/* hook·manifold — analyze. replay. annotate.
   dark, waveform-first, wav3-inspired minimalism */

:root {
  --bg: #0b0f14;
  --panel: #11161d;
  --panel-2: #161d26;
  --line: #1f2833;
  --text: #d7e0ea;
  --muted: #6b7a8c;
  --teal: #2dd4bf;
  --violet: #a78bfa;
  --amber: #f5b04b;
  --red: #f87171;
  --mono: "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, "Segoe UI", Inter, Roboto, sans-serif;
}

/* ── topbar ─────────────────────────────────────────────────────────── */
.topbar {
  display: flex; align-items: baseline; gap: 18px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #0d1219, var(--bg));
}
.brand { font-family: var(--mono); font-size: 20px; letter-spacing: .5px; }
.brand .dot { color: var(--teal); }
.tagline { color: var(--muted); font-family: var(--mono); font-size: 13px; }
.tagline span { color: var(--teal); }
.engine-badge {
  margin-left: auto; font-family: var(--mono); font-size: 11px;
  color: var(--muted); border: 1px solid var(--line);
  padding: 3px 10px; border-radius: 999px;
}

/* ── layout ─────────────────────────────────────────────────────────── */
.layout { display: grid; grid-template-columns: 300px 1fr; gap: 16px;
          padding: 16px 22px; max-width: 1400px; margin: 0 auto; }
.sidebar { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.content { min-width: 0; }

.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 14px 16px; margin-bottom: 16px;
}
.panel h2 {
  font-family: var(--mono); font-size: 12px; text-transform: lowercase;
  color: var(--muted); letter-spacing: 1px; margin-bottom: 10px;
}
.panel-head { display: flex; justify-content: space-between; align-items: center; }
.fineprint { color: var(--muted); font-size: 11.5px; margin-top: 8px; }

/* ── library ────────────────────────────────────────────────────────── */
.track-list { list-style: none; }
.track-list li {
  padding: 8px 10px; border-radius: 7px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  border: 1px solid transparent;
}
.track-list li:hover { background: var(--panel-2); }
.track-list li.active { border-color: var(--teal); background: var(--panel-2); }
.track-list .tid { font-family: var(--mono); font-size: 13px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.track-list .badges { display: flex; gap: 5px; flex-shrink: 0; }
.badge { font-size: 10px; font-family: var(--mono); padding: 1px 7px;
  border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.badge.ok { color: var(--teal); border-color: #1b4a44; }
.badge.warn { color: var(--amber); border-color: #4a3a1b; }

/* ── forms ──────────────────────────────────────────────────────────── */
input[type=text], textarea {
  width: 100%; background: var(--bg); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px;
  padding: 8px 10px; margin-bottom: 8px; font: inherit;
}
input:focus, textarea:focus { outline: 1px solid var(--teal); }
button {
  font: inherit; font-family: var(--mono); cursor: pointer;
  border-radius: 7px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); padding: 8px 16px;
}
button.primary { background: var(--teal); border-color: var(--teal); color: #06251f; font-weight: 600; }
button.primary:hover { filter: brightness(1.1); }
button.ghost { background: transparent; color: var(--teal); border-color: #1b4a44; }
button.round { width: 42px; height: 42px; border-radius: 50%; padding: 0; font-size: 15px; }
button:disabled { opacity: .45; cursor: default; }

.filedrop {
  display: block; border: 1.5px dashed var(--line); border-radius: 8px;
  padding: 18px 10px; text-align: center; color: var(--muted);
  cursor: pointer; margin-bottom: 8px; font-size: 12.5px;
}
.filedrop.has-file { border-color: var(--teal); color: var(--teal); }
.filedrop input { display: none; }

/* ── empty state ────────────────────────────────────────────────────── */
.empty { text-align: center; padding: 80px 40px; color: var(--muted); }
.empty-wave { height: 80px; margin-bottom: 24px;
  background: repeating-linear-gradient(90deg,
    transparent 0 3px, #14343011 3px 6px);
  mask-image: linear-gradient(90deg, transparent, black, transparent); }

/* ── track view ─────────────────────────────────────────────────────── */
.track-head { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap;
  margin-bottom: 12px; }
.track-head h1 { font-family: var(--mono); font-size: 20px; }
.track-head .meta { color: var(--muted); font-size: 12px; font-family: var(--mono); }
.tabs { margin-left: auto; display: flex; gap: 6px; }
.tab { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.tab.active { color: var(--teal); border-color: var(--teal); }

/* ── analysis overview: radar + metric cards + findings ────────────── */
.overview-grid { display: flex; gap: 22px; flex-wrap: wrap; align-items: flex-start; }
.radar-wrap { flex: 0 0 240px; width: 240px; height: 240px; }
.radar-wrap canvas { width: 240px; height: 240px; display: block; }
.metric-cards {
  flex: 1 1 320px; min-width: 260px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px; align-content: start;
}
.metric-card {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 9px;
  padding: 10px 12px; display: flex; flex-direction: column; gap: 3px;
}
.metric-card .mc-label {
  font-family: var(--mono); font-size: 10.5px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em;
}
.metric-card .mc-value { font-family: var(--mono); font-size: 22px; font-weight: 700; }
.metric-card .mc-sub { font-size: 11px; color: var(--muted); }
.metric-card.warn .mc-value { color: var(--red); }
.metric-card.pos .mc-value { color: var(--teal); }
.findings { list-style: none; margin-top: 16px; display: flex; flex-direction: column; gap: 7px; }
.findings li { font-size: 12.5px; color: var(--text); line-height: 1.5;
  padding-left: 15px; position: relative; }
.findings li::before { content: "—"; position: absolute; left: 0; color: var(--teal); }

.wave-wrap canvas { width: 100%; display: block; border-radius: 6px; background: #0d1219; }
.transport { display: flex; align-items: center; gap: 14px; margin-top: 10px; }
#time-label { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.hint { color: var(--muted); font-size: 11.5px; }

#chart { width: 100%; display: block; background: #0d1219; border-radius: 6px; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 10px; }
.legend label { display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; color: var(--muted); cursor: pointer; }
.legend .swatch { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }

.diag-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 6px; font-family: var(--mono); font-size: 11.5px; }
.diag-cell { background: var(--panel-2); border-radius: 6px; padding: 6px 9px;
  display: flex; justify-content: space-between; gap: 8px; }
.diag-cell .k { color: var(--muted); overflow: hidden; text-overflow: ellipsis; }
.diag-cell.sat { outline: 1px solid var(--amber); }

/* ── annotate ───────────────────────────────────────────────────────── */
.annotate-row { display: flex; align-items: center; gap: 12px; margin: 12px 0; }
.annotate-row input[type=text] { max-width: 220px; margin: 0; }
.annotate-row input[type=range] { flex: 1; accent-color: var(--teal); }
.hookbtn {
  display: block; margin: 18px auto; width: 220px; height: 110px;
  font-size: 26px; letter-spacing: 3px; border-radius: 14px;
  background: radial-gradient(circle at 50% 120%, #143430, var(--panel-2));
  border: 1px solid var(--teal); color: var(--teal);
}
.hookbtn span { font-size: 11px; letter-spacing: 0; color: var(--muted); }
.hookbtn.flash { background: var(--teal); color: #06251f; }
.press-list { font-family: var(--mono); font-size: 12px; color: var(--amber);
  min-height: 22px; text-align: center; }

/* ── toast ──────────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 22px; right: 22px; max-width: 380px;
  background: var(--panel-2); border: 1px solid var(--teal);
  border-radius: 9px; padding: 11px 16px; font-family: var(--mono);
  font-size: 12.5px; z-index: 10;
}
.toast.error { border-color: var(--red); color: var(--red); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}