:root {
  color-scheme: light;
  --bg: #f4f6fb;
  --panel: #ffffff;
  --ink: #152033;
  --muted: #5f6b7d;
  --line: #d9e0ec;
  --accent: #2f5cff;
  --accent-ink: #ffffff;
  --danger: #b42318;
  --ok: #087443;
  --warn: #8a4b00;
  --warn-bg: #fff4db;
  --shadow: 0 10px 30px rgba(21, 32, 51, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: radial-gradient(circle at top left, #e8eeff 0, var(--bg) 38%, #f8fafc 100%);
  color: var(--ink);
  line-height: 1.55;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 2rem clamp(1rem, 4vw, 3rem) 1rem;
}

.brand h1 { margin: 0.2rem 0 0.4rem; font-size: clamp(1.5rem, 3vw, 2.4rem); letter-spacing: -0.02em; }
.kicker { margin: 0; color: var(--accent); font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.sub, .muted { color: var(--muted); }
.fineprint { color: var(--muted); font-size: 0.82rem; margin-top: 1rem; }

.top-actions { display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap; }

main {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 2rem;
  display: grid;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(1rem, 2.4vw, 1.7rem);
  box-shadow: var(--shadow);
}

.panel.narrow { max-width: 560px; margin: 3rem auto; }
.panel h2 { margin: 0 0 0.8rem; font-size: 1.2rem; }

.session-bar { display: flex; justify-content: space-between; gap: 1rem; align-items: center; flex-wrap: wrap; }
.workspace-picker { display: grid; gap: 0.3rem; font-size: 0.8rem; color: var(--muted); }

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  background: #e9efff;
  color: #2346b8;
  white-space: nowrap;
}
.badge.warning { background: var(--warn-bg); color: var(--warn); }

.field { display: grid; gap: 0.45rem; margin: 0.9rem 0; font-weight: 650; }
textarea, select, input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem 0.9rem;
  font: inherit;
  color: var(--ink);
  background: #fbfdff;
}
textarea { resize: vertical; min-height: 140px; }
textarea:focus, select:focus, input:focus { outline: 2px solid #b9c8ff; border-color: var(--accent); }

.counter-row, .download-row, .actions { display: flex; justify-content: space-between; align-items: center; gap: 0.8rem; flex-wrap: wrap; }
.counter-row { margin-top: -0.4rem; color: var(--muted); font-size: 0.82rem; }
.actions { margin-top: 0.5rem; }

button, .button-link {
  border: 0;
  border-radius: 12px;
  padding: 0.72rem 1.1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.primary { background: var(--accent); color: var(--accent-ink); }
.primary:hover { filter: brightness(1.06); }
.primary:disabled { opacity: 0.55; cursor: progress; }
.ghost { background: #eef2fa; color: var(--ink); }
.ghost:hover { background: #e2e9f7; }

.error { color: var(--danger); background: #fff1f0; border: 1px solid #ffd0cd; border-radius: 10px; padding: 0.65rem 0.8rem; }
.status { color: var(--muted); font-size: 0.9rem; }

.section-head { display: flex; justify-content: space-between; align-items: center; gap: 0.8rem; flex-wrap: wrap; }
audio { width: 100%; margin: 0.8rem 0; }

.jobs { display: grid; gap: 0.7rem; }
.job {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.8rem 0.9rem;
  background: #fbfdff;
}
.job-title { font-weight: 650; overflow-wrap: anywhere; }
.job-meta { color: var(--muted); font-size: 0.78rem; }
.job-actions { display: flex; gap: 0.45rem; align-items: center; flex-wrap: wrap; }

.status-pill {
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 800;
  background: #eef2fa;
  color: var(--muted);
}
.status-pill.succeeded { background: #e7f7ef; color: var(--ok); }
.status-pill.failed { background: #fff1f0; color: var(--danger); }
.status-pill.running, .status-pill.queued { background: #fff4db; color: var(--warn); }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.76rem;
  padding: 1rem 1rem 2rem;
}

@media (max-width: 720px) {
  .topbar { flex-direction: column; padding: 1.2rem 1rem 0.6rem; }
  main { width: calc(100% - 1rem); }
  .session-bar, .job { align-items: flex-start; flex-direction: column; }
  .job-actions { width: 100%; }
  .actions .primary { width: 100%; }
}

/* Long Audio segment editor */
.la-segment { border: 1px solid var(--line); }
.la-seg-head { display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap; width: 100%; }
.la-seg-id { font-size: 0.7rem; color: var(--muted); font-weight: 700; }
.la-seg-status { border-radius: 999px; padding: 0.18rem 0.55rem; font-size: 0.72rem; font-weight: 800; background: #eef2fa; color: var(--muted); }
.la-state-pending, .la-state-queued { background: var(--warn-bg); color: var(--warn); }
.la-state-generating { background: #e7f7ef; color: var(--ok); }
.la-state-ready { background: #e7f7ef; color: var(--ok); }
.la-state-failed { background: #fff1f0; color: var(--danger); }
.la-state-needs_regeneration { background: #fff4db; color: #7a3d00; }
.la-seg-body { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.6rem; }
.la-seg-text-view { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 0.9rem; }
.la-seg-text-edit { width: 100%; font: inherit; font-size: 0.9rem; }
.la-seg-error { color: var(--danger); font-size: 0.82rem; }
button.green { background: var(--ok); color: #ffffff; }
button:disabled { opacity: 0.55; cursor: not-allowed; }

.spinner {
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: la-spin 0.8s linear infinite;
  vertical-align: -0.1rem;
  margin-right: 0.3rem;
}
@keyframes la-spin { to { transform: rotate(360deg); } }

#history-panel { margin-top: 1rem; }
#history-panel summary { cursor: pointer; font-weight: 700; padding: 0.4rem 0; }