:root {
  --bg: #f3f6f8;
  --surface: #ffffff;
  --surface-2: #e9eff3;
  --text: #14222c;
  --muted: #5b6b76;
  --line: #d5dee5;
  --brand: #0b3d5c;
  --brand-ink: #ffffff;
  --accent: #1f7a8c;
  --green: #1e8e5a;
  --green-bg: #e2f5ea;
  --amber: #b86e00;
  --amber-bg: #fff2d9;
  --red: #b3261e;
  --red-bg: #fbe4e2;
  --grey: #5b6b76;
  --grey-bg: #e9eff3;
  --shadow: 0 1px 2px rgba(0,0,0,.06), 0 4px 14px rgba(0,0,0,.05);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a1a26;
    --surface: #10263a;
    --surface-2: #17334a;
    --text: #e6eef4;
    --muted: #9db0bf;
    --line: #234a63;
    --brand: #0f4b6e;
    --accent: #5cc3d6;
    --green: #4fd18f;
    --green-bg: #133d2c;
    --amber: #f2b34a;
    --amber-bg: #3d2e10;
    --red: #ff7b72;
    --red-bg: #46201d;
    --grey: #9db0bf;
    --grey-bg: #17334a;
    --shadow: 0 1px 2px rgba(0,0,0,.4);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); }
button { font: inherit; }

.topbar {
  background: var(--brand);
  color: var(--brand-ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  position: sticky; top: 0; z-index: 10;
}
.brand { color: inherit; text-decoration: none; font-weight: 700; font-size: 1.15rem; display: flex; align-items: center; gap: 8px; }
.brand-icon { font-size: 1.4rem; line-height: 1; }
.topnav { display: flex; gap: 4px; }
.topnav a { color: inherit; text-decoration: none; padding: 6px 9px; border-radius: 8px; opacity: .85; font-size: .95rem; white-space: nowrap; }
@media (max-width: 480px) { .brand-text { display: none; } .topnav a { padding: 6px 7px; font-size: .9rem; } }
.topnav a.active, .topnav a:hover { background: rgba(255,255,255,.14); opacity: 1; }

.banner { background: var(--amber-bg); color: var(--amber); padding: 8px 16px; font-size: .9rem; border-bottom: 1px solid var(--line); }
.banner.error { background: var(--red-bg); color: var(--red); }

.app { flex: 1; width: 100%; max-width: 960px; margin: 0 auto; padding: 16px; padding-bottom: 32px; }
.loading { color: var(--muted); text-align: center; padding: 40px 0; }

.disclaimer {
  font-size: .8rem; color: var(--muted);
  padding: 14px 16px; padding-bottom: max(14px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line); max-width: 960px; margin: 0 auto; width: 100%;
}

h1 { font-size: 1.35rem; margin: 0 0 4px; }
h2 { font-size: 1.1rem; margin: 0 0 8px; }
.sub { color: var(--muted); margin: 0 0 14px; font-size: .95rem; }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; }
.toolbar .spacer { flex: 1; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid var(--line); background: var(--surface); color: var(--text);
  border-radius: 999px; padding: 5px 12px; cursor: pointer; font-size: .9rem;
}
.chip.on { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn {
  border: 1px solid var(--line); background: var(--surface); color: var(--text);
  border-radius: 10px; padding: 8px 14px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.small { padding: 5px 10px; font-size: .9rem; }
.btn:disabled { opacity: .5; cursor: default; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow); color: inherit; text-decoration: none; display: block;
}
a.card:hover { border-color: var(--accent); }
.card.dim { opacity: .75; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.card-title { font-weight: 650; font-size: 1.02rem; }
.card-meta { color: var(--muted); font-size: .85rem; margin-top: 2px; }
.card-low { margin-top: 10px; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.card-low .time { font-weight: 650; }
.card-low .height { font-variant-numeric: tabular-nums; }
.card-foot { color: var(--muted); font-size: .85rem; margin-top: 8px; }

.status { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 3px 10px; font-size: .82rem; font-weight: 600; white-space: nowrap; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.status.likely_open { background: var(--green-bg); color: var(--green); }
.status.limited { background: var(--amber-bg); color: var(--amber); }
.status.closed { background: var(--red-bg); color: var(--red); }
.status.unknown { background: var(--grey-bg); color: var(--grey); }

.quality { font-size: .8rem; padding: 2px 8px; border-radius: 6px; font-weight: 600; }
.quality.excellent { background: var(--green-bg); color: var(--green); }
.quality.good { background: var(--green-bg); color: var(--green); opacity: .85; }
.quality.marginal { background: var(--amber-bg); color: var(--amber); }
.quality.poor { background: var(--grey-bg); color: var(--grey); }

.detail-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; flex-wrap: wrap; margin-bottom: 12px; }
.grid2 { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 760px) { .grid2 { grid-template-columns: 1fr 1fr; } .grid2 .span2 { grid-column: 1 / -1; } }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.panel h2 { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.panel .asof { color: var(--muted); font-size: .8rem; font-weight: 400; }
.verdict { font-size: 1.25rem; font-weight: 700; margin: 4px 0 8px; }
.verdict.likely_open { color: var(--green); }
.verdict.limited { color: var(--amber); }
.verdict.closed { color: var(--red); }
.verdict.unknown { color: var(--grey); }
.species-list { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.species-list .sp { border-radius: 8px; padding: 3px 9px; font-size: .85rem; border: 1px solid var(--line); }
.species-list .sp.open { background: var(--green-bg); color: var(--green); border-color: transparent; }
.species-list .sp.closed { background: var(--red-bg); color: var(--red); border-color: transparent; text-decoration: line-through; }
.orders { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 8px; }
.orders li { background: var(--surface-2); border-radius: 10px; padding: 8px 10px; font-size: .9rem; }
.orders .o-head { display: flex; justify-content: space-between; gap: 8px; font-weight: 600; }
.orders .o-desc { color: var(--muted); font-size: .85rem; margin-top: 2px; }
.reasons { margin: 6px 0 0; padding-left: 18px; font-size: .9rem; }
.reasons li { margin: 2px 0; }
.fine { color: var(--muted); font-size: .85rem; margin-top: 10px; }
.fine.warn { color: var(--amber); background: var(--amber-bg); padding: 6px 8px; border-radius: 6px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

.spark { width: 100%; height: auto; display: block; margin: 6px 0 4px; }
.spark .water { fill: color-mix(in srgb, var(--accent) 22%, transparent); stroke: var(--accent); stroke-width: 1.5; }
.spark .thresh { stroke: var(--amber); stroke-dasharray: 4 4; stroke-width: 1; }
.spark .now { stroke: var(--muted); stroke-width: 1; }
.spark text { fill: var(--muted); font-size: 10px; }
.spark { touch-action: pan-y; cursor: crosshair; user-select: none; }
.spark .lowdot { fill: var(--green); }
.spark .lowdot.poor { fill: var(--muted); }
.spark g.low { cursor: pointer; outline: none; }
.spark g.low .hitdot { fill: transparent; }
.spark g.low:hover .lowdot, .spark g.low:focus .lowdot { stroke: var(--text); stroke-width: 2; }
.spark .cursor line { stroke: var(--text); stroke-width: 1; opacity: .7; }
.spark .cursor circle { fill: var(--text); }
.spark .cursor .tip-bg { fill: var(--surface); stroke: var(--line); }
.spark .cursor text { fill: var(--text); font-size: 11px; }
.spark .cursor .tip-1 { font-weight: 600; }
.tide-rows .hl { background: var(--amber-bg); border-radius: 4px; padding: 0 4px; margin: 0 -4px; }
.chip.small { padding: 3px 9px; font-size: .82rem; }

.tide-days { display: grid; gap: 10px; margin-top: 8px; }
.tide-day h3 { margin: 0 0 4px; font-size: .95rem; color: var(--muted); font-weight: 600; }
.tide-rows { display: grid; grid-template-columns: auto auto 1fr auto; gap: 4px 12px; font-variant-numeric: tabular-nums; font-size: .95rem; }
.tide-rows .type { color: var(--muted); }
.tide-rows .good { font-weight: 650; }
.tide-rows .window { color: var(--muted); font-size: .85rem; }

.settings label { display: block; margin: 12px 0 4px; font-weight: 600; }
.settings input[type=range] { width: 100%; }
.settings .row { display: flex; align-items: center; gap: 10px; }
.settings .hint { color: var(--muted); font-size: .85rem; }
.about p { margin: 8px 0; }
.about ul { padding-left: 20px; }

.empty { color: var(--muted); padding: 12px 0; }

.zone-form { gap: 8px; }
.zone-input { flex: 1 1 220px; min-width: 0; font: inherit; padding: 7px 10px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--text); }
.zone-input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
a.chip { text-decoration: none; }

/* ---- map view ---- */
body.map-mode .app { max-width: none; padding: 0; display: flex; flex-direction: column; }
body.map-mode .disclaimer { display: none; }
.map-wrap { display: flex; flex-direction: column; flex: 1; min-height: 0; height: calc(100dvh - 52px); }
.map-controls { padding: 8px 12px; border-bottom: 1px solid var(--line); background: var(--surface); }
.map-panel { display: grid; gap: 6px; }
.map-row { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.map-label { color: var(--muted); font-size: .8rem; min-width: 56px; }
.map-summary { color: var(--muted); font-size: .8rem; }
.species-toggle { font-weight: 600; }
.species-chips { padding-left: 4px; }
.map-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .78rem; color: var(--muted); }
.map-legend[hidden] { display: none; }
.map-legend .lg-group { font-weight: 600; color: var(--text); margin-right: -6px; }
.map-legend .lg-group:not(:first-child) { margin-left: 10px; }
.map-legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; vertical-align: -2px; margin-right: 4px; }
.map-foot { font-size: .75rem; color: var(--muted); }
.map-canvas { flex: 1; min-height: 300px; position: relative; }
.map-status { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); z-index: 2; background: var(--bg); padding: 16px; text-align: center; }
.maplibregl-popup-content { font: 13px/1.4 system-ui, sans-serif; color: #14222c; padding: 10px 12px; }
.maplibregl-popup-content a { color: #1f7a8c; }
.maplibregl-popup-close-button { color: #14222c; font-size: 22px; line-height: 1; padding: 4px 10px; min-width: 36px; min-height: 36px; }
.maplibregl-popup-close-button:hover { background: #eef3f6; }
.maplibregl-popup-content { padding-right: 34px; }
.pp-row { margin: 4px 0; }
.pp-beach { margin-bottom: 6px; font-size: 14px; }
.pp-orders { margin-top: 6px; display: grid; gap: 4px; max-height: 180px; overflow: auto; }
.pp-order { background: #eef3f6; border-radius: 6px; padding: 4px 6px; font-size: 12px; }
.pp-order .muted { color: #5b6b76; }
.pp-foot { margin-top: 6px; font-size: 11px; color: #5b6b76; }
.species-list.small .sp { font-size: .75rem; padding: 1px 6px; }
.species-list.small .sp.open { background: #e2f5ea; color: #1e8e5a; }
.species-list.small .sp.closed { background: #fbe4e2; color: #b3261e; }
.species-list.small .sp.dim { opacity: .45; }
@media (max-width: 600px) { .map-label { display: none; } }

/* ---- home toolbar ---- */
.home-bar { gap: 10px; }
.sel { display: inline-flex; align-items: center; gap: 6px; font-size: .9rem; color: var(--muted); }
.sel select { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 7px 10px; max-width: 60vw; }
.count-line { margin-top: 2px; }
@media (max-width: 480px) { .sel span { display: none; } }