/* RadioDX.pl tuners: the look of radiodx.pl (graphite, white logo, the red of its "D", Montserrat headings) */
:root {
  --bg: #161718;
  --band: #1e1f21;
  --card: #222325;
  --card-hi: #28292c;
  --line: #313236;
  --line-hi: #44464b;
  --text: #f2f2f2;
  --muted: #a3a6ad;
  --dim: #6f737b;
  --red: #ff2a2a;
  --red-deep: #da1c1c;
  --red-glow: rgba(255, 42, 42, 0.35);
  --lcd: #120c0c;
  --off: #5d6068;
  --st-on: #22c55e;
  --st-on-glow: rgba(34, 197, 94, 0.4);
  --st-locked: #f59e0b;
  --st-locked-glow: rgba(245, 158, 11, 0.4);
  --st-off: #ef4444;
  --link: #8fb0e3; /* radiodx.pl's #557dbc, lighter for a dark background */
  --head: "Montserrat", "Noto Sans", system-ui, sans-serif;
  --font: "Noto Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Noto Sans Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --top-h: 64px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }

/* ---------- Header, as on radiodx.pl ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--top-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 40px;
  background: rgba(22, 23, 24, 0.88);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand img { display: block; height: 25px; width: auto; }
.nav { display: flex; gap: 4px; }
.nav a {
  padding: 8px 14px;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.15s, background 0.15s;
}
.nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav a[aria-current="page"] { color: var(--text); box-shadow: inset 0 -2px 0 var(--red); border-radius: 0; }

/* ---------- Hero: radiodx.pl's eclipse over the power lines ---------- */

.hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  background:
    linear-gradient(180deg, rgba(22, 23, 24, 0.15) 0%, rgba(22, 23, 24, 0.55) 55%, var(--bg) 100%),
    url("img/eclipse.jpg") center 38% / cover no-repeat;
}
.hero-in { width: 100%; max-width: 1440px; margin: 0 auto; padding: 56px 40px 32px; }
.kicker {
  margin: 0 0 8px;
  font: 700 12px/1 var(--head);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #ffd7c2;
}
.hero h1 {
  margin: 0;
  font: 800 clamp(30px, 4.4vw, 52px)/1.05 var(--head);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}
.lead { margin: 12px 0 0; max-width: 620px; color: #e3e3e3; font-size: 16px; text-shadow: 0 1px 12px rgba(0, 0, 0, 0.5); }
.stats { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 0; }
.stats span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(14, 14, 15, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  color: var(--muted);
}
.stats b { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.stats .live i { width: 7px; height: 7px; border-radius: 50%; background: var(--st-on); box-shadow: 0 0 0 3px var(--st-on-glow); }

/* ---------- Layout ---------- */

.wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding: 8px 40px 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 38%);
  gap: 28px;
  align-items: start;
}
.section-title {
  margin: 0 0 14px;
  font: 700 22px/1.2 var(--head);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.rack, .mapbox, .card { min-width: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.conn { color: var(--muted); font-size: 13px; }

.mapbox {
  position: sticky;
  top: calc(var(--top-h) + 20px);
  height: min(calc(100vh - var(--top-h) - 40px), 640px);
  min-height: 420px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0e1013;
}
#map { position: absolute; inset: 0; }
.map-error { display: grid; place-items: center; height: 100%; color: var(--muted); }

/* the selected tuner's description, over the map */
.info {
  position: absolute;
  left: 12px;
  bottom: 12px;
  width: min(340px, calc(100% - 24px));
  max-height: calc(100% - 24px);
  overflow-y: auto;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(26, 27, 29, 0.94);
  border: 1px solid var(--line-hi);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  font-size: 13px;
  line-height: 1.5;
}
.info[hidden] { display: none; }
.info h3 { margin: 0; padding-right: 26px; font: 700 17px/1.25 var(--head); }
.i-sub { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.i-desc { margin: 10px 0 0; overflow-wrap: anywhere; }
.i-desc a { color: var(--link); }
.i-none, .i-gray { color: var(--dim); }
.info dl { display: grid; gap: 6px; margin: 12px 0 0; padding-top: 10px; border-top: 1px solid var(--line); }
.info dl div { display: flex; justify-content: space-between; gap: 16px; }
.info dt { color: var(--dim); }
.info dd { margin: 0; color: var(--text); text-align: right; font: 500 12px/1.6 var(--mono); }
.i-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 6px;
  background: none;
  color: var(--muted);
  font: 400 20px/1 var(--font);
  cursor: pointer;
}
.i-close:hover { background: var(--line); color: var(--text); }

/* ---------- Receiver card ---------- */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 236px;
  padding: 16px 16px 14px;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.card:hover, .card.is-hover { border-color: var(--line-hi); background: var(--card-hi); }
.card:focus-visible { border-color: var(--link); }
.card.is-selected { border-color: var(--red); box-shadow: 0 0 0 1px var(--red), 0 10px 30px rgba(0, 0, 0, 0.35); }

.c-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.c-name {
  font: 700 15px/1.2 var(--head);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.c-status {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 700 10.5px/1 var(--head);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}
.c-status i { width: 8px; height: 8px; border-radius: 50%; background: var(--off); }
.is-on .c-status { color: var(--st-on); }
.is-on .c-status i { background: var(--st-on); box-shadow: 0 0 8px var(--st-on-glow); animation: live-on 2s ease-out infinite; }
.is-locked .c-status { color: var(--st-locked); }
.is-locked .c-status i { background: var(--st-locked); box-shadow: 0 0 8px var(--st-locked-glow); animation: live-locked 2s ease-out infinite; }
.is-off .c-status { color: var(--st-off); }
.is-off .c-status i { background: var(--st-off); }
@keyframes live-on { 0% { box-shadow: 0 0 0 0 var(--st-on-glow); } 70%, 100% { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0); } }
@keyframes live-locked { 0% { box-shadow: 0 0 0 0 var(--st-locked-glow); } 70%, 100% { box-shadow: 0 0 0 7px rgba(245, 158, 11, 0); } }

.c-freq {
  font: 600 38px/1 var(--mono);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.c-freq small { margin-left: 6px; font: 500 13px/1 var(--font); color: var(--dim); letter-spacing: 0; }
.c-freq .none { color: var(--off); }

/* the RDS display: red letters on black, as on a receiver */
.c-rds { display: flex; align-items: center; gap: 8px; min-height: 30px; }
.c-ps {
  box-sizing: content-box;
  width: calc(8ch + 7 * 0.16em); /* eight characters, the most a PS has */
  padding: 5px 9px;
  border-radius: 4px;
  background: var(--lcd);
  border: 1px solid #2b1717;
  color: var(--red);
  font: 600 15px/1.2 var(--mono);
  letter-spacing: 0.16em;
  white-space: pre;
  text-shadow: 0 0 8px var(--red-glow);
}
.c-ps:empty::before { content: "········"; color: #4a2323; text-shadow: none; }
.c-pi { font: 500 12px/1 var(--mono); color: var(--dim); letter-spacing: 0.06em; }
.c-tags { display: inline-flex; gap: 4px; margin-left: auto; }
.c-tags span {
  padding: 2px 5px;
  border-radius: 3px;
  border: 1px solid var(--line-hi);
  font: 600 10px/1.2 var(--mono);
  color: var(--muted);
}

.c-station { min-height: 21px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.c-station span { margin-left: 6px; color: var(--muted); font-weight: 400; font-size: 13px; }
.c-rt { min-height: 20px; color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.c-seen { color: var(--dim); font-size: 13px; }

.c-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-top: auto; padding-top: 10px; border-top: 1px solid var(--line); }
.c-sig { display: inline-flex; align-items: center; gap: 8px; font: 500 12px/1 var(--mono); color: var(--muted); }
.c-sig .bars { display: inline-flex; align-items: flex-end; gap: 2px; height: 14px; }
.c-sig .bars i { width: 3px; border-radius: 1px; background: #3a3b3f; }
.c-sig .bars i.lit { background: var(--text); }
.c-sig .bars i:nth-child(1) { height: 30%; } .c-sig .bars i:nth-child(2) { height: 37%; }
.c-sig .bars i:nth-child(3) { height: 44%; } .c-sig .bars i:nth-child(4) { height: 51%; }
.c-sig .bars i:nth-child(5) { height: 58%; } .c-sig .bars i:nth-child(6) { height: 65%; }
.c-sig .bars i:nth-child(7) { height: 72%; } .c-sig .bars i:nth-child(8) { height: 79%; }
.c-sig .bars i:nth-child(9) { height: 86%; } .c-sig .bars i:nth-child(10) { height: 100%; }
.c-users { display: inline-flex; align-items: center; gap: 5px; font: 500 12px/1 var(--mono); color: var(--muted); }
.c-users svg { width: 14px; height: 14px; }
.c-actions { display: flex; gap: 6px; margin-left: auto; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 6px;
  font: 700 12px/1 var(--head);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}
.btn svg { width: 13px; height: 13px; }
.btn-go { background: var(--red-deep); color: #fff; }
.btn-go:hover { background: var(--red); }
.btn-ghost { border: 1px solid var(--line-hi); color: var(--muted); }
.btn-ghost:hover { border-color: var(--muted); color: var(--text); }

.card.is-off .c-name { color: var(--muted); }
.card.is-off .c-freq, .card.is-off .c-rds { opacity: 0.45; }
.card.is-off .btn-go { background: transparent; border: 1px solid var(--line-hi); color: var(--muted); }

/* ---------- Markers ---------- */

/* MapLibre positions the marker (absolute): it must not be overridden here */
.pin { width: 18px; height: 18px; cursor: pointer; }
.pin i {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--off);
  border: 2px solid #f2f2f2;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
  transition: transform 0.15s;
}
.pin.is-on i { background: var(--st-on); }
.pin.is-locked i { background: var(--st-locked); }
.pin.is-off i { background: var(--st-off); }
.pin.is-on::before, .pin.is-locked::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--st-on-glow);
  animation: pin 2.4s ease-out infinite;
}
.pin.is-locked::before { background: var(--st-locked-glow); }
@keyframes pin { 0% { transform: scale(0.6); opacity: 1; } 100% { transform: scale(2.2); opacity: 0; } }
.pin b {
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
  padding: 3px 7px;
  border-radius: 4px;
  background: rgba(22, 23, 24, 0.92);
  border: 1px solid var(--line-hi);
  color: var(--text);
  font: 700 11px/1.2 var(--head);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
  pointer-events: none;
}
.pin.is-off b { color: var(--dim); }
.map-far .pin b { display: none; }
.pin.is-hover i, .pin.is-selected i { transform: scale(1.3); }
.pin.is-selected b, .pin.is-hover b { display: block; background: var(--red-deep); border-color: var(--red-deep); color: #fff; }
.pin.is-selected { z-index: 3; }

.maplibregl-ctrl-group { border-radius: 8px !important; }
.maplibregl-ctrl-attrib { background: rgba(22, 23, 24, 0.85) !important; color: #7d828b !important; }
.maplibregl-ctrl-attrib a { color: #9ba0a8 !important; }
.maplibregl-ctrl-attrib-button { filter: invert(1) opacity(0.6); }

/* ---------- Footer ---------- */

.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  justify-content: center;
  padding: 26px 16px 34px;
  border-top: 1px solid var(--line);
  background: var(--band);
  color: var(--dim);
  font-size: 13px;
}
.foot a { color: var(--link); text-decoration: none; }
.foot a:hover { text-decoration: underline; }
.noscript { text-align: center; color: var(--muted); }

/* ---------- Narrow screens: the map above the list ---------- */

@media (max-width: 980px) {
  .top { padding: 0 16px; }
  .nav a { padding: 8px 9px; font-size: 14px; }
  .hero { min-height: 240px; }
  .hero-in { padding: 40px 16px 22px; }
  .wrap { grid-template-columns: 1fr; padding: 4px 16px 36px; gap: 18px; }
  .mapbox { position: relative; top: 0; height: 46vh; min-height: 300px; order: -1; scroll-margin-top: calc(var(--top-h) + 10px); }
  .info { bottom: 40px; max-height: 58%; } /* clear of the map's attribution button */
}
@media (max-width: 560px) {
  .nav a:not([aria-current]) { display: none; }
  .brand img { height: 22px; }
  .cards { grid-template-columns: 1fr; }
  .card { padding: 14px 14px 12px; }
  .c-foot { gap: 8px 12px; }
  .btn { padding: 7px 10px; }
  .c-freq { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .is-on .c-status i, .is-locked .c-status i, .pin.is-on::before, .pin.is-locked::before { animation: none; }
}