:root {
  --bg: #14171c;
  --panel: #1c2027;
  --panel-2: #232833;
  --line: #2c323d;
  --ink: #e7ebf0;
  --muted: #8a94a3;
  --signal: #e0a52b;      /* single accent — a VU-meter amber */
  --signal-ink: #14171c;
  --ok: #4bbf87;
  --err: #e06a5b;
  --radius: 6px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  gap: 18px;
  flex-wrap: wrap;
}

.wordmark {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.wordmark span { color: var(--signal); }

.tagline { margin: 0; color: var(--muted); font-size: 14px; }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 20px 60px;
  display: grid;
  gap: 22px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 24px;
}

h1 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}

.field { margin-bottom: 16px; }
.field:last-child { margin-bottom: 0; }

label {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--ink);
}
.muted { color: var(--muted); font-weight: 400; }

input, select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
}
input:focus, select:focus {
  outline: 2px solid var(--signal);
  outline-offset: 0;
  border-color: var(--signal);
}
input[type="file"] { padding: 8px; color: var(--muted); }
.mono { font-family: var(--mono); }

.row { display: flex; gap: 10px; }
.row > select, .row > input { flex: 1; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 560px) { .grid-2 { grid-template-columns: 1fr; } }

.prefix-box {
  background: var(--panel-2);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 15px;
  color: var(--signal);
}

button {
  font-family: inherit;
  font-size: 14px;
  border-radius: var(--radius);
  padding: 10px 16px;
  border: 1px solid var(--line);
  cursor: pointer;
  white-space: nowrap;
}
button.primary {
  background: var(--signal);
  color: var(--signal-ink);
  border-color: var(--signal);
  font-weight: 600;
}
button.primary:hover { filter: brightness(1.06); }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; filter: none; }
button.ghost { background: transparent; color: var(--ink); }
button.ghost:hover { border-color: var(--signal); color: var(--signal); }

.hint { font-size: 12px; color: var(--muted); margin: 8px 0 0; }
.hidden { display: none; }

.actions { display: flex; align-items: center; gap: 16px; margin-top: 20px; }

.progress {
  flex: 1;
  height: 8px;
  background: var(--panel-2);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.bar { height: 100%; width: 0; background: var(--signal); transition: width 0.15s linear; }

.status { font-size: 13px; margin: 14px 0 0; min-height: 18px; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

.results { display: grid; gap: 8px; }
.result {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: grid;
  gap: 4px;
}
.result .r-top { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.result .r-title { font-weight: 600; }
.result .r-meta { font-size: 12px; color: var(--muted); }
.result .r-meta .mono { color: var(--ink); }
.pill {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.pill.completed { color: var(--ok); border-color: var(--ok); }
.pill.processing { color: var(--signal); border-color: var(--signal); }
.pill.error { color: var(--err); border-color: var(--err); }
.empty { color: var(--muted); font-size: 13px; padding: 6px 2px; }

/* Searchable studio combobox */
.combo { position: relative; }
.combo-list {
  position: absolute;
  z-index: 20;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  margin: 0;
  padding: 4px;
  list-style: none;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  max-height: 260px;
  overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.combo-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
}
.combo-item:hover,
.combo-item.active { background: rgba(224, 165, 43, 0.14); }
.combo-item .mono { color: var(--signal); font-size: 13px; }
.combo-empty { padding: 8px 10px; color: var(--muted); font-size: 13px; }
.pill.fingerprinted { color: var(--muted); border-color: var(--muted); }