:root {
  --bg: #0f1220;
  --card: #181c2f;
  --card2: #1f2540;
  --accent: #6c8cff;
  --accent2: #9b6cff;
  --text: #e6e9f5;
  --muted: #9aa3c0;
  --ok: #43d39e;
  --err: #ff6b6b;
  --radius: 16px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(1200px 600px at 20% -10%, #232a4d 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}
.app { max-width: 1100px; margin: 0 auto; padding: 28px 20px 48px; }
.hero h1 { font-size: 30px; margin: 0 0 6px; letter-spacing: .5px; }
.hero .sub { color: var(--muted); margin: 0 0 22px; }
.grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 20px; }
@media (max-width: 860px){ .grid { grid-template-columns: 1fr; } }
.card {
  background: linear-gradient(180deg, var(--card) 0%, var(--card2) 100%);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 20px 20px 24px;
  box-shadow: 0 10px 40px rgba(0,0,0,.35);
}
.card h2 { font-size: 15px; margin: 18px 0 10px; color: var(--accent); }
.card h2:first-child { margin-top: 0; }
.hint { color: var(--muted); font-size: 13px; }
.drop {
  border: 1.5px dashed rgba(108,140,255,.5);
  border-radius: 12px; padding: 18px; text-align: center;
  display: flex; flex-direction: column; gap: 10px; align-items: center;
}
.audio-preview { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.ref-text-block {
  margin-top: 14px; padding: 14px; border-radius: 12px;
  background: rgba(155,108,255,.10); border: 1px solid rgba(155,108,255,.35);
}
.ref-text-block label { color: var(--text); font-size: 14px; font-weight: 600; }
.ref-text-block textarea { margin-top: 8px; }
.ref-text-block textarea:disabled { opacity: .7; background: #11152a; }
textarea {
  width: 100%; background: #0e1224; color: var(--text);
  border: 1px solid rgba(255,255,255,.08); border-radius: 10px;
  padding: 12px; font-size: 15px; resize: vertical; line-height: 1.6;
}
.row { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; gap: 12px; }
label { font-size: 14px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; }
select, input[type=file] { color: var(--text); }
select {
  background: #0e1224; color: var(--text); border-radius: 8px;
  border: 1px solid rgba(255,255,255,.1); padding: 8px 10px; font-size: 14px;
}
button { cursor: pointer; font-size: 14px; border: none; border-radius: 10px; padding: 10px 16px; }
button:disabled { opacity: .5; cursor: not-allowed; }
.ghost { background: rgba(255,255,255,.06); color: var(--text); border: 1px solid rgba(255,255,255,.12); }
.primary {
  margin-top: 18px; width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #fff; font-weight: 600; font-size: 16px; padding: 13px;
  box-shadow: 0 8px 24px rgba(108,140,255,.35);
}
.primary.small { width: auto; margin-top: 14px; display: inline-block; text-decoration: none; }
.link { background: none; color: var(--accent); padding: 0; text-decoration: underline; }
.adv { margin-top: 16px; border-top: 1px solid rgba(255,255,255,.06); padding-top: 10px; }
.adv summary { cursor: pointer; color: var(--muted); font-size: 14px; }
.params { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 12px; }
.params label { font-size: 13px; }
.params .val { color: var(--accent); font-weight: 600; }
input[type=range] { width: 100%; accent-color: var(--accent); }
.tip { color: var(--muted); font-size: 12.5px; }
.progress { margin-top: 16px; }
.bar { height: 6px; background: rgba(255,255,255,.08); border-radius: 6px; overflow: hidden; }
.bar span { display: block; height: 100%; width: 35%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  animation: slide 1.2s infinite ease-in-out; }
@keyframes slide { 0%{margin-left:-35%} 100%{margin-left:100%} }
.err { color: var(--err); margin-top: 12px; font-size: 14px; }
.result { background: #0e1224; border-radius: 12px; padding: 18px; min-height: 120px; }
.result.empty .placeholder { color: var(--muted); text-align: center; margin: 40px 0; }
#outAudio { width: 100%; }
.tips { margin-top: 26px; font-size: 13px; color: var(--muted); line-height: 1.7;
  background: rgba(108,140,255,.08); border: 1px solid rgba(108,140,255,.2); border-radius: 12px; padding: 14px 16px; }
.tips strong { color: var(--text); }

/* ===== 角色库 ===== */
.role-banner {
  background: linear-gradient(90deg, rgba(155,108,255,.22), rgba(108,140,255,.22));
  border: 1px solid rgba(155,108,255,.4); border-radius: 12px;
  padding: 12px 16px; margin-bottom: 18px; font-size: 14px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.role-banner b { color: var(--accent2); }
.roles-section { margin-top: 22px; }
.roles-section h3 { font-size: 14px; margin: 16px 0 10px; color: var(--text); }
.save-role { margin-top: 12px; }
.save-form {
  margin-top: 10px; background: #0e1224; border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 14px; display: flex; flex-direction: column; gap: 12px;
}
.save-form label { font-size: 13px; }
.save-form input[type=text] {
  background: #0e1224; color: var(--text); border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px; padding: 9px 10px; font-size: 14px; margin-top: 4px; width: 100%;
}
.save-form .radio { flex-direction: row; align-items: center; gap: 6px; font-size: 13px; color: var(--text); }
.save-form .row { flex-wrap: wrap; gap: 10px; }
.role-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px;
}
.role-card {
  background: #0e1224; border: 1px solid rgba(255,255,255,.08); border-radius: 12px;
  padding: 12px 14px; cursor: pointer; transition: .15s; display: flex; flex-direction: column; gap: 4px;
}
.role-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.role-card.active { border-color: var(--accent2); box-shadow: 0 0 0 2px rgba(155,108,255,.4); }
.rc-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.rc-head b { font-size: 15px; }
.rc-sub { color: var(--muted); font-size: 12.5px; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 999px; white-space: nowrap; }
.badge.pub { background: rgba(67,211,158,.18); color: var(--ok); }
.badge.priv { background: rgba(255,107,107,.16); color: var(--err); }
.placeholder.small { color: var(--muted); font-size: 13px; margin: 6px 0; }