:root {
  --bg: #0d1216; --panel: #151c22; --line: #26313a; --text: #d7e1e8; --muted: #8798a6;
  --accent: #3dff6e; --accent-ink: #062b12; --mark: #ff6a10; --warn: #ffb22e; --err: #ff6b6b;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.4 system-ui, sans-serif; }
body { padding-bottom: calc(12px + env(safe-area-inset-bottom)); }
[hidden] { display: none !important; }

header { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 12px; position: sticky; top: 0; z-index: 1000; background: var(--bg); border-bottom: 1px solid var(--line); }
h1 { margin: 0; font-size: 16px; white-space: nowrap; flex: 1; } h1 span { color: var(--muted); font-weight: 400; }
h2 { margin: 0; font-size: 14px; } h2 small { font-weight: 400; }
a.back { color: var(--accent); text-decoration: none; font-weight: 600; font-size: 14px; white-space: nowrap; }
@media (max-width: 440px) { h1 span { display: none; } }

/* Compact controls. Text fields keep 16px so iPhones do not zoom in on focus. */
button, input, select { font: inherit; color: var(--text); background: #1d262e; border: 1px solid var(--line); border-radius: 7px; }
button { font-size: 14px; padding: 5px 10px; min-height: 34px; cursor: pointer; white-space: nowrap; }
input, select { font-size: 16px; padding: 4px 8px; min-height: 36px; width: 100%; min-width: 0; }
button:disabled { opacity: 0.45; cursor: default; }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 650; }
button.link { background: none; border: none; color: var(--muted); text-decoration: underline; padding: 2px 0; min-height: 0; }
.chip { min-height: 28px; padding: 2px 10px; border-radius: 999px; font-size: 13px; }
.chip.online { border-color: var(--accent); color: var(--accent); }
.chip.offline { border-color: var(--warn); color: var(--warn); }

.panel { margin: 8px 10px; padding: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.panel p { margin: 0 0 6px; }
.row { display: flex; gap: 6px; align-items: end; }
.row > * { flex: 1; }
.row > button { flex: 0 0 auto; }
label { display: block; font-size: 12px; color: var(--muted); }
label input, label select { margin-top: 2px; color: var(--text); }
.muted { color: var(--muted); font-size: 13px; }
.small { font-size: 12px; }
.error { color: var(--err); font-size: 13px; }
.hint { margin: 2px 12px 0; color: var(--muted); font-size: 12px; }

#map { height: 64vh; min-height: 320px; margin: 0; border-bottom: 1px solid var(--line); background: #0a1a26; }

.marks { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.marks li { display: grid; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 6px; align-items: center; }
.marks .num { width: 24px; height: 24px; border-radius: 50%; background: var(--mark); color: #000; font-weight: 700; font-size: 13px; display: grid; place-items: center; }
.marks .pos { grid-column: 2; font: 11px ui-monospace, monospace; color: var(--muted); margin-top: -4px; }
.marks .btns { display: flex; gap: 3px; }
.marks .btns button { min-width: 30px; min-height: 30px; padding: 2px; }
#noMarks { margin: 8px 0 0; }

details.panel > summary { cursor: pointer; font-size: 14px; font-weight: 600; color: var(--text); }
details.panel[open] > summary { margin-bottom: 8px; }
.tabs { display: flex; gap: 4px; margin-bottom: 8px; overflow-x: auto; }
.tabs button { flex: 1; font-size: 12px; padding: 3px 6px; min-height: 30px; }
.tabs button[aria-selected=true] { border-color: var(--accent); color: var(--accent); }
.add { display: flex; flex-direction: column; gap: 6px; }

#gribPanel { display: flex; flex-direction: column; gap: 8px; }
#gribPanel p { margin: 0; }
#gribPanel .row { flex-wrap: wrap; }
#gribPanel .gribsource > *, #gribPanel .gribactions > * { flex: 1 1 140px; }
.filepick { display: flex; align-items: center; justify-content: center; min-height: 34px; border: 1px dashed var(--line); border-radius: 7px; color: var(--text); font-size: 14px; cursor: pointer; }
.filepick input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.filepick:focus-within { border-color: var(--accent); }
#gribInfo { white-space: pre-line; color: var(--text); font-size: 13px; }
#gribGlasses.ok { color: var(--accent); }
#gribGlasses.warn { color: var(--warn); }

#sendBar { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line); }
#sendStatus { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; font-size: 13px; }
#sendStatus.dirty { color: var(--warn); }
#sendStatus.ok { color: var(--accent); }

.mark-icon { width: 26px; height: 26px; border-radius: 50%; background: var(--mark); border: 2px solid #000; color: #000; font: 700 13px system-ui; display: grid; place-items: center; box-shadow: 0 1px 4px rgba(0,0,0,0.6); }
.me-icon { width: 16px; height: 16px; border-radius: 50%; background: #2f8cff; border: 3px solid #fff; box-shadow: 0 0 0 6px rgba(47,140,255,0.25); }
.leaflet-container { font: inherit; }