:root {
  --bg: #0d1117;
  --panel: #161b22e6;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --T: #1a73e8;   /* Telstra — blue */
  --O: #ffc400;   /* Optus — yellow */
  --V: #e60000;   /* TPG / Vodafone — red */
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body { background: var(--bg); color: var(--text); overflow: hidden; }
#map { position: absolute; inset: 0; }

.panel {
  position: absolute;
  top: 12px; left: 12px;
  width: 316px; max-width: calc(100vw - 24px);
  max-height: calc(100vh - 24px);
  overflow-y: auto;
  background:
    radial-gradient(120% 60% at 0% 0%, rgba(88,166,255,.10), transparent 60%),
    linear-gradient(180deg, #171d26f2, #12161df2);
  backdrop-filter: blur(16px);
  border: 1px solid #ffffff14;
  border-radius: 18px;
  padding: 18px 18px 16px;
  z-index: 10;
  box-shadow: 0 16px 44px rgba(0,0,0,.5), inset 0 1px 0 #ffffff14;
}
.panel::-webkit-scrollbar { width: 8px; }
.panel::-webkit-scrollbar-thumb { background: #30363d; border-radius: 4px; }

/* Brand / header */
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.logo {
  width: 42px; height: 42px; flex: none; display: grid; place-items: center;
  color: #fff; border-radius: 12px;
  background: linear-gradient(145deg, #1f6feb, #388bfd);
  box-shadow: 0 4px 14px rgba(56,139,253,.4), inset 0 1px 0 #ffffff40;
}
.brand-txt h1 { margin: 0; font-size: 25px; font-weight: 800; letter-spacing: -.6px; line-height: 1; }
.brand-txt h1 span {
  background: linear-gradient(90deg, #58a6ff, #7ee787);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.tagline { margin: 4px 0 0; color: var(--muted); font-size: 12.5px; }

/* Section dividers */
.controls > * + * { border-top: 1px solid #ffffff0f; padding-top: 14px; }

/* Who serves me button */
.serve-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 11px 14px; margin-bottom: 14px;
  background: linear-gradient(135deg, #1f6feb, #388bfd);
  color: #fff; border: none; border-radius: 10px;
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: filter .15s, transform .05s;
}
.serve-btn:hover { filter: brightness(1.08); }
.serve-btn:active { transform: translateY(1px); }
.serve-btn.loading { opacity: .7; pointer-events: none; }
.serve-btn.loading svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.serve-sub { font-size: 11px; font-weight: 500; opacity: .8; }

/* Address search */
.addr-form { display: flex; gap: 6px; margin-bottom: 10px; }
.addr-form input {
  flex: 1; min-width: 0; padding: 9px 11px;
  background: #0d1117; border: 1px solid var(--border); border-radius: 9px;
  color: var(--text); font-size: 13px;
}
.addr-form input:focus { outline: none; border-color: var(--accent); }
.addr-form input::placeholder { color: var(--muted); }
.addr-form button {
  flex: none; width: 40px; display: grid; place-items: center;
  background: #21262d; border: 1px solid var(--border); border-radius: 9px;
  color: var(--text); cursor: pointer;
}
.addr-form button:hover { border-color: var(--accent); color: var(--accent); }
.addr-form.loading button svg { animation: spin 1s linear infinite; }
.addr-results {
  background: #0d1117; border: 1px solid var(--border); border-radius: 10px;
  margin-bottom: 14px; overflow: hidden;
}
.addr-item { padding: 8px 11px; font-size: 12.5px; cursor: pointer; border-top: 1px solid var(--border); line-height: 1.35; }
.addr-item:first-child { border-top: none; }
.addr-item:hover { background: #161b22; }
.addr-item.empty { color: var(--muted); cursor: default; }
.addr-item.empty:hover { background: none; }

/* Serve result card */
.serve-result {
  background: #0d1117; border: 1px solid var(--border); border-radius: 12px;
  padding: 10px 12px; margin-bottom: 14px;
}
.serve-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.serve-head strong { font-size: 13px; }
#serve-clear { background: none; border: none; color: var(--muted); font-size: 15px; cursor: pointer; padding: 0 2px; }
#serve-clear:hover { color: var(--text); }
.serve-hint { font-size: 12.5px; color: var(--muted); }
.serve-row { padding: 7px 0; border-top: 1px solid var(--border); cursor: pointer; }
.serve-row:hover { background: #161b22; margin: 0 -12px; padding: 7px 12px; }
.serve-row-h { display: flex; align-items: center; gap: 7px; }
.serve-row-h strong { font-size: 13px; }
.serve-dist { margin-left: auto; font-size: 12px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.serve-meta { font-size: 11.5px; color: var(--muted); margin-top: 2px; padding-left: 17px; }

.group { margin-bottom: 16px; }
.group h2 { font-size: 12px; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); margin: 0 0 8px; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px; margin: 0 6px 6px 0;
  border: 1px solid var(--border); border-radius: 999px;
  font-size: 13px; cursor: pointer; user-select: none;
  transition: background .15s, border-color .15s;
}
.chip:hover { border-color: var(--accent); }
.chip input { accent-color: var(--accent); margin: 0; }
.chip b { color: var(--muted); font-weight: 600; font-size: 12px; }
.chip-T { border-left: 3px solid var(--T); }
.chip-O { border-left: 3px solid var(--O); }
.chip-V { border-left: 3px solid var(--V); }
.hint { display: block; font-size: 11px; color: var(--muted); margin-top: 4px; line-height: 1.4; }

/* Band filter (collapsible) */
.band-group summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 8px; }
.band-group summary::-webkit-details-marker { display: none; }
.band-group summary h2 { margin: 0; }
.band-group summary::after { content: "▸"; color: var(--muted); font-size: 11px; transition: transform .15s; margin-left: auto; }
.band-group[open] summary::after { transform: rotate(90deg); }
.summary-note { font-size: 11px; color: var(--accent); font-weight: 600; }
.band-filter { margin-top: 10px; }
.band-cat { font-size: 10px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); margin: 8px 0 5px; }
.band-chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 8px; margin: 0 5px 5px 0;
  border: 1px solid var(--border); border-radius: 7px;
  font-size: 11.5px; cursor: pointer; user-select: none;
}
.band-chip:hover { border-color: var(--accent); }
.band-chip input { display: none; }
.band-chip.on { background: var(--accent); color: #0d1117; border-color: var(--accent); font-weight: 600; }
.band-chip small { color: var(--muted); font-variant-numeric: tabular-nums; }
.band-chip.on small { color: #0d1117cc; }
.band-clear {
  display: block; margin: 4px 0 2px; padding: 4px 10px;
  background: none; border: 1px solid var(--border); border-radius: 7px;
  color: var(--muted); font-size: 11.5px; cursor: pointer;
}
.band-clear:hover { border-color: var(--accent); color: var(--text); }

/* Toggle switch */
.switch { display: flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; }
.switch .track {
  width: 38px; height: 22px; border-radius: 999px; background: #30363d;
  position: relative; transition: background .18s; flex: none;
}
.switch .track::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform .18s;
}
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(16px); }
.switch-label { font-size: 13px; }

/* Segmented control (coverage type) */
.seg { display: flex; margin-top: 10px; background: #0d1117; border: 1px solid var(--border); border-radius: 9px; padding: 3px; gap: 3px; }
.seg button {
  flex: 1; padding: 6px 8px; border: none; border-radius: 6px; cursor: pointer;
  background: none; color: var(--muted); font-size: 12px; font-weight: 500;
  transition: background .15s, color .15s;
}
.seg button:hover { color: var(--text); }
.seg button.on { background: var(--accent); color: #0d1117; font-weight: 600; }

.cov-legend { display: flex; gap: 12px; margin-top: 9px; font-size: 12px; color: var(--muted); }
.cov-legend span { display: inline-flex; align-items: center; gap: 5px; }
.cov-legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; opacity: .85; }

.stat { font-size: 15px; padding: 10px 0; border-top: 1px solid var(--border); }
.stat span { font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }

footer { margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--border); font-size: 11px; color: var(--muted); }
footer a { color: var(--accent); }
.muted { opacity: .7; }

/* "You are here" marker — draggable */
.me-marker {
  width: 18px; height: 18px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, #cfe4ff 70%);
  border: 3px solid var(--accent);
  box-shadow: 0 0 0 6px rgba(88,166,255,.22), 0 2px 6px rgba(0,0,0,.5);
  cursor: grab;
}
.me-marker:active { cursor: grabbing; box-shadow: 0 0 0 9px rgba(88,166,255,.28), 0 2px 8px rgba(0,0,0,.6); }
.serve-foot { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--border); font-size: 11px; color: var(--muted); }

/* Popup */
.maplibregl-popup-content {
  background: #161b22; color: var(--text);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 14px; font-size: 13px; min-width: 200px;
}
.maplibregl-popup-tip { border-top-color: #161b22 !important; border-bottom-color: #161b22 !important; }
.maplibregl-popup-close-button { color: var(--muted); font-size: 18px; padding: 2px 6px; }
.pop-h { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.pop-dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.pop-h strong { font-size: 14px; }
.pop-rfnsa { color: var(--muted); font-size: 12px; }
.pop-op { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--border); }
.pop-op:first-of-type { border-top: none; }
.pop-op-name { font-size: 12px; font-weight: 700; }
.pop-bands { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.pop-band { font-size: 11px; padding: 2px 6px; border-radius: 5px; background: #21262d; border: 1px solid var(--border); }
.pop-band.g5 { border-color: #3fb950; color: #7ee787; }
.pop-band.g4 { border-color: #58a6ff; color: #79c0ff; }
.pop-band.g3 { border-color: #d29922; color: #e3b341; }

#panel-toggle {
  display: none;
  position: absolute; top: 12px; left: 12px; z-index: 11;
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); font-size: 18px; cursor: pointer;
  backdrop-filter: blur(12px);
}

/* Bottom-sheet handle (mobile only) */
.sheet-handle { display: none; }

@media (max-width: 640px) {
  /* Panel becomes a bottom sheet that peeks, then expands on tap. */
  .panel {
    top: auto; bottom: 0; left: 0; right: 0;
    width: 100%; max-width: 100%; max-height: 84vh;
    border-radius: 20px 20px 0 0;
    padding: 20px 16px calc(16px + env(safe-area-inset-bottom));
    transform: translateY(calc(100% - 148px));
    transition: transform .3s cubic-bezier(.4, 0, .2, 1);
    -webkit-overflow-scrolling: touch;
  }
  .panel.open { transform: translateY(0); }

  .sheet-handle {
    display: block; position: absolute; top: 0; left: 0; right: 0;
    height: 20px; width: 100%; border: none; background: none; cursor: pointer; padding: 0;
  }
  .sheet-handle::before {
    content: ""; position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
    width: 42px; height: 4px; border-radius: 2px; background: #ffffff40;
  }

  #panel-toggle { display: none; }

  /* Bigger touch targets */
  .chip, .band-chip { padding: 8px 12px; font-size: 13.5px; }
  .serve-btn { padding: 13px 14px; }
  .addr-form input { padding: 11px 12px; }
  .seg button { padding: 9px 8px; }
  .maplibregl-ctrl-top-right { top: 6px; }
}