:root {
  color-scheme: dark;
  --bg: #0b1220;
  --surface: #111a2e;
  --border: #243049;
  --text: #e8eefc;
  --muted: #8fa3c7;
  --accent: #5b8cff;
  --accent-2: #34d399;
  --danger: #f87171;
  --radius: 14px;
  font-family: "SF Pro Text", "PingFang TC", "Noto Sans TC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); }
body {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 8px;
  background: linear-gradient(180deg, #121c33, transparent);
}
.brand { display: flex; gap: 12px; align-items: center; }
.logo { font-size: 1.8rem; }
h1 { margin: 0; font-size: 1.15rem; }
.sub { margin: 2px 0 0; color: var(--muted); font-size: 0.78rem; }

.status-pill {
  font-size: 0.72rem;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #0d1528;
  white-space: nowrap;
}
.status-pill.ok { border-color: #1f6f4a; color: var(--accent-2); }
.status-pill.warn { border-color: #7c5b12; color: #fbbf24; }
.status-pill.err { border-color: #7f1d1d; color: var(--danger); }

main {
  flex: 1;
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 8px 14px 24px;
  display: grid;
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.card h2 { margin: 0 0 8px; font-size: 0.95rem; }
.hint, .meta { color: var(--muted); font-size: 0.82rem; line-height: 1.45; }
.meta { margin: 8px 0 0; }

.field { display: grid; gap: 6px; margin-bottom: 10px; font-size: 0.85rem; }
.field input[type="text"],
.field input[type="file"],
textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #0c1424;
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}
textarea { resize: vertical; min-height: 96px; }

.row { display: flex; gap: 8px; flex-wrap: wrap; }
.presets { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

.btn, .chip {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
}
.btn.primary { background: var(--accent); color: #fff; font-weight: 600; }
.btn.secondary { background: #1a2744; color: var(--text); border: 1px solid var(--border); }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn.small { padding: 6px 10px; font-size: 0.78rem; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.chip { background: #15213a; color: var(--muted); font-size: 0.78rem; padding: 6px 10px; }

.actions { display: flex; gap: 10px; }

.slider { display: grid; gap: 8px; margin-bottom: 10px; font-size: 0.85rem; }
.slider input[type="range"] { width: 100%; accent-color: var(--accent); }
.check { display: flex; gap: 8px; align-items: center; font-size: 0.85rem; margin: 6px 0; }

.flow {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 8px 0;
}
.step {
  background: #15213a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.75rem;
}
.arrow { color: var(--muted); font-size: 0.8rem; }

audio { width: 100%; margin-top: 8px; }
.log {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
  max-height: 180px;
  overflow: auto;
}
.log li {
  font-size: 0.78rem;
  color: var(--muted);
  border-left: 2px solid var(--border);
  padding-left: 8px;
}
.log li.ok { border-color: var(--accent-2); color: #b7f7d8; }
.log li.err { border-color: var(--danger); color: #fecaca; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.72rem;
  padding: 10px;
  border-top: 1px solid #10182b;
}