:root{
  --bg:#0e0d10; --bg2:#16151a; --line:#2a2830; --fg:#efeaf2; --dim:#a09aab;
  --warm:#e8a24a; --cool:#6f8fd6; --ok:#63c08a; --bad:#e06a72;
  --radius:12px;
  --font: ui-sans-serif,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:15px;line-height:1.6}
main{max-width:1000px;margin:0 auto;padding:18px 16px 64px}
h3{font-size:15px;margin:22px 0 8px;color:var(--fg);font-weight:600}
h3:first-child{margin-top:6px}
p{margin:8px 0}
.tip{color:var(--dim);font-size:13px}
.lede{color:var(--dim);font-size:14px;border-left:2px solid var(--warm);padding-left:12px}

#top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:10px 16px;background:rgba(14,13,16,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand b{font-size:16px;letter-spacing:.06em}
.brand .sub{color:var(--dim);font-size:12px;margin-left:10px}
.meters{display:flex;align-items:center;gap:10px}
.meter{font-size:12px;color:var(--dim);white-space:nowrap}
.meter b{color:var(--fg);font-variant-numeric:tabular-nums}

button{font:inherit;font-size:14px;white-space:nowrap;border-radius:9px;padding:8px 14px;cursor:pointer;border:1px solid var(--line);
  background:var(--bg2);color:var(--fg);transition:.15s}
button:hover:not(:disabled){border-color:#4a4655;background:#1d1b22}
button:disabled{opacity:.45;cursor:not-allowed}
button.primary{background:var(--warm);border-color:var(--warm);color:#20160a;font-weight:600}
button.primary:hover:not(:disabled){filter:brightness(1.08);background:var(--warm)}
button.ghost{background:transparent}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}

input,textarea,select{font:inherit;font-size:14px;background:#111015;color:var(--fg);
  border:1px solid var(--line);border-radius:9px;padding:9px 12px;width:100%}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--warm)}
textarea{resize:none;max-height:140px}
.row{display:flex;gap:8px;align-items:flex-start}
.fl{display:block;margin:10px 0;font-size:13px;color:var(--dim)}
.fl input,.fl select{margin-top:5px}
.cb{display:flex;align-items:center;gap:8px;margin:10px 0;font-size:13px;color:var(--dim)}
.cb input{width:auto}
.fold{margin:14px 0;border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;background:var(--bg2)}
.fold summary{cursor:pointer;font-size:13px;color:var(--dim)}

.screen{display:none}
.screen.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px}
.opt{text-align:left;padding:12px 14px;line-height:1.4}
.opt b{display:block;font-size:14px}
.opt span{display:block;color:var(--dim);font-size:12px;margin-top:2px}
.opt.on{border-color:var(--warm);background:#211a10}
.opt.on b{color:var(--warm)}

/* 舞台 */
.stage-wrap{margin:6px 0 14px}
.stage{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--line)}
.stage video{width:100%;height:100%;object-fit:cover;display:block;background:#000}
.stage video.idle{animation:breathe 14s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:scale(1.0)}50%{transform:scale(1.035)}}
.stage .sub{position:absolute;left:0;right:0;bottom:0;padding:26px 22px 16px;font-size:19px;line-height:1.5;
  text-shadow:0 2px 10px #000,0 0 30px #000;background:linear-gradient(transparent,rgba(0,0,0,.72));
  min-height:52px;pointer-events:none}
.stage .sub .who{color:var(--warm);font-size:13px;display:block;margin-bottom:2px;letter-spacing:.05em}
.idle-hint{position:absolute;top:12px;left:14px;font-size:12px;color:var(--dim);
  background:rgba(0,0,0,.5);padding:4px 10px;border-radius:20px}
.busy,.fail{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;background:rgba(8,7,10,.82);backdrop-filter:blur(3px);text-align:center;padding:20px}
.busy-txt{display:flex;gap:10px;align-items:baseline;font-size:15px}
#busy-time{color:var(--dim);font-variant-numeric:tabular-nums;font-size:13px}
.busy-note{color:var(--dim);font-size:12px}
.spin{width:26px;height:26px;border:2px solid #3a3644;border-top-color:var(--warm);border-radius:50%;animation:sp .8s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
#fail-msg{color:var(--bad);max-width:460px}

/* 交互区 */
.under{max-width:100%}
.feedback{min-height:24px;display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.chip{font-size:12px;padding:3px 10px;border-radius:20px;border:1px solid var(--line);color:var(--dim);
  animation:fade .3s ease}
.chip.up{color:var(--ok);border-color:#2c5340}
.chip.down{color:var(--bad);border-color:#5a3238}
.chip.note{color:var(--cool);border-color:#33405e}
.cards{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.card{font-size:13px;padding:7px 12px;border-radius:20px;color:var(--dim);background:transparent}
.card:hover:not(:disabled){color:var(--fg)}
.inputrow textarea{flex:1}
.inputrow button{align-self:stretch;min-width:74px}
.toolrow{margin-top:8px;flex-wrap:wrap}
.toolrow button{font-size:12px;padding:5px 10px;color:var(--dim)}
.hints,.stats{margin-top:10px;border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;
  background:var(--bg2);font-size:13px}
.hints div,.stats div{margin:4px 0}
.hints b,.stats b{color:var(--warm);font-weight:600;margin-right:8px}
.bars{display:grid;grid-template-columns:auto 1fr auto;gap:6px 10px;align-items:center;margin-top:6px}
.bar{height:5px;background:#26232c;border-radius:3px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--warm);transition:width .5s}

/* 候选 */
.cast-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.cast{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg2)}
.cast video{width:100%;aspect-ratio:16/9;object-fit:cover;background:#000;display:block;cursor:pointer}
.cast .meta{padding:11px 13px}
.cast .meta b{font-size:14px}
.cast .meta .t{color:var(--dim);font-size:12px;margin:2px 0 8px}
.cast .meta .hook{font-size:13px;color:var(--fg);border-left:2px solid var(--warm);padding-left:9px;margin-bottom:10px}
.cast .pending{display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;color:var(--dim);font-size:13px;gap:10px}

/* 战报 */
.report{border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--bg2)}
.report h2{margin:0 0 4px;font-size:22px}
.report h2 .tone{font-size:12px;padding:3px 9px;border-radius:20px;margin-left:10px;vertical-align:middle;border:1px solid var(--line)}
.tone.best{color:var(--warm);border-color:var(--warm)}
.tone.good{color:var(--ok);border-color:#2c5340}
.tone.ok{color:var(--cool);border-color:#33405e}
.tone.bad{color:var(--bad);border-color:#5a3238}
.report ul{margin:10px 0;padding-left:18px;color:var(--dim);font-size:13px}
.report li{margin:5px 0}
.report .quote{font-size:17px;border-left:2px solid var(--warm);padding-left:12px;margin:14px 0;color:var(--fg)}
.report .usage{font-size:12px;color:var(--dim);border-top:1px solid var(--line);margin-top:14px;padding-top:10px;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:4px 12px}
.report .usage b{color:var(--fg);font-variant-numeric:tabular-nums}

#revisit-box{border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;background:var(--bg2);margin-bottom:8px}
#revisit-box h3{margin:0 0 8px}
.revisit{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:6px 0;font-size:13px}
.revisit span{color:var(--dim)}

dialog{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2);color:var(--fg);
  max-width:460px;width:calc(100% - 32px);padding:20px}
dialog::backdrop{background:rgba(0,0,0,.6)}
.settings h3{margin-top:0}

@media(max-width:640px){
  main{padding:14px 12px 48px}
  .stage .sub{font-size:16px;padding:20px 16px 12px}
  .brand .sub{display:none}
}

/* 有上一帧可看时，等待提示缩成右上角的小条，不遮住她 */
.busy.compact{inset:auto 10px 10px auto;flex-direction:row;gap:9px;padding:7px 12px;border-radius:20px;
  background:rgba(8,7,10,.78);border:1px solid var(--line);align-items:center}
.busy.compact .spin{width:15px;height:15px}
.busy.compact .busy-txt{font-size:12px;gap:7px}
.busy.compact .busy-note{display:none}

/* 台词已经定了、画面还在生成时，字幕先压低一档出现 */
.stage .sub.pending{opacity:.6}
.stage .sub.pending .who::after{content:'　正在拍…';font-size:11px;opacity:.7}

/* 捏人面板 */
.shape{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2);padding:14px 16px;margin-bottom:18px}
.shape-head{margin-bottom:12px}
.shape-head b{font-size:14px;display:block;margin-bottom:3px}
.shape-row{display:grid;grid-template-columns:64px 1fr;gap:8px 12px;align-items:start;margin:10px 0}
.shape-row>label{font-size:13px;color:var(--dim);padding-top:6px}
.shape-row>input{grid-column:2;font-size:13px;padding:6px 10px}
.pills{display:flex;gap:6px;flex-wrap:wrap}
.pill{font-size:13px;padding:5px 12px;border-radius:20px;color:var(--dim);background:transparent}
.pill.on{border-color:var(--warm);color:var(--warm);background:#211a10}

/* 选中态必须压过 hover：否则鼠标还停在按钮上时看到的是 hover 的灰，移开才变亮 */
button.opt.on, button.opt.on:hover{border-color:var(--warm);background:#211a10}
button.opt.on b{color:var(--warm)}
button.pill.on, button.pill.on:hover{border-color:var(--warm);color:var(--warm);background:#211a10}
button.card:hover:not(:disabled){border-color:var(--warm);color:var(--fg)}

/* 定帧待机不再呼吸缩放——晃 */
.stage video.idle{animation:none}

/* 等待时盖在视频上的基准照静帧：每段片段都从这张开始、也回到这张，所以切换时不会跳 */
.stage .still{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;pointer-events:none}
.stage .sub,.stage .idle-hint,.stage .busy,.stage .fail{z-index:2}

/* 结算主图：她的定帧照 */
.stage .hero{width:100%;height:100%;object-fit:cover;display:block;background:#000}

/* 兜底：加载时检测到 H3 把台词烙进了画面底部，就在那条带上盖一层模糊暗带（我们自己的字幕压在上面），不花生成时间 */
.stage .mask{position:absolute;left:0;right:0;bottom:0;height:17%;z-index:1;pointer-events:none;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  background:linear-gradient(to bottom,rgba(0,0,0,0),rgba(0,0,0,.55) 40%,rgba(0,0,0,.7))}