:root {
  --bg: #0d1119;
  --bg2: #131a28;
  --panel: rgba(26, 33, 49, 0.82);
  --panel-solid: #1a2131;
  --panel-border: rgba(255, 255, 255, 0.12);
  --text: #f4f6fb;
  --text-dim: #93a2ba;
  --accent: #2fe6a8;
  --accent2: #38bdf8;
  --accent-dim: #1b7a58;
  --warn: #f5b942;
  --high: #ff4d6d;
  --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, Arial, sans-serif;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
  color: var(--text);
  font-family: var(--sans);
  overflow: hidden;
  background:
    radial-gradient(ellipse 1200px 800px at 15% -10%, rgba(56, 189, 248, 0.13), transparent 60%),
    radial-gradient(ellipse 1000px 700px at 100% 10%, rgba(47, 230, 168, 0.11), transparent 55%),
    var(--bg);
}
#map {
  position: absolute;
  inset: 0;
  background: var(--bg);
}
.leaflet-container {
  background: var(--bg);
}

/* top bar */
#topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  background: linear-gradient(to bottom, rgba(7, 9, 16, 0.96), rgba(7, 9, 16, 0));
  pointer-events: none;
}
#topbar > * {
  pointer-events: auto;
}
#logo {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 1.5px;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
#logo .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}
#search {
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border);
  color: var(--text);
  padding: 9px 13px;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 13px;
  width: 200px;
  outline: none;
  transition: border-color 0.15s;
}
#search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 230, 168, 0.12);
}
#search::placeholder {
  color: var(--text-dim);
}
#stats {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  gap: 8px;
  margin-left: auto;
}
#stats > div {
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  padding: 5px 10px;
  white-space: nowrap;
}
#stats b {
  color: var(--accent);
  font-weight: 600;
}
#status {
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--panel-border);
  background: var(--panel);
  backdrop-filter: blur(10px);
}
#status.live {
  color: var(--accent);
  border-color: rgba(47, 230, 168, 0.4);
  box-shadow: 0 0 12px rgba(47, 230, 168, 0.15);
}
#status.err {
  color: var(--high);
  border-color: rgba(255, 77, 109, 0.4);
}
#status.loading {
  color: var(--warn);
  border-color: rgba(245, 185, 66, 0.4);
}
#zone {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--panel-border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  white-space: nowrap;
}

/* info panel */
#panel {
  position: absolute;
  top: 64px;
  right: 16px;
  z-index: 1000;
  width: 270px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  display: none;
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  overflow: hidden;
}
#panel.show {
  display: block;
}
#panel-header {
  background: linear-gradient(135deg, rgba(47, 230, 168, 0.18), rgba(56, 189, 248, 0.12));
  padding: 16px 16px 12px;
  position: relative;
  border-bottom: 1px solid var(--panel-border);
}
#panel h3 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 17px;
  color: var(--text);
  letter-spacing: 0.3px;
}
#p-type-badge {
  display: inline-block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent2);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}
#panel .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 16px;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
#panel .row:last-of-type {
  border-bottom: none;
}
#panel .row .rlabel {
  display: flex;
  align-items: center;
  gap: 7px;
}
#panel .row .ricon {
  opacity: 0.6;
  font-size: 12px;
  width: 14px;
  text-align: center;
}
#panel .row span:last-child {
  color: var(--text);
  font-weight: 500;
}
#panel .close {
  position: absolute;
  top: 12px;
  right: 14px;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 18px;
  line-height: 1;
  transition: color 0.15s;
}
#panel .close:hover {
  color: var(--text);
}
#panel-body {
  padding-top: 6px;
}

.badge-alt {
  padding: 2px 7px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 600;
}
.badge-cruise {
  color: var(--accent);
  background: rgba(47, 230, 168, 0.12);
}
.badge-mid {
  color: var(--warn);
  background: rgba(245, 185, 66, 0.12);
}
.badge-low {
  color: var(--high);
  background: rgba(255, 77, 109, 0.12);
}

.toolbtn {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.5px;
  font-weight: 600;
  background: var(--panel);
  backdrop-filter: blur(10px);
  color: var(--text-dim);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  transition: all 0.15s;
}
.toolbtn:hover {
  color: var(--text);
  border-color: var(--accent-dim);
  background: rgba(255, 255, 255, 0.1);
}
.toolbtn.active {
  color: #04140f;
  border-color: transparent;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  box-shadow: 0 4px 14px rgba(47, 230, 168, 0.3);
}
.toolbtn.small {
  font-size: 10px;
  padding: 7px 8px;
  flex: 1;
}

#filters-panel {
  position: absolute;
  top: 64px;
  left: 16px;
  z-index: 1000;
  width: 210px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 16px 18px;
  font-family: var(--mono);
  font-size: 11px;
  display: none;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}
#filters-panel.show {
  display: block;
}
.filter-row {
  margin-bottom: 12px;
}
.filter-row:last-child {
  margin-bottom: 0;
}
.filter-row label {
  display: block;
  color: var(--text-dim);
  margin-bottom: 5px;
}
.filter-row input[type='number'] {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--panel-border);
  color: var(--text);
  padding: 7px 9px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 12px;
  outline: none;
  transition: border-color 0.15s;
}
.filter-row input[type='number']:focus {
  border-color: var(--accent);
}
.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.checkbox-row label {
  margin: 0;
  color: var(--text);
}

.panel-actions {
  display: flex;
  gap: 6px;
  margin-top: 14px;
  padding: 0 16px;
}

#route-info {
  text-align: center;
  color: var(--text-dim);
  font-size: 10px;
  margin-top: 8px;
  padding: 0 16px;
  letter-spacing: 0.3px;
}
#route-info b {
  color: var(--accent2);
}

#p-photo {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--panel-border);
}

#zones-panel {
  position: absolute;
  top: 64px;
  right: 300px;
  z-index: 1000;
  width: 220px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 12px;
  display: none;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}
#zones-panel.show {
  display: block;
}
.zones-title {
  color: var(--text-dim);
  font-size: 11px;
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}
.zone-btn {
  display: block;
  width: 100%;
  text-align: left;
  font-family: var(--sans);
  font-size: 13px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 9px 12px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: all 0.15s;
}
.zone-btn:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--accent-dim);
}
.zone-btn.active {
  background: linear-gradient(90deg, rgba(47, 230, 168, 0.18), rgba(56, 189, 248, 0.12));
  border-color: var(--accent);
  color: var(--accent);
}

.route-glow {
  filter: drop-shadow(0 0 4px rgba(56, 189, 248, 0.8));
}

#lang-switcher {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  gap: 4px;
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 4px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}
.lang-btn {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  background: transparent;
  color: var(--text-dim);
  border: none;
  border-radius: 7px;
  padding: 7px 14px;
  cursor: pointer;
  transition: all 0.15s;
}
.lang-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}
.lang-btn.active {
  color: #04140f;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

html[dir='rtl'] #panel .row {
  direction: rtl;
}
html[dir='rtl'] .rlabel {
  flex-direction: row-reverse;
}
html[dir='rtl'] #zone {
  direction: rtl;
}
html[dir='rtl'] .zone-btn {
  text-align: right;
  direction: rtl;
}
html[dir='rtl'] .filter-row label {
  direction: rtl;
  text-align: right;
}
html[dir='rtl'] .checkbox-row {
  flex-direction: row-reverse;
  justify-content: flex-end;
}

/* Hebrew renders poorly in a narrow monospace stack (cramped, low
     legibility); switch to a proper Hebrew-capable font and relax the
     letter-spacing/uppercase styling that was tuned for Latin mono text. */
html[lang='he'] {
  --mono: 'Arial Hebrew', 'Noto Sans Hebrew', 'Segoe UI', Arial, sans-serif;
  --sans: 'Arial Hebrew', 'Noto Sans Hebrew', 'Segoe UI', Arial, sans-serif;
}
html[lang='he'] #logo,
html[lang='he'] #status,
html[lang='he'] #zone,
html[lang='he'] #stats,
html[lang='he'] .toolbtn,
html[lang='he'] #panel,
html[lang='he'] #filters-panel,
html[lang='he'] #zones-panel,
html[lang='he'] #legend,
html[lang='he'] #search {
  letter-spacing: normal;
}
html[lang='he'] #topbar {
  flex-wrap: wrap;
  row-gap: 8px;
}
html[lang='he'] #search {
  min-width: 160px;
}

#legend {
  position: absolute;
  bottom: 16px;
  left: 16px;
  z-index: 1000;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 9px 14px;
  display: flex;
  gap: 14px;
  align-items: center;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.legend-swatch {
  width: 9px;
  height: 9px;
  border-radius: 1px;
  display: inline-block;
}

#attribution-note {
  position: absolute;
  bottom: 16px;
  right: 16px;
  z-index: 1000;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-dim);
  opacity: 0.6;
}

/* push Leaflet's built-in layer switcher below our custom top bar */
.leaflet-top.leaflet-right {
  top: 64px;
}
.leaflet-control-layers {
  background: var(--panel) !important;
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border) !important;
  border-radius: 10px !important;
  color: var(--text) !important;
  font-family: var(--mono);
  font-size: 12px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4) !important;
}
.leaflet-control-layers-list label {
  color: var(--text);
}
.leaflet-control-layers-selector {
  accent-color: var(--accent);
}

.leaflet-bar {
  border: 1px solid var(--panel-border) !important;
  border-radius: 10px !important;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4) !important;
}
.leaflet-bar a {
  background: var(--panel) !important;
  backdrop-filter: blur(10px);
  color: var(--text) !important;
  border-bottom: 1px solid var(--panel-border) !important;
}
.leaflet-bar a:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  color: var(--accent) !important;
}
/* ================= Responsive ================= */

/* Tablet: tighten spacing, slightly smaller panels */
@media (max-width: 900px) {
  #panel {
    width: 240px;
  }
  #zones-panel {
    right: 260px;
    width: 200px;
  }
  #filters-panel {
    width: 190px;
  }
  #stats {
    gap: 6px;
  }
  #stats > div {
    padding: 5px 8px;
    font-size: 11px;
  }
}

/* Phone (covers 360px-wide devices like 360×780) */
@media (max-width: 600px) {
  #topbar {
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 10px;
    background: linear-gradient(
      to bottom,
      rgba(13, 17, 25, 0.98),
      rgba(13, 17, 25, 0.85) 70%,
      rgba(13, 17, 25, 0)
    );
  }
  #logo {
    font-size: 13px;
    order: 1;
  }
  #status {
    order: 2;
    font-size: 10px;
    padding: 4px 7px;
  }
  #zone {
    order: 3;
    font-size: 10px;
    padding: 4px 7px;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  #zones-toggle {
    order: 4;
  }
  #filters-toggle {
    order: 5;
  }
  #stats {
    order: 6;
    flex: 1 1 100%;
    gap: 6px;
  }
  #stats > div {
    font-size: 10px;
    padding: 4px 8px;
  }
  #search {
    order: 7;
    flex: 1 1 100%;
    width: 100%;
    font-size: 12px;
  }
  .toolbtn {
    font-size: 10px;
    padding: 6px 8px;
  }

  /* Side panels become full-width bottom sheets instead of fixed-width
       floating boxes, so they never overflow a narrow viewport. */
  #panel,
  #filters-panel,
  #zones-panel {
    left: 10px !important;
    right: 10px !important;
    width: auto !important;
    top: auto !important;
    bottom: 64px !important;
    max-height: 56vh;
    overflow-y: auto;
  }
  #panel {
    bottom: 64px;
  }
  #filters-panel {
    bottom: 64px;
  }
  #zones-panel {
    bottom: 64px;
  }

  #legend {
    left: 8px;
    right: 8px;
    bottom: 56px;
    width: auto;
    font-size: 9px;
    padding: 6px 8px;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
  }
  #attribution-note {
    display: none;
  } /* not essential, saves precious space */
  #lang-switcher {
    bottom: 8px;
    padding: 3px;
  }
  .lang-btn {
    font-size: 10px;
    padding: 6px 9px;
  }

  .leaflet-top.leaflet-right {
    top: 100px;
  }
  .leaflet-control-layers {
    font-size: 11px;
  }
  .leaflet-bar {
    transform: scale(0.9);
    transform-origin: bottom right;
  }

  #p-photo {
    height: 110px;
  }
  #panel h3 {
    font-size: 15px;
  }
}

/* Very narrow phones (e.g. 360px width) — trim a bit further */
@media (max-width: 380px) {
  #zone {
    display: none;
  } /* the zone name is nice-to-have, not essential */
  #stats > div:nth-child(2) {
    display: none;
  } /* keep only "flights tracked" */
  #logo {
    letter-spacing: 1px;
  }
  .lang-btn {
    padding: 5px 7px;
    font-size: 9px;
  }
}

/* Landscape phones: panels are wide but short — keep them reachable */
@media (max-width: 900px) and (max-height: 420px) {
  #panel,
  #filters-panel,
  #zones-panel {
    max-height: 70vh;
  }
  #legend {
    display: none;
  }
}