:root {
  --ink: #101b24;
  --muted: #65737e;
  --panel: #f7f8f6;
  --line: #dce2df;
  --accent: #dc2535;
  --teal: #087f78;
  --amber: #b97309;
  --shadow: 0 12px 30px rgba(16,27,36,.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
}
* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; overflow: hidden; background: var(--panel); }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.login-view { min-height: 100%; display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 75% 20%, #d7eae7, transparent 35%), linear-gradient(140deg,#f8faf8,#e8efec); }
.login-card { position: relative; width: min(460px,100%); padding: 42px; background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.9); border-radius: 22px; box-shadow: var(--shadow); }
.login-tools { position: absolute; top: 18px; right: 18px; }
.login-logo { width: 82px; height: 82px; object-fit: contain; display: block; }
.brand-mark { width: 52px; height: 52px; display: grid; place-items: center; background: var(--accent); color: white; font-weight: 800; font-size: 28px; border-radius: 13px; }
.brand-mark.small { width: 30px; height: 30px; font-size: 17px; border-radius: 7px; }
.brand-logo { width: 34px; height: 34px; object-fit: contain; border-radius: 8px; background: white; padding: 2px; }
.eyebrow { letter-spacing: .16em; font-size: 11px; font-weight: 700; margin-top: 28px; color: var(--teal); }
h1 { font-size: clamp(36px,6vw,54px); line-height: 1.03; letter-spacing: -.04em; margin: 12px 0 18px; }
.muted { color: var(--muted); }
.micro { color: var(--muted); font-size: 12px; line-height: 1.45; }
.button { display: inline-flex; align-items: center; justify-content: center; border: 0; padding: 11px 16px; border-radius: 9px; font: inherit; font-weight: 650; cursor: pointer; color: white; background: var(--teal); text-decoration: none; }
.button.primary { margin: 18px 0 16px; min-width: 140px; background: var(--accent); }
.button.secondary { padding: 8px 10px; color: var(--ink); background: #e7eeeb; font-size: 11px; }
.button.full { width: 100%; margin-top: 8px; }
.app-shell { height: 100%; display: grid; grid-template: 58px 1fr / 350px 1fr; }
.topbar { grid-column: 1 / -1; display: grid; grid-template-columns: 350px 1fr auto; align-items: center; background: #111c25; color: white; z-index: 1100; box-shadow: 0 2px 10px rgba(0,0,0,.2); }
.brand { display: flex; align-items: center; gap: 11px; padding: 0 18px; font-weight: 800; letter-spacing: .12em; }
.app-version { padding: 3px 6px; border: 1px solid #41515c; border-radius: 5px; color: #b9c7cd; font-size: 9px; font-weight: 650; letter-spacing: .04em; }
.status-strip { justify-self: center; display: flex; align-items: center; gap: 9px; font-size: 13px; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #d39d30; box-shadow: 0 0 0 4px rgba(211,157,48,.15); }
.status-dot.ok { background: #42c7a5; box-shadow: 0 0 0 4px rgba(66,199,165,.15); }
.status-dot.error { background: var(--accent); }
.user-menu { padding: 0 20px; display: flex; gap: 16px; font-size: 13px; align-items: center; }
.user-menu a { color: #d7e6e2; }
.language-select { width: auto; min-width: 106px; margin: 0; padding: 7px 28px 7px 9px; font-size: 12px; }
.language-select.dark { color: white; background: #1d2c37; border-color: #41515c; }
.sidebar { overflow-y: auto; background: rgba(248,249,247,.98); border-right: 1px solid var(--line); z-index: 1000; }
.section { padding: 18px; border-bottom: 1px solid var(--line); }
label, .section-title { display: block; font-size: 11px; letter-spacing: .07em; text-transform: uppercase; font-weight: 800; color: #50606a; margin-bottom: 9px; }
select, input { width: 100%; padding: 10px 11px; border: 1px solid #cbd4d0; border-radius: 8px; background: white; color: var(--ink); margin-bottom: 8px; }
.demo-banner { margin-top: 10px; padding: 8px; text-align: center; background: #fff1c9; color: #765113; border: 1px solid #efd693; border-radius: 7px; font-size: 11px; font-weight: 800; letter-spacing: .05em; }
.metrics { display: grid; grid-template-columns: repeat(3,1fr); border-bottom: 1px solid var(--line); }
.metrics > div, .metric-button { text-align: center; padding: 16px 6px; border: 0; border-right: 1px solid var(--line); background: transparent; color: var(--ink); font: inherit; }
.metrics > :last-child { border-right: 0; }
.metric-button { cursor: pointer; }
.metric-button:hover, .metric-button:focus-visible, .metric-button[aria-expanded="true"] { background: #edf3f0; outline: none; }
.metrics strong { display: block; font-size: 24px; }
.metrics span { display: block; font-size: 10px; color: var(--muted); text-transform: uppercase; }
.section-title { display: flex; justify-content: space-between; align-items: center; }
.badge { padding: 3px 6px; border-radius: 5px; background: #e4e9e7; font-size: 9px; }
.target { padding: 12px; margin: 8px 0; background: white; border: 1px solid var(--line); border-left: 4px solid var(--teal); border-radius: 8px; cursor: pointer; }
.target.unknown { border-left-color: var(--amber); }
.target.monitored { border-left-color: #5870aa; }
.target.emergency { border-left-color: var(--accent); }
.target.stale { opacity: .64; border-left-color: var(--amber); }
.target.without-position { cursor: default; border-left-color: var(--amber); }
.target h3 { font-size: 13px; margin: 0 0 7px; overflow-wrap: anywhere; }
.target-heading { display: grid; gap: 4px; margin-bottom: 7px; }
.target-heading h3 { margin: 0; }
.aircraft-class { width: fit-content; padding: 2px 6px; border-radius: 999px; background: #fff1c9; color: #765113; font-size: 9px; font-weight: 750; }
.aircraft-class.trusted, .aircraft-class.synthetic { background: #d9f3eb; color: #076258; }
.aircraft-class.monitored { background: #e4e8f5; color: #394d80; }
.target-known-button { margin-top: 8px; padding: 5px 0 0; border: 0; border-top: 1px solid var(--line); width: 100%; background: transparent; color: var(--teal); text-align: left; font-size: 10px; font-weight: 700; cursor: pointer; }
.target-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; color: var(--muted); font-size: 11px; }
.aircraft-directory-details { display: grid; gap: 3px; margin-top: 7px; color: var(--muted); }
.reference-identification { color: #4c6170; }
.operator-ad { padding: 5px 7px; border-radius: 5px; background: #edf5f2; color: var(--teal); }
.operator-ad a { color: inherit; }
.receivers-list { display: grid; gap: 8px; }
.receiver-card { padding: 10px; background: white; border: 1px solid var(--line); border-radius: 8px; }
.receiver-card > summary { cursor: pointer; list-style: none; }
.receiver-card > summary::-webkit-details-marker { display: none; }
.receiver-card > summary::after { content: "▸"; color: var(--muted); font-size: 10px; }
.receiver-card[open] > summary::after { content: "▾"; }
.receiver-card-title { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.receiver-card-title .receiver-activity { margin-left: auto; }
.receiver-card-title strong { font-size: 12px; overflow-wrap: anywhere; }
.receiver-name { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.receiver-activity { flex: none; padding: 3px 6px; border-radius: 999px; background: #fff1c9; color: #765113; font-size: 9px; font-weight: 750; }
.receiver-activity.ok { background: #d9f3eb; color: #076258; }
.receiver-card dl { display: grid; gap: 4px; margin: 9px 0 0; }
.receiver-card dl div { display: grid; grid-template-columns: 1fr 1.4fr; gap: 8px; font-size: 10px; }
.receiver-card dt { color: var(--muted); }
.receiver-card dd { margin: 0; text-align: right; overflow-wrap: anywhere; }
.receiver-card dd small { color: var(--muted); }
.receiver-technical { padding-top: 8px; border-top: 1px solid var(--line); }
.receiver-health-note { margin: 9px 0 0; }
.target-receptions { margin-top: 9px; padding-top: 7px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.target-receptions summary { margin: 0; color: var(--teal); font-size: 10px; font-weight: 700; }
.target-reception-row { display: grid; grid-template-columns: 1fr auto; gap: 2px 8px; margin-top: 7px; }
.target-reception-row small { grid-column: 1 / -1; }
.empty.compact { padding: 12px 5px; }
.empty { color: var(--muted); text-align: center; padding: 30px 10px; font-size: 13px; }
.track-controls { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: end; }
.inline-control { margin: 0; }
.inline-control span { display: block; margin-bottom: 5px; }
.inline-control select { margin: 0; }
.track-summary { display: grid; gap: 3px; margin-top: 9px; padding: 9px; border-left: 3px solid var(--teal); background: white; border-radius: 5px; font-size: 11px; }
.track-summary span, .track-summary small { color: var(--muted); }
.recent-tracks-list { display: grid; gap: 7px; margin-top: 9px; }
.recent-track { display: grid; grid-template-columns: 1fr auto; gap: 3px 8px; width: 100%; padding: 9px; border: 1px solid var(--line); border-left: 3px solid var(--amber); border-radius: 7px; background: white; color: var(--ink); text-align: left; cursor: pointer; }
.recent-track.trusted { border-left-color: var(--teal); }
.recent-track.monitored { border-left-color: #5870aa; }
.recent-track span { color: var(--muted); font-size: 9px; }
.recent-track small { grid-column: 1 / -1; color: var(--muted); line-height: 1.35; }
.switch-option { display: flex; align-items: flex-start; gap: 8px; color: var(--ink); font-size: 11px; letter-spacing: 0; text-transform: none; font-weight: 500; }
.switch-option input { width: auto; margin: 2px 0 0; }
.map-options-section .micro { margin-bottom: 0; }
.known-aircraft-list { display: grid; gap: 6px; margin-top: 9px; }
.known-aircraft-row { display: grid; grid-template-columns: 1fr auto; gap: 7px; align-items: center; padding: 8px; border: 1px solid var(--line); border-radius: 6px; background: white; }
.known-aircraft-row span { display: grid; gap: 2px; min-width: 0; }
.known-aircraft-row strong, .known-aircraft-row small { overflow-wrap: anywhere; }
.known-aircraft-row small { color: var(--muted); }
.known-aircraft-row button { border: 0; background: transparent; color: var(--accent); font-size: 18px; cursor: pointer; }
.operator-directory-list { display: grid; gap: 8px; margin-top: 10px; }
.operator-card { display: grid; gap: 4px; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: white; font-size: 11px; }
.operator-card > span, .operator-card li span, .operator-card > small { color: var(--muted); }
.operator-card ul { display: grid; gap: 7px; margin: 5px 0 0; padding: 8px 0 0 16px; border-top: 1px solid var(--line); }
.operator-card li small { display: block; color: var(--teal); }
.operator-badge { display: inline-block; margin: 3px 4px 0 0; padding: 2px 5px; border-radius: 999px; background: #e7eeeb; color: #41545d; font-size: 9px; }
.operator-card-actions { display: flex; gap: 7px; margin-top: 5px; }
.operator-card-actions button, .contact-remove { border: 0; padding: 5px 7px; border-radius: 5px; background: #edf1ef; color: var(--ink); cursor: pointer; }
.operator-card-actions button:last-child, .contact-remove { color: var(--accent); }
.form-subtitle { margin: 10px 0 7px; color: #50606a; font-size: 11px; font-weight: 750; }
.operator-contact-row { margin: 8px 0; padding: 9px; border: 1px solid var(--line); border-radius: 7px; background: white; }
.operator-contact-row .switch-option { margin: 7px 0; }
.form-actions { display: flex; gap: 7px; margin-top: 9px; }
details summary { cursor: pointer; font-size: 13px; margin-bottom: 12px; }
.permissions-list { display: grid; gap: 10px; }
.permission-card { display: grid; gap: 5px; padding: 11px; margin: 8px 0; background: white; border: 1px solid var(--line); border-radius: 8px; }
.permission-card > span, .permission-card > small { color: var(--muted); overflow-wrap: anywhere; }
.permission-card > p { margin: 6px 0 0; color: var(--teal); font-size: 12px; }
.permission-options { display: grid; gap: 5px; margin: 8px 0; }
label.permission-option { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--ink); font-size: 12px; letter-spacing: 0; text-transform: none; font-weight: 500; }
.permission-option input { width: auto; margin: 0; }
.legal-note { margin: 18px; padding: 12px; border: 1px solid #e2d5a9; background: #fff9e7; color: #6f5b1e; border-radius: 8px; font-size: 11px; line-height: 1.4; }
#map { height: 100%; width: 100%; background: #dfe8e5; }
.drone-marker { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; color: white; background: var(--teal); border: 2px solid white; box-shadow: 0 2px 8px rgba(0,0,0,.35); font-size: 15px; }
.drone-marker.unknown { background: var(--amber); }
.drone-marker.monitored { background: #5870aa; }
.drone-marker.emergency { background: var(--accent); }
.operator-marker { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: #1c2932; color: white; border: 2px solid white; }
.receiver-marker { width: 20px; height: 20px; display: grid; place-items: center; transform: rotate(45deg); background: #f5b942; border: 2px solid white; box-shadow: 0 2px 6px rgba(0,0,0,.25); }
.receiver-marker span { transform: rotate(-45deg); font-size: 10px; }
@media (max-width: 760px) {
  .app-shell { grid-template: 52px 42% 1fr / 1fr; }
  .topbar { grid-template-columns: 1fr auto; }
  .status-strip { display: none; }
  .sidebar { grid-row: 3; border-right: 0; border-top: 1px solid var(--line); }
  #map { grid-row: 2; }
  .user-menu span { display: none; }
  .language-select { min-width: 84px; }
}

/* v0.1.10 — operator ID, color de recorridos por altura, export y posición */
.operator-id { margin-top: 6px; font-size: 12px; border-radius: 7px; padding: 5px 8px; line-height: 1.35; }
.operator-id.ok { background: rgba(8,127,120,.10); color: #0b5c57; }
.operator-id.ok span { color: var(--muted); }
.operator-id.missing { background: rgba(185,115,9,.13); color: #8a5300; font-weight: 600; }
.target-height { color: var(--muted); }

.track-legend { margin: 8px 0 4px; padding: 8px 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 9px; }
.track-legend .legend-title { font-size: 11px; color: var(--muted); margin-bottom: 5px; letter-spacing: .02em; }
.track-legend .legend-bar { height: 10px; border-radius: 5px; border: 1px solid rgba(16,27,36,.12); }
.track-legend .legend-scale { display: flex; justify-content: space-between; font-size: 11px; color: var(--ink); margin-top: 3px; font-variant-numeric: tabular-nums; }

.active-track-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.track-export { border: 1px solid var(--line); background: #eef3f0; color: var(--teal); border-radius: 7px; padding: 4px 8px; font: inherit; font-size: 11px; font-weight: 700; cursor: pointer; letter-spacing: .03em; }
.track-export:hover { background: #e3ece8; }

.recent-track-group { border: 1px solid var(--line); border-radius: 10px; padding: 8px; margin-bottom: 8px; background: #fff; border-left: 4px solid var(--muted); }
.recent-track-group.trusted { border-left-color: var(--teal); }
.recent-track-group.monitored { border-left-color: var(--amber); }
.recent-track-group.unknown { border-left-color: var(--muted); }
.recent-track-group-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 8px; margin-bottom: 6px; }
.recent-track-group-head strong { font-size: 13px; }
.recent-track-group-head small { flex-basis: 100%; color: var(--muted); font-size: 11px; }
.recent-track-segment { display: flex; align-items: stretch; gap: 6px; margin-top: 4px; }
.recent-track-segment .recent-track { flex: 1; text-align: left; }

#receiver-position-form { display: flex; flex-direction: column; gap: 7px; }
#receiver-position-form input, #receiver-position-form select { padding: 8px 9px; border: 1px solid var(--line); border-radius: 8px; font: inherit; }

/* v0.1.11 — lat/lon del cursor, medición y export por día */
.coord-readout { background: rgba(17,28,37,.82); color: #eaf1f0; font-size: 12px; font-variant-numeric: tabular-nums; padding: 3px 8px; border-radius: 6px; box-shadow: 0 1px 4px rgba(0,0,0,.3); pointer-events: none; min-height: 12px; letter-spacing: .02em; }
.measure-tools { display: flex; gap: 6px; margin-top: 8px; }
.measure-tools .button { flex: 1; }
.measure-tools .button.active { background: var(--accent); color: #fff; }
.measure-readout { margin-top: 6px; padding: 7px 9px; background: rgba(220,37,53,.10); border: 1px solid rgba(220,37,53,.25); border-radius: 8px; font-size: 12px; color: #8a1620; font-variant-numeric: tabular-nums; }
.group-export { margin-left: auto; }

/* v0.2.0 — zonas de alarma */
.zone-draw-tools { margin: 8px 0; display: flex; flex-direction: column; gap: 6px; }
.zone-draw-tools .button.active { background: var(--accent); color: #fff; }
.zone-save-form { display: flex; flex-direction: column; gap: 7px; margin-top: 6px; padding: 8px; border: 1px solid var(--line); border-radius: 9px; background: #fff; }
.zone-save-form input[name="zone_name"] { padding: 8px 9px; border: 1px solid var(--line); border-radius: 8px; font: inherit; }
.zone-color-row { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--muted); }
.zone-color-row input[type="color"] { width: 42px; height: 26px; border: 1px solid var(--line); border-radius: 6px; background: none; padding: 0; cursor: pointer; }
.zones-list { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.zone-row { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border: 1px solid var(--line); border-radius: 9px; background: #fff; }
.zone-row.disabled { opacity: .6; }
.zone-swatch { width: 14px; height: 14px; border-radius: 4px; flex: none; border: 1px solid rgba(16,27,36,.2); }
.zone-name { flex: 1; display: flex; flex-direction: column; line-height: 1.2; }
.zone-name small { color: var(--muted); font-size: 11px; }
.switch-option.compact { font-size: 11px; gap: 4px; }
.zone-delete { border: 0; background: none; color: var(--accent); font-size: 18px; line-height: 1; cursor: pointer; padding: 0 4px; }