); font-size: 13px; }

.form-actions-spacer { flex: 1; }
.map-status {
  padding: 60px 24px;
  text-align: center;
  color: var(--muted);
  font-style: italic;
}
.map-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  font-style: normal;
}
.map-empty p { margin: 0; color: var(--fg); font-weight: 500; font-size: 15px; }


/* --- Splash hero --- */
.splash {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 80px;
  text-align: center;
}
.splash h1 { font-size: 36px; margin: 0 0 12px; letter-spacing: -0.01em; }
.splash p.tagline { font-size: 17px; color: var(--muted); margin: 0 0 36px; }
.splash .video-placeholder {
  aspect-ratio: 16 / 9;
  background: #111;
  color: #888;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  margin-bottom: 36px;
}
.splash .cta { display: flex; gap: 12px; justify-content: center; }