/* Kestrel moderation mode. */
:root { --bg: #f6f5f2; --surface: #fff; --ink: #161a24; --soft: #5c6372; --line: #e2dfd7; --brand: #c4562b; --brand-ink: #fff;
  --teal: #0e5e63; --ok: #1f8a5b; --danger: #c0392b; --warn: #b9831b; --chip: #efede6; --link: #2563c9; }
@media (prefers-color-scheme: dark) { :root { --bg: #0d1017; --surface: #171c27; --ink: #eef0f5; --soft: #a3abbd; --line: #283044;
  --brand: #ea7a4c; --brand-ink: #1a0d06; --teal: #7cf0d6; --ok: #63d39e; --danger: #ff7b6b; --warn: #f0b84e; --chip: #222a38; --link: #8ab4ff; } }
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--link); }
.hidden { display: none !important; }
.btn { border: 0; border-radius: 999px; padding: 9px 18px; background: var(--brand); color: var(--brand-ink); font-weight: 600; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--ink); }
.btn.sm { padding: 6px 12px; font-size: .85rem; }
.btn.big { padding: 13px 26px; font-size: 1.05rem; }
.btn.ok { background: var(--ok); color: #fff; }
.btn.no { background: var(--danger); color: #fff; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
input[type=text], input[type=password], textarea { padding: 9px 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg); width: 100%; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 22px; }
.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth { width: min(400px, 100%); display: grid; gap: 12px; }
.auth h1 { margin: 0; font-size: 1.5rem; }
.auth p { margin: 0; color: var(--soft); }
.error { color: var(--danger); font-size: .9rem; min-height: 1.2em; }
.muted { color: var(--soft); }
kbd { font: 600 .8rem ui-monospace, Consolas, monospace; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 6px; padding: 1px 6px; background: var(--surface); }

#app { height: 100vh; display: flex; flex-direction: column; }
header { display: flex; gap: 12px; align-items: center; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-size: 1.1rem; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tabs button { border: 0; background: transparent; padding: 6px 12px; border-radius: 999px; font-weight: 600; color: var(--soft); }
.tabs button.on { background: var(--brand); color: var(--brand-ink); }
.tabs .n { display: inline-block; min-width: 20px; padding: 0 6px; margin-left: 4px; border-radius: 999px; background: var(--chip); color: var(--ink); font-size: .75rem; }
.tabs button.on .n { background: rgba(255,255,255,.25); color: inherit; }
.auto { display: flex; gap: 6px; align-items: center; font-size: .85rem; color: var(--soft); margin-left: auto; }
.who { color: var(--soft); font-size: .9rem; }

.start { flex: 1; display: grid; place-items: center; padding: 16px; }
.start .card { max-width: 560px; text-align: center; display: grid; gap: 12px; justify-items: center; }
.start h1 { margin: 0; }
.start p { margin: 0; color: var(--soft); }
.keys { font-size: .85rem; }

.split { flex: 1; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); min-height: 0; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; overflow-y: auto; } .pane { overflow: visible !important; } }
.pane { overflow-y: auto; padding: 18px 20px 40px; min-height: 0; }
.item { border-right: 1px solid var(--line); }
.compare { background: color-mix(in srgb, var(--chip) 40%, var(--bg)); }

.kind { display: flex; gap: 8px; align-items: center; color: var(--soft); font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.kind .pos { margin-left: auto; text-transform: none; letter-spacing: 0; font-weight: 500; }
.item h1 { margin: 6px 0 2px; font-size: 1.5rem; line-height: 1.25; }
.item .sub { color: var(--soft); margin-bottom: 14px; }
.media { margin: 12px 0; }
.media audio { width: 100%; }
.media video, .media iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 12px; background: #000; display: block; }

.box { border: 2px solid var(--line); border-radius: 14px; padding: 12px 14px; margin: 14px 0; }
.box > b:first-child { display: block; font-size: 1.05rem; margin-bottom: 4px; }
.box ul { margin: 6px 0; padding-left: 20px; }
.box p { margin: 6px 0; }
.box.high { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, transparent); }
.box.high > b:first-child { color: var(--danger); }
.box.medium, .box.low, .box.unknown { border-color: var(--warn); background: color-mix(in srgb, var(--warn) 8%, transparent); }
.box.medium > b:first-child, .box.low > b:first-child, .box.unknown > b:first-child { color: var(--warn); }
.tick { display: flex; gap: 10px; align-items: center; font-weight: 700; margin-top: 10px; padding: 10px 12px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); cursor: pointer; }
.tick input { width: 20px; height: 20px; }
fieldset.fields { border: 0; padding: 0; margin: 0 0 12px; display: grid; gap: 8px; grid-template-columns: 1fr 1fr; }
fieldset.fields:disabled { opacity: .45; }
fieldset.fields label { font-size: .8rem; color: var(--soft); display: grid; gap: 4px; }

.decide { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; position: sticky; bottom: 0; padding: 12px 0; background: var(--bg); border-top: 1px solid var(--line); margin-top: 16px; }
.decide .spacer { flex: 1; }

.deny { border: 2px solid var(--danger); border-radius: 14px; padding: 14px; margin-top: 12px; display: grid; gap: 10px; background: var(--surface); }
.deny h3 { margin: 0; font-size: 1rem; }
.reasons { display: grid; gap: 6px; }
.reasons label, .origs label { display: flex; gap: 8px; align-items: flex-start; padding: 8px 10px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.reasons label:has(input:checked), .origs label:has(input:checked) { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, transparent); }
.reasons input, .origs input { margin-top: 4px; }
.origs { display: grid; gap: 6px; }
.origs small { color: var(--soft); display: block; }
.preview { font-size: .9rem; border-left: 3px solid var(--danger); padding: 6px 10px; color: var(--soft); white-space: pre-wrap; }

.compare-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.player { border-radius: 12px; overflow: hidden; background: #000; aspect-ratio: 16 / 9; display: grid; place-items: center; }
.player iframe { width: 100%; height: 100%; border: 0; }
.player .empty { color: #aab; padding: 20px; text-align: center; }
#cmpInfo { margin: 8px 0 4px; font-size: .9rem; }
.compare h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--soft); margin: 16px 0 8px; }
.match { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 8px; background: var(--surface); cursor: pointer; }
.match:hover, .match.on { border-color: var(--brand); }
.match b { display: block; }
.match span { color: var(--soft); font-size: .85rem; }
.done { text-align: center; padding: 60px 20px; }
.done h1 { margin-bottom: 6px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 999px; z-index: 30; }

/* The built-in YouTube Music panel */
.compare { display: flex; flex-direction: column; gap: 10px; }
.now { display: flex; gap: 8px; align-items: center; }
.now .info { flex: 1; min-width: 0; font-size: .9rem; }
.now .info b { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.now .info span { color: var(--soft); font-size: .85rem; }
.ysearch { display: flex; gap: 8px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 4px 4px 4px 12px; }
.ysearch input { border: 0; background: transparent; padding: 6px 4px; flex: 1; outline: none; }
.ytm-logo { width: 22px; height: 22px; border-radius: 50%; background: #ff0033; color: #fff; display: grid; place-items: center; font-size: .6rem; flex: none; }
.group { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--soft); font-weight: 700; margin: 12px 0 6px; display: flex; gap: 8px; align-items: center; }
.group .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--danger); }
.group.music .dot { background: #ff0033; }
.group.yt .dot { background: var(--soft); }
.res { display: grid; grid-template-columns: 64px minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 6px; border-radius: 10px; cursor: pointer; border: 1px solid transparent; }
.res:hover { background: var(--surface); }
.res.on { background: var(--surface); border-color: var(--brand); }
.res img { width: 64px; height: 36px; object-fit: cover; border-radius: 6px; background: #000; }
.res.song img { width: 44px; height: 44px; margin: 0 10px; }
.res b { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .92rem; }
.res span { color: var(--soft); font-size: .8rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.res .eq { color: var(--brand); font-weight: 700; }
.res a { text-decoration: none; padding: 4px 8px; border-radius: 8px; color: var(--soft); }
.res a:hover { background: var(--chip); color: var(--ink); }
.fineprint { font-size: .78rem; color: var(--soft); margin: 4px 0 0; }
.searching { color: var(--soft); font-size: .9rem; padding: 10px 0; }
.compare > * { flex: none; }
.compare .player { width: 100%; }

/* Sound comparison */
.audio-check { margin: 10px 0 6px; padding: 10px 12px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); display: grid; gap: 6px; }
.audio-check > span { color: var(--soft); font-size: .85rem; }
.sim-row { display: grid; grid-template-columns: 44px 90px minmax(0, 1fr); gap: 8px; align-items: center; font-size: .85rem; }
.sim-row .pct { font-weight: 800; text-align: right; }
.sim-row .bar { height: 6px; border-radius: 9px; background: var(--chip); overflow: hidden; }
.sim-row .bar i { display: block; height: 100%; background: var(--soft); }
.sim-row .what { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--soft); }
.sim-row .what b { color: var(--ink); }
.sim-row.same .pct { color: var(--danger); } .sim-row.same .bar i { background: var(--danger); }
.sim-row.similar .pct { color: var(--warn); } .sim-row.similar .bar i { background: var(--warn); }
.sim-row.diff .bar i { background: var(--ok); }
em.sim { font-style: normal; font-weight: 700; font-size: .72rem; padding: 1px 7px; border-radius: 999px; margin-right: 6px; background: var(--chip); color: var(--soft); }
em.sim.same { background: color-mix(in srgb, var(--danger) 18%, transparent); color: var(--danger); }
em.sim.similar { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
em.sim.diff { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.box.appeal { border-color: #6a4ce0; background: color-mix(in srgb, #6a4ce0 10%, transparent); }
.box.appeal > b:first-child { color: #8f74ff; }