/* ============================================================
   SDR Tracker — Dark Professional Theme
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-dark:      #0a0e14;
  --bg-panel:     #0f1520;
  --bg-card:      #141d2b;
  --bg-card-hov:  #1a2535;
  --bg-selected:  #0d2040;
  --border:       #1e2d42;
  --border-light: #253447;
  --text-primary: #e2eaf5;
  --text-muted:   #6b859e;
  --text-dim:     #3d5570;
  --accent:       #00d4ff;
  --accent-dim:   #0077aa;
  --green:        #22ff88;
  --green-dim:    #0a4428;
  --orange:       #ff9900;
  --red:          #ff4455;
  --purple:       #a855f7;
  --yellow:       #f5c518;
  --sidebar-w:    300px;
  --header-h:     56px;
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 13px;
  background: var(--bg-dark);
  color: var(--text-primary);
  overflow: hidden;
}

/* ============================================================
   Layout
   ============================================================ */

#app {
  display: flex;
  height: 100vh;
  width: 100vw;
}

#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  max-width: var(--sidebar-w);
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 10;
}
#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: transparent; }
#sidebar::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

#map-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

#map {
  width: 100%;
  height: 100%;
  background: #050a14;
}

/* ============================================================
   Sidebar Header
   ============================================================ */

#sidebar-header {
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0d1826 0%, var(--bg-panel) 100%);
  flex-shrink: 0;
}

.logo-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.sub-title {
  font-size: 11px;
  color: var(--text-muted);
  padding-left: 38px;
}

/* ============================================================
   Satellite List Header
   ============================================================ */

#sat-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.badge {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  letter-spacing: 0;
}

/* ============================================================
   Satellite List
   ============================================================ */

#sat-search-row {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  flex-shrink: 0;
}
#sat-search {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 5px;
  color: var(--text-primary);
  font-size: 12px;
  padding: 5px 10px;
  outline: none;
  font-family: inherit;
  transition: border-color 0.2s;
}
#sat-search::placeholder { color: var(--text-dim); }
#sat-search:focus { border-color: var(--accent-dim); }

#sat-list {
  height: 38vh;
  min-height: 160px;
  flex-shrink: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

#sat-list::-webkit-scrollbar { width: 4px; }
#sat-list::-webkit-scrollbar-track { background: transparent; }
#sat-list::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

.sat-item {
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s ease;
}

.sat-item:hover {
  background: var(--bg-card-hov);
}

.sat-item.selected {
  background: var(--bg-selected);
  border-left: 3px solid var(--accent);
}

.sat-item-header {
  padding: 9px 14px 8px;
}

.sat-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 5px;
}

.sat-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background 0.3s, box-shadow 0.3s;
}

.sat-dot.active {
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { box-shadow: 0 0 4px var(--green); }
  50% { box-shadow: 0 0 10px var(--green), 0 0 20px rgba(34,255,136,0.3); }
}

.sat-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.sat-meta {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.badge-agency {
  background: rgba(168,85,247,0.15);
  color: var(--purple);
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid rgba(168,85,247,0.25);
}

.badge-orbit {
  background: rgba(0,212,255,0.1);
  color: var(--accent);
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid rgba(0,212,255,0.2);
}

/* ============================================================
   Satellite Details (expanded)
   ============================================================ */

.sat-details {
  display: none;
  padding: 0 14px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}

.sat-details.open {
  display: block;
}

.sat-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 8px 0 10px;
}

.freq-section {
  margin-bottom: 10px;
}

.freq-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--green);
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.freq-label::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 2px;
  background: var(--green);
  border-radius: 1px;
}

.freq-label.uplink { color: var(--orange); }
.freq-label.uplink::before { background: var(--orange); }
.freq-label.beacon { color: var(--yellow); }
.freq-label.beacon::before { background: var(--yellow); }

.freq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.freq-table th {
  text-align: left;
  color: var(--text-dim);
  font-weight: 600;
  padding: 2px 4px;
  font-size: 10px;
  text-transform: uppercase;
}

.freq-table td {
  padding: 3px 4px;
  color: var(--text-primary);
  vertical-align: top;
  border-top: 1px solid rgba(30,45,66,0.5);
}

.freq-val {
  font-family: 'Courier New', monospace;
  font-weight: 700;
  color: var(--green) !important;
  white-space: nowrap;
}

.freq-val.uplink { color: var(--orange) !important; }
.freq-val.beacon { color: var(--yellow) !important; }

.freq-info {
  color: var(--text-muted) !important;
  font-size: 10px;
}

.band-badge {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 9px;
  font-weight: 700;
  background: rgba(0,212,255,0.15);
  color: var(--accent);
  border: 1px solid rgba(0,212,255,0.25);
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.band-badge.uplink-band { background: rgba(255,140,0,0.15); color: var(--orange); border-color: rgba(255,140,0,0.25); }
.band-badge.beacon-band { background: rgba(255,214,0,0.15); color: var(--yellow); border-color: rgba(255,214,0,0.25); }

.sdr-bw {
  font-size: 10px;
  color: #a0c4ff;
  white-space: nowrap;
  cursor: help;
  font-family: 'Courier New', monospace;
}

.popup-new-badge {
  display: inline-block;
  background: #ffd700;
  color: #000;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  vertical-align: middle;
  margin-left: 4px;
}

.popup-first-seen {
  font-size: 10px;
  color: #ffd700aa;
  margin: 2px 0;
}

.sat-notes {
  margin: 8px 0;
  padding: 7px 10px;
  background: rgba(0,212,255,0.06);
  border-left: 2px solid var(--accent-dim);
  border-radius: 0 4px 4px 0;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.notes-icon {
  width: 14px;
  height: 14px;
  min-width: 14px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.btn-track {
  margin-top: 10px;
  width: 100%;
  padding: 6px 10px;
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: 0.3px;
}

.btn-track:hover {
  background: rgba(0,212,255,0.1);
  border-color: var(--accent);
}

/* ============================================================
   Position Panel
   ============================================================ */

#pos-panel {
  flex-shrink: 0;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding: 12px 14px;
}

.pos-title {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.7px;
  font-weight: 600;
  margin-bottom: 8px;
}

.pos-title span {
  color: var(--accent);
  font-weight: 700;
}

.pos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 8px;
}

.pos-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px;
}

.pos-label {
  display: block;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 2px;
}

.pos-val {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
}

#active-sdr-count {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

#active-sdr-count span {
  color: var(--green);
  font-weight: 700;
}

#stream-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background 0.3s;
}

.status-dot.streaming {
  background: var(--green);
  animation: stream-pulse 1.5s ease-in-out infinite;
}

.status-dot.error {
  background: var(--red);
}

@keyframes stream-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ============================================================
   Map Overlay
   ============================================================ */

#map-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

#station-count-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(10,14,20,0.85);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 11px;
  color: var(--text-primary);
  backdrop-filter: blur(4px);
  pointer-events: none;
}

#new-today-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(10,14,20,0.88);
  border: 1px solid #ffd700aa;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 11px;
  color: #ffd700;
  backdrop-filter: blur(4px);
  pointer-events: all;
  cursor: default;
}

#tg-link {
  display: flex;
  align-items: center;
  opacity: 0.8;
  transition: opacity 0.2s;
  pointer-events: all;
}
#tg-link:hover { opacity: 1; }

#freq-filter-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(10,14,20,0.85);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
  backdrop-filter: blur(4px);
  pointer-events: all;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  font-family: inherit;
  white-space: nowrap;
}
#freq-filter-btn:hover {
  border-color: var(--accent-dim);
  color: var(--text-primary);
}
#freq-filter-btn.active {
  background: rgba(0,119,170,0.22);
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================================
   Leaflet Customization
   ============================================================ */

.leaflet-container {
  background: #050a14 !important;
}

.leaflet-tile {
  filter: brightness(0.7) saturate(0.5) hue-rotate(180deg) invert(1) brightness(0.4);
}

.leaflet-popup-content-wrapper {
  background: var(--bg-panel) !important;
  border: 1px solid var(--border-light) !important;
  border-radius: 8px !important;
  box-shadow: 0 4px 20px rgba(0,0,0,0.6) !important;
  color: var(--text-primary) !important;
  padding: 0 !important;
}

.leaflet-popup-tip {
  background: var(--bg-panel) !important;
}

.leaflet-popup-content {
  margin: 0 !important;
  min-width: 220px;
}

.popup-inner {
  padding: 12px 14px;
}

.popup-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.3;
}

.popup-source {
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.popup-freqs {
  margin-bottom: 8px;
}

.popup-freq-row {
  font-family: 'Courier New', monospace;
  font-size: 11px;
  color: var(--green);
  display: flex;
  gap: 8px;
}

.popup-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  margin-bottom: 8px;
}

.popup-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.popup-status-dot.online { background: var(--green); }
.popup-status-dot.offline { background: var(--red); }

.popup-btn {
  display: block;
  width: 100%;
  padding: 7px;
  background: rgba(0,212,255,0.1);
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  text-align: center;
  border-radius: 0 0 7px 7px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

.popup-btn:hover {
  background: rgba(0,212,255,0.2);
  color: var(--accent);
}

.popup-btn-active {
  background: rgba(34,255,136,0.15);
  border-color: var(--green);
  color: var(--green);
}

.popup-btn-active:hover {
  background: rgba(34,255,136,0.25);
  color: var(--green);
}

/* ============================================================
   Station Markers (custom SVG via Leaflet DivIcon)
   ============================================================ */

.sdr-marker {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.3);
  transition: all 0.3s ease;
}

.sdr-marker.online {
  background: rgba(34,255,136,0.7);
  border-color: var(--green);
  box-shadow: 0 0 4px rgba(34,255,136,0.5);
}

.sdr-marker.offline {
  background: rgba(255,68,85,0.6);
  border-color: var(--red);
}

.sdr-marker.active-in-footprint {
  background: var(--green) !important;
  border-color: #ffffff !important;
  animation: station-blink 1s ease-in-out infinite;
  box-shadow: 0 0 12px var(--green), 0 0 24px rgba(34,255,136,0.5) !important;
  z-index: 1000 !important;
  width: 16px !important;
  height: 16px !important;
  margin-left: -2px;
  margin-top: -2px;
}

.sdr-marker.new-today {
  background: rgba(255,215,0,0.85) !important;
  border-color: #ffd700 !important;
  box-shadow: 0 0 8px rgba(255,215,0,0.7), 0 0 16px rgba(255,215,0,0.3) !important;
  width: 14px !important;
  height: 14px !important;
  margin-left: -1px;
  margin-top: -1px;
}

.sdr-marker.new-today.active-in-footprint {
  background: #ffd700 !important;
  animation: station-blink-new 1s ease-in-out infinite;
}

@keyframes station-blink-new {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 10px #ffd700, 0 0 20px rgba(255,215,0,0.5); }
  50%       { opacity: 0.4; transform: scale(1.6); box-shadow: 0 0 20px #ffd700, 0 0 40px rgba(255,215,0,0.6); }
}

@keyframes station-blink {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 8px var(--green), 0 0 16px rgba(34,255,136,0.4);
  }
  50% {
    opacity: 0.3;
    transform: scale(1.5);
    box-shadow: 0 0 16px var(--green), 0 0 32px rgba(34,255,136,0.6);
  }
}

/* Satellite marker */
.sat-marker-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   Leaflet Controls
   ============================================================ */

.leaflet-control-zoom {
  border: 1px solid var(--border-light) !important;
  border-radius: 6px !important;
  overflow: hidden;
}

.leaflet-control-zoom a {
  background: var(--bg-panel) !important;
  color: var(--text-primary) !important;
  border-bottom: 1px solid var(--border) !important;
  width: 28px !important;
  height: 28px !important;
  line-height: 28px !important;
  font-size: 16px !important;
}

.leaflet-control-zoom a:hover {
  background: var(--bg-card-hov) !important;
}

.leaflet-control-attribution {
  background: rgba(10,14,20,0.7) !important;
  color: var(--text-dim) !important;
  font-size: 9px !important;
  backdrop-filter: blur(2px);
}

.leaflet-control-attribution a {
  color: var(--accent-dim) !important;
}

/* ============================================================
   Scrollbar global
   ============================================================ */

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 640px) {
  :root { --sidebar-w: 260px; }
}

@media (max-width: 420px) {
  #sidebar { display: none; }
}

/* ============================================================
   AI Assistant Widget
   ============================================================ */

#ai-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

#ai-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #0d2040, #0a1628);
  border: 1px solid var(--accent);
  border-radius: 24px;
  color: var(--accent);
  padding: 10px 18px 10px 14px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 0 16px rgba(0,212,255,0.3), 0 4px 16px rgba(0,0,0,0.5);
  transition: all 0.2s ease;
  letter-spacing: 0.3px;
}
#ai-toggle:hover {
  background: linear-gradient(135deg, #0d2a50, #0a1e3a);
  box-shadow: 0 0 24px rgba(0,212,255,0.5), 0 4px 20px rgba(0,0,0,0.6);
  transform: translateY(-1px);
}
#ai-toggle svg { flex-shrink: 0; }

#ai-panel {
  width: 360px;
  max-height: 520px;
  background: var(--bg-panel);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 40px rgba(0,0,0,0.7), 0 0 0 1px rgba(0,212,255,0.08);
  overflow: hidden;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
#ai-panel.ai-hidden {
  display: none;
}

#ai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: linear-gradient(90deg, #0d2040 0%, #091828 100%);
  border-bottom: 1px solid var(--border);
}
#ai-header-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.3px;
}
#ai-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
  line-height: 1;
  transition: color 0.15s;
}
#ai-close:hover { color: var(--text-primary); }

#ai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 200px;
  max-height: 360px;
}

.ai-msg {
  display: flex;
  gap: 8px;
  animation: ai-msg-in 0.18s ease;
}
@keyframes ai-msg-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ai-msg-user { justify-content: flex-end; }
.ai-msg-bot  { justify-content: flex-start; }

.ai-msg-content {
  max-width: 85%;
  padding: 9px 13px;
  border-radius: 12px;
  font-size: 12.5px;
  line-height: 1.55;
  word-break: break-word;
}
.ai-msg-user .ai-msg-content {
  background: linear-gradient(135deg, #0d3060, #0a1e40);
  color: var(--text-primary);
  border-bottom-right-radius: 4px;
  border: 1px solid rgba(0,212,255,0.2);
}
.ai-msg-bot .ai-msg-content {
  background: var(--bg-card);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
  border: 1px solid var(--border);
}
.ai-msg-bot .ai-msg-content strong { color: var(--accent); }
.ai-msg-bot .ai-msg-content a {
  color: #4dd;
  text-decoration: underline;
  text-decoration-color: rgba(77,221,221,0.4);
}
.ai-msg-bot .ai-msg-content a:hover { color: var(--accent); }
.ai-msg-bot .ai-msg-content code {
  background: rgba(0,0,0,0.3);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 11px;
  color: #7ef;
}
.ai-msg-bot .ai-msg-content ul,
.ai-msg-bot .ai-msg-content ol {
  padding-left: 18px;
  margin: 4px 0;
}
.ai-msg-bot .ai-msg-content li { margin: 2px 0; }
.ai-msg-bot .ai-msg-content p { margin: 4px 0; }
.ai-msg-bot .ai-msg-content h3 {
  font-size: 12.5px;
  color: var(--accent);
  margin: 6px 0 2px;
}

.ai-typing {
  display: inline-flex;
  gap: 3px;
  padding: 4px 0;
}
.ai-typing span {
  width: 5px; height: 5px;
  background: var(--accent);
  border-radius: 50%;
  animation: ai-bounce 1.2s infinite;
}
.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes ai-bounce {
  0%,80%,100% { transform: translateY(0); opacity: 0.4; }
  40%          { transform: translateY(-5px); opacity: 1; }
}

.ai-open-btn {
  display: inline-block;
  margin-top: 8px;
  padding: 5px 12px;
  background: linear-gradient(135deg, #0d3060, #061828);
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
}
.ai-open-btn:hover {
  background: linear-gradient(135deg, #0d4080, #0a2840);
  box-shadow: 0 0 8px rgba(0,212,255,0.3);
}

#ai-input-row {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-dark);
  align-items: flex-end;
}
#ai-input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 12.5px;
  resize: none;
  outline: none;
  font-family: inherit;
  line-height: 1.4;
  max-height: 80px;
  overflow-y: auto;
  transition: border-color 0.15s;
}
#ai-input:focus { border-color: var(--accent); }
#ai-input::placeholder { color: var(--text-dim); }

#ai-send {
  background: linear-gradient(135deg, #0055aa, #003366);
  border: 1px solid rgba(0,212,255,0.3);
  border-radius: 8px;
  color: var(--accent);
  width: 34px;
  height: 34px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  flex-shrink: 0;
}
#ai-send:hover {
  background: linear-gradient(135deg, #0077cc, #004488);
  box-shadow: 0 0 8px rgba(0,212,255,0.3);
}
#ai-send:disabled { opacity: 0.4; cursor: not-allowed; }

@media (max-width: 480px) {
  #ai-panel { width: calc(100vw - 24px); }
  #ai-widget { right: 12px; bottom: 12px; }
}

/* AI model selector */
#ai-model-wrap {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 0 4px;
}
#ai-model-select {
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 11px;
  padding: 3px 6px;
  outline: none;
  cursor: pointer;
  max-width: 160px;
  width: 100%;
  transition: border-color 0.15s, color 0.15s;
}
#ai-model-select:hover,
#ai-model-select:focus {
  border-color: var(--accent);
  color: var(--text-primary);
}
#ai-model-select option { background: #0f1520; color: var(--text-primary); }
#ai-model-select optgroup { background: #0a0e14; color: var(--accent); font-size: 10px; }

/* ============================================================
   Observer Panel
   ============================================================ */

#observer-panel {
  flex-shrink: 0;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding: 8px 14px;
}

.obs-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

#obs-search-row {
  display: flex;
  gap: 4px;
  margin-bottom: 5px;
}

#obs-search {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  color: var(--text-primary);
  padding: 4px 7px;
  font-size: 11px;
  outline: none;
  font-family: inherit;
  min-width: 0;
}
#obs-search:focus { border-color: var(--accent); }
#obs-search::placeholder { color: var(--text-dim); }

#obs-search-row button {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  color: var(--accent);
  font-size: 11px;
  padding: 4px 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
#obs-search-row button:hover {
  background: rgba(0,212,255,0.1);
  border-color: var(--accent);
}

#obs-coords {
  font-size: 10px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}
#obs-coords span {
  color: var(--accent);
}

/* ============================================================
   Polar Plot
   ============================================================ */

#polar-wrap {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 6px 0 2px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
}

#polar-canvas {
  border-radius: 50%;
  background: #0a0e14;
  display: block;
}

/* ============================================================
   Passes Panel
   ============================================================ */

#passes-panel {
  flex-shrink: 0;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding: 8px 14px;
  max-height: 200px;
  overflow-y: auto;
}

.passes-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.passes-title span {
  color: var(--accent);
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

.pass-row {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
  font-size: 10px;
}

.pass-row:last-child {
  border-bottom: none;
}

.pass-num {
  color: var(--text-dim);
  font-weight: 700;
  min-width: 18px;
  font-family: monospace;
  padding-top: 1px;
}

.pass-cells {
  flex: 1;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pass-cell {
  display: flex;
  flex-direction: column;
  min-width: 60px;
}

.pass-lbl {
  font-size: 9px;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.pass-time {
  font-family: 'Courier New', monospace;
  font-size: 10px;
  color: var(--text-primary);
  white-space: nowrap;
}

.pass-az {
  font-family: 'Courier New', monospace;
  font-size: 9px;
  color: var(--text-muted);
}

.pass-az.el-high { color: var(--green); }
.pass-az.el-mid  { color: var(--yellow); }
.pass-az.el-low  { color: var(--text-muted); }

.pass-dur {
  font-family: 'Courier New', monospace;
  font-size: 10px;
  color: var(--accent);
  white-space: nowrap;
  padding-top: 1px;
  min-width: 40px;
  text-align: right;
}

.pass-none {
  font-size: 10px;
  color: var(--text-dim);
  font-style: italic;
  text-align: center;
  padding: 6px 0;
}

/* Station open button inside AI messages */
.ai-station-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 4px 2px 2px;
  padding: 5px 12px 5px 10px;
  background: linear-gradient(135deg, rgba(0,60,120,0.6), rgba(0,30,70,0.6));
  border: 1px solid rgba(0,212,255,0.35);
  border-radius: 7px;
  color: var(--accent);
  font-size: 11.5px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ai-station-btn:hover {
  background: linear-gradient(135deg, rgba(0,80,160,0.8), rgba(0,50,100,0.8));
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(0,212,255,0.25);
  color: #fff;
}
.ai-station-btn svg { flex-shrink: 0; }