/* ============================================================
   Scanner Archive — themes
   Every colour the UI uses is a variable here; the eight themes
   below redefine that same set, so nothing downstream branches
   on which theme is active.
   ============================================================ */

:root,
[data-theme="midnight"] {           /* dark · deep navy, the default */
  --bg:#0d1117; --bg-grad:#0d1117; --panel:#161b22; --panel-2:#1c2129; --panel-3:#222831;
  --line:#2a3038; --line-soft:#21262d;
  --ink:#e6edf3; --ink-dim:#9aa7b4; --ink-faint:#6e7b8a;
  --accent:#4dabf7; --accent-ink:#06121f; --accent-soft:#1b3a54;
  --ok:#51cf66; --warn:#ffa94d; --bad:#ff6b6b;
  --p25:#b197fc; --dmr:#63e6be; --analog:#ffd43b;
  --shadow:0 6px 22px rgba(0,0,0,.45); --radius:8px;
}
[data-theme="carbon"] {             /* dark · neutral graphite, amber accent */
  --bg:#101010; --bg-grad:#101010; --panel:#181818; --panel-2:#1f1f1f; --panel-3:#272727;
  --line:#303030; --line-soft:#262626;
  --ink:#ededed; --ink-dim:#a3a3a3; --ink-faint:#6f6f6f;
  --accent:#f59f0b; --accent-ink:#1a1200; --accent-soft:#3d2f0d;
  --ok:#4ade80; --warn:#fb923c; --bad:#f87171;
  --p25:#c084fc; --dmr:#5eead4; --analog:#fde047;
  --shadow:0 6px 22px rgba(0,0,0,.6); --radius:6px;
}
[data-theme="nocturne"] {           /* dark · indigo/violet, cooler and softer */
  --bg:#12101f; --bg-grad:#171335; --panel:#1b1830; --panel-2:#232040; --panel-3:#2c284e;
  --line:#342f5a; --line-soft:#2a2648;
  --ink:#e9e6ff; --ink-dim:#a9a3d0; --ink-faint:#7a74a4;
  --accent:#a78bfa; --accent-ink:#140f2b; --accent-soft:#332a5c;
  --ok:#6ee7b7; --warn:#fbbf24; --bad:#fb7185;
  --p25:#f0abfc; --dmr:#67e8f9; --analog:#fcd34d;
  --shadow:0 8px 28px rgba(10,5,30,.6); --radius:10px;
}
[data-theme="phosphor"] {           /* dark · CRT green, fits the radio subject */
  --bg:#040a05; --bg-grad:#04120a; --panel:#0a1a0e; --panel-2:#0f2415; --panel-3:#15301c;
  --line:#1c4526; --line-soft:#143520;
  --ink:#c6f8d4; --ink-dim:#6fbf87; --ink-faint:#458a58;
  --accent:#39ff87; --accent-ink:#02170a; --accent-soft:#10361d;
  --ok:#39ff87; --warn:#ffd166; --bad:#ff6b6b;
  --p25:#8affd1; --dmr:#5ce1e6; --analog:#eaff6b;
  --shadow:0 0 24px rgba(57,255,135,.12); --radius:4px;
}

[data-theme="daylight"] {           /* light · clean white, blue accent */
  --bg:#f6f8fa; --bg-grad:#f6f8fa; --panel:#ffffff; --panel-2:#f2f5f8; --panel-3:#e8edf2;
  --line:#d8dee4; --line-soft:#e6eaef;
  --ink:#1f2328; --ink-dim:#59636e; --ink-faint:#8b949e;
  --accent:#0969da; --accent-ink:#ffffff; --accent-soft:#ddeeff;
  --ok:#1a7f37; --warn:#bc4c00; --bad:#cf222e;
  --p25:#6639ba; --dmr:#0f766e; --analog:#9a6700;
  --shadow:0 4px 16px rgba(31,35,40,.10); --radius:8px;
}
[data-theme="parchment"] {          /* light · warm paper, sepia ink */
  --bg:#f4ecd8; --bg-grad:#f7f1e1; --panel:#fdf8ec; --panel-2:#f3ead6; --panel-3:#e9dcc2;
  --line:#d9c9a8; --line-soft:#e6d9be;
  --ink:#3a2f21; --ink-dim:#6b5b45; --ink-faint:#96856c;
  --accent:#a2560f; --accent-ink:#fff8ec; --accent-soft:#f0dcc0;
  --ok:#4f7a2b; --warn:#b06a12; --bad:#a52a2a;
  --p25:#7a4b9c; --dmr:#1f6f68; --analog:#8a6a12;
  --shadow:0 4px 16px rgba(90,70,40,.14); --radius:6px;
}
[data-theme="slate"] {              /* light · cool grey-blue, muted */
  --bg:#e8ecf1; --bg-grad:#eef1f5; --panel:#f8fafc; --panel-2:#eaeef4; --panel-3:#dde3ec;
  --line:#c6cedb; --line-soft:#d6dce6;
  --ink:#1e293b; --ink-dim:#51607a; --ink-faint:#7d8aa1;
  --accent:#0f766e; --accent-ink:#ffffff; --accent-soft:#cfeae6;
  --ok:#15803d; --warn:#b45309; --bad:#b91c1c;
  --p25:#5b45b5; --dmr:#0e7490; --analog:#92730c;
  --shadow:0 4px 16px rgba(30,41,59,.12); --radius:10px;
}
[data-theme="signal"] {             /* light · high contrast, crimson accent */
  --bg:#ffffff; --bg-grad:#ffffff; --panel:#ffffff; --panel-2:#f4f4f5; --panel-3:#e7e7ea;
  --line:#111113; --line-soft:#d4d4d8;
  --ink:#000000; --ink-dim:#3f3f46; --ink-faint:#71717a;
  --accent:#c81e3a; --accent-ink:#ffffff; --accent-soft:#ffe1e6;
  --ok:#116b32; --warn:#9a4b00; --bad:#c81e3a;
  --p25:#5b21b6; --dmr:#065f5b; --analog:#854d0e;
  --shadow:0 3px 0 #111113; --radius:2px;
}

/* ============================================================ Base */
* { box-sizing: border-box; }
html { color-scheme: dark; }
[data-theme="daylight"], [data-theme="parchment"], [data-theme="slate"], [data-theme="signal"] { color-scheme: light; }

body {
  margin: 0;
  background: var(--bg);
  background-image: linear-gradient(180deg, var(--bg-grad), var(--bg) 480px);
  background-attachment: fixed;
  color: var(--ink);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace; }
.wrap { max-width: 1800px; margin: 0 auto; padding: 0 20px 70px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }

/* ============================================================ Header */
header { border-bottom: 1px solid var(--line); background: var(--panel); }
header .wrap { padding: 16px 20px 18px; }
.topline { display: flex; gap: 16px; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; }
h1 { margin: 0 0 3px; font-size: 18px; letter-spacing: -.01em; display: flex; align-items: center; gap: 9px; }
h1 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 22%, transparent); flex: none; }
h1 em { color: var(--ink-faint); font-weight: 400; font-style: normal; font-size: 13px; }
.sub { color: var(--ink-dim); font-size: 12.5px; }

.prefs { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.prefs select, .prefs button.ghost {
  background: var(--panel-2); color: var(--ink); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 6px 9px; font: 12px/1.2 inherit; cursor: pointer;
}
.swatches { display: flex; gap: 4px; padding: 4px; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius); }
.sw { width: 20px; height: 20px; border-radius: calc(var(--radius) - 2px); border: 1px solid rgba(128,128,128,.35); cursor: pointer; padding: 0; position: relative; }
.sw[aria-pressed="true"] { outline: 2px solid var(--accent); outline-offset: 1px; }
.sw:hover { transform: translateY(-1px); }

.stats { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 14px; }
.stat .v { font: 600 19px/1.2 ui-monospace, monospace; }
.stat .k { color: var(--ink-faint); font-size: 10.5px; text-transform: uppercase; letter-spacing: .07em; margin-top: 1px; }

/* ============================================================ Filters */
form.filters { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 13px; margin: 18px 0 14px; box-shadow: var(--shadow); }
.frow { display: flex; flex-wrap: wrap; gap: 9px; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 10.5px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .06em; }
input[type=text], input[type=date], select {
  background: var(--bg); color: var(--ink); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 7px 9px; font: inherit; min-width: 128px;
}
.field.grow { flex: 1 1 260px; }
.field.grow input { width: 100%; }
.checks { display: flex; gap: 13px; align-items: center; padding-bottom: 8px; }
.checks label { display: flex; gap: 5px; align-items: center; font-size: 13px; color: var(--ink-dim); cursor: pointer; white-space: nowrap; }
button.go { background: var(--accent); color: var(--accent-ink); border: 0; border-radius: var(--radius); padding: 8px 17px; font: 600 13px/1 inherit; cursor: pointer; }
button.go:hover { filter: brightness(1.08); }
.clear { align-self: center; font-size: 12.5px; color: var(--ink-dim); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.chip { display: inline-flex; gap: 6px; align-items: center; background: var(--accent-soft); color: var(--ink);
        border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent); border-radius: 999px; padding: 3px 9px; font-size: 12px; }
.chip a { color: var(--ink-dim); font-weight: 700; }

/* ============================================================ Table */
.bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 9px; color: var(--ink-dim); font-size: 12.5px; }
.bar .right { display: flex; gap: 14px; align-items: center; }

.tablecard { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-faint);
     font-weight: 600; padding: 9px 10px; background: var(--panel-2); border-bottom: 1px solid var(--line);
     white-space: nowrap; position: sticky; top: 0; z-index: 3; }
th a { color: inherit; }
th a:hover { color: var(--accent); }
td { padding: 8px 10px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
tr.call:hover > td { background: var(--panel-2); }
tr.call.sel > td { background: var(--accent-soft); }
tr.call.playing > td { background: color-mix(in srgb, var(--ok) 12%, transparent); }

tr.daybreak td { background: var(--panel-3); color: var(--ink-dim); font: 600 11px/1 ui-monospace, monospace;
                 letter-spacing: .07em; text-transform: uppercase; padding: 7px 10px; position: sticky; top: 33px; z-index: 2; }

.t { font: 12px/1.35 ui-monospace, monospace; color: var(--ink-faint); white-space: nowrap; }
.t b { color: var(--ink); font-weight: 600; font-size: 12.5px; display: block; }
.ch { font-weight: 600; max-width: 190px; }
.ch small { display: block; font-weight: 400; color: var(--ink-faint); font-size: 11px; }
.num { font: 12px/1.5 ui-monospace, monospace; text-align: right; white-space: nowrap; }
.tag { display: inline-block; font: 600 10px/1 ui-monospace, monospace; text-transform: uppercase;
       letter-spacing: .04em; padding: 3px 6px; border-radius: 3px; background: var(--panel-2); border: 1px solid var(--line); color: var(--ink-dim); }
.tag.p25 { color: var(--p25); border-color: color-mix(in srgb, var(--p25) 38%, transparent); background: color-mix(in srgb, var(--p25) 10%, transparent); }
.tag.dmr { color: var(--dmr); border-color: color-mix(in srgb, var(--dmr) 38%, transparent); background: color-mix(in srgb, var(--dmr) 10%, transparent); }
.tag.analog { color: var(--analog); border-color: color-mix(in srgb, var(--analog) 38%, transparent); background: color-mix(in srgb, var(--analog) 10%, transparent); }
.txt { max-width: 620px; }
.txt .none { color: var(--ink-faint); font-style: italic; }
.txt mark { background: color-mix(in srgb, var(--warn) 40%, transparent); color: inherit; border-radius: 2px; padding: 0 1px; }
.meta { color: var(--ink-faint); font: 11px/1.5 ui-monospace, monospace; margin-top: 3px; display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }
.meta .sep { opacity: .4; }

/* confidence + SNR micro-bars */
.bar-mini { display: inline-block; width: 30px; height: 4px; border-radius: 2px; background: var(--panel-3); overflow: hidden; vertical-align: middle; }
.bar-mini i { display: block; height: 100%; background: var(--accent); }
.bar-mini.lo i { background: var(--bad); } .bar-mini.mid i { background: var(--warn); } .bar-mini.hi i { background: var(--ok); }

/* play button */
.play { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line); background: var(--panel-2);
        color: var(--ink); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; padding: 0; flex: none; }
.play:hover { border-color: var(--accent); color: var(--accent); }
.play[disabled] { opacity: .3; cursor: default; }
.play svg { width: 12px; height: 12px; fill: currentColor; }
.play.is-playing { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.play.is-loading svg { display: none; }
.play.is-loading::after { content: ""; width: 11px; height: 11px; border: 2px solid currentColor; border-right-color: transparent;
                          border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* expanded detail */
tr.detail > td { background: var(--panel-2); border-bottom: 1px solid var(--line); padding: 12px 14px 14px; }
.kv { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 7px 18px; }
.kv div { font: 11.5px/1.5 ui-monospace, monospace; color: var(--ink); overflow-wrap: anywhere; }
.kv span { color: var(--ink-faint); }
.detail-actions { display: flex; gap: 10px; margin-top: 11px; flex-wrap: wrap; font-size: 12px; }

/* ============================================================ Pager */
nav.pager { display: flex; gap: 5px; align-items: center; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
nav.pager a, nav.pager span { padding: 7px 12px; border: 1px solid var(--line); border-radius: var(--radius);
                              background: var(--panel); font: 13px/1 ui-monospace, monospace; }
nav.pager a:hover { border-color: var(--accent); text-decoration: none; }
nav.pager .cur { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 700; }
nav.pager .gap { border: 0; background: none; color: var(--ink-faint); padding: 7px 2px; }
nav.pager .off { color: var(--ink-faint); opacity: .45; }

/* ============================================================ Misc */
.notice { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--warn);
          border-radius: var(--radius); padding: 14px 16px; color: var(--ink-dim); }
.notice.info { border-left-color: var(--accent); }
.empty-state { text-align: center; padding: 52px 20px; color: var(--ink-dim); }
footer { margin-top: 26px; color: var(--ink-faint); font-size: 12px; display: flex; gap: 14px; flex-wrap: wrap; justify-content: space-between; }
kbd { font: 11px/1 ui-monospace, monospace; border: 1px solid var(--line); border-bottom-width: 2px;
      border-radius: 3px; padding: 3px 5px; background: var(--panel-2); color: var(--ink-dim); }

@media (max-width: 1100px) { .hide-md { display: none; } }
@media (max-width: 820px)  { .hide-sm { display: none; } .txt { max-width: none; } .stats { gap: 16px; } .ch { max-width: none; } }
@media (prefers-reduced-motion: reduce) { * { animation-duration: .01ms !important; transition: none !important; } }