:root{
  --abyss:#0e4a53; --surf:#2f9e97; --surf-neon:#00fff0; --sun:#d9a315;
  --coral:#d93a43; --ink:#0b0b0a; --shell:#ffffff;
  --paper:#f4f6f6; --line:#dfe5e5; --muted:#5a6467;
}
*{box-sizing:border-box;}
[hidden]{display:none !important;}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--paper);}
.topbar{display:flex;align-items:center;justify-content:space-between;
  background:var(--abyss);color:#fff;padding:14px 22px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand h1{font-size:18px;margin:0;}
.brand .sub{margin:0;font-size:12px;color:#bfe3e0;}
.dot{width:22px;height:22px;border-radius:50%;background:var(--surf-neon);
  box-shadow:0 0 0 4px rgba(0,255,240,.18);}
.models{font-size:12px;color:#9fd3cf;}
main{max-width:1120px;margin:0 auto;padding:22px;}
.sessionbar{display:flex;align-items:center;gap:10px;margin:0 0 14px;}
.sessionbar .lbl{margin:0;white-space:nowrap;}
.sessionbar select{height:34px;min-width:300px;max-width:100%;border:1px solid var(--line);
  border-radius:8px;padding:0 10px;font-size:13px;background:#fff;}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;}
.lbl{display:block;font-size:13px;font-weight:600;color:var(--abyss);margin-bottom:6px;}
textarea{width:100%;min-height:170px;resize:vertical;border:1px solid var(--line);
  border-radius:8px;padding:12px;font-size:14px;line-height:1.5;font-family:inherit;}
textarea:focus,select:focus{outline:2px solid var(--surf);border-color:var(--surf);}
.controls{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;margin-top:14px;}
.field{display:flex;flex-direction:column;min-width:220px;}
select{height:38px;border:1px solid var(--line);border-radius:8px;padding:0 10px;font-size:14px;background:#fff;}
input[type=file]{font-size:13px;}
.hint{font-size:12px;color:var(--muted);margin-top:4px;}
.inputrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
.inputrow input[type=file]{font-size:13px;flex:1;min-width:200px;}
.inputrow button{background:var(--surf);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;}
.inputrow button:hover{background:var(--abyss);}
.inputrow button:disabled{opacity:.55;cursor:not-allowed;}
button{cursor:pointer;font-family:inherit;}
.primary{margin-left:auto;background:var(--surf);color:#fff;border:none;border-radius:8px;
  padding:11px 20px;font-size:15px;font-weight:600;}
.primary:hover{background:var(--abyss);}
.primary:disabled{opacity:.55;cursor:not-allowed;}
.cost{font-size:12px;color:var(--muted);margin:12px 2px 0;}
.status{margin-top:12px;font-size:14px;min-height:20px;}
.status.err{color:var(--coral);font-weight:600;}
.status.ok{color:var(--abyss);}
.results{margin-top:22px;}
.cardgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));column-gap:18px;row-gap:18px;}
.bulkbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;}
.bulkbar button{background:var(--sun);border:none;color:#3a2c00;font-weight:700;
  border-radius:8px;padding:9px 16px;font-size:14px;}
.bulkbar button:hover{filter:brightness(1.05);}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  display:grid;grid-template-rows:subgrid;grid-row:span 12;row-gap:0;}
.card-head{display:flex;align-items:center;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line);}
.rank{background:var(--abyss);color:#fff;font-weight:700;font-size:13px;
  width:24px;height:24px;border-radius:50%;display:grid;place-items:center;flex:none;}
.cname{font-size:15px;margin:0;flex:1;}
.ttext{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  background:var(--sun);color:#3a2c00;padding:3px 8px;border-radius:5px;}
.thumb-slot{position:relative;aspect-ratio:16/9;background:#0e4a53;overflow:hidden;}
.thumb-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#7fb8b3;font-size:13px;}
.thumb-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;cursor:zoom-in;}
.thumb-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  gap:8px;color:#fff;background:rgba(14,74,83,.85);font-size:14px;}
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;
  border-radius:50%;animation:spin .8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.card-actions{display:flex;gap:10px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line);}
.gen{background:var(--surf);color:#fff;border:none;border-radius:7px;padding:8px 14px;font-size:13px;font-weight:600;}
.gen:hover{background:var(--abyss);}
.gen:disabled{opacity:.55;cursor:not-allowed;}
.finals{background:none;border:1px solid var(--surf);color:var(--surf);border-radius:7px;padding:7px 11px;font-size:13px;font-weight:600;cursor:pointer;}
.finals:hover{background:var(--surf);color:#fff;}
.finals:disabled{opacity:.5;cursor:not-allowed;}
.dl{font-size:13px;color:var(--surf);font-weight:600;text-decoration:none;margin-left:auto;}
.dl:hover{text-decoration:underline;}
.meta{margin:0;font-size:12.5px;line-height:1.5;display:grid;grid-template-rows:subgrid;grid-row:span 9;row-gap:0;}
.meta div{padding:7px 14px;border-bottom:1px dashed var(--line);}
.meta div:last-child{border-bottom:none;}
.meta dt{font-weight:700;color:var(--abyss);}
.meta dd{margin:2px 0 0;color:#333;}
.meta .props{display:flex;flex-wrap:wrap;gap:5px;margin-top:3px;}
.meta .props span{background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:2px 7px;font-size:11px;}
.imgprompt{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11px;color:var(--muted);
  background:var(--paper);border-radius:6px;padding:7px;margin-top:3px;white-space:pre-wrap;}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(11,11,10,.9);
  display:flex;align-items:center;justify-content:center;}
.lb-img{max-width:88vw;max-height:82vh;border-radius:8px;box-shadow:0 12px 48px rgba(0,0,0,.6);cursor:default;}
.lb-close{position:absolute;top:14px;right:22px;font-size:38px;line-height:1;color:#fff;
  background:none;border:none;cursor:pointer;padding:4px 10px;}
.lb-prev,.lb-next{position:absolute;top:50%;transform:translateY(-50%);font-size:46px;line-height:1;
  color:#fff;background:rgba(0,0,0,.35);border:none;cursor:pointer;width:60px;height:96px;border-radius:10px;}
.lb-prev{left:22px;} .lb-next{right:22px;}
.lb-prev:hover,.lb-next:hover{background:rgba(47,158,151,.75);}
.lb-cap{position:absolute;bottom:38px;left:0;right:0;text-align:center;color:#fff;font-size:15px;font-weight:600;padding:0 80px;}
.lb-count{position:absolute;bottom:16px;left:0;right:0;text-align:center;color:#9fd3cf;font-size:13px;}

/* topbar right + cog */
.topbar-right{display:flex;align-items:center;gap:14px;}
.cog{background:none;border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:8px;
  width:38px;height:38px;font-size:18px;line-height:1;cursor:pointer;}
.cog:hover{background:rgba(255,255,255,.14);}

/* per-card tweak row */
.tweak{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 14px;border-bottom:1px solid var(--line);}
.tweak-input{flex:1;min-width:120px;height:34px;border:1px solid var(--line);border-radius:7px;
  padding:0 10px;font-size:13px;font-family:inherit;}
.tweak-input:focus{outline:2px solid var(--surf);border-color:var(--surf);}
.tweak-btn{background:var(--sun);color:#3a2c00;border:none;border-radius:7px;padding:8px 13px;font-size:13px;font-weight:700;}
.tweak-btn:hover{filter:brightness(1.05);}
.tweak-btn:disabled{opacity:.5;cursor:not-allowed;}
.tweak-undo{background:none;border:1px solid var(--line);border-radius:7px;padding:7px 11px;font-size:12px;color:var(--muted);}
.tweak-undo:hover{background:var(--paper);}
.tweak-msg{flex-basis:100%;font-size:12px;color:var(--muted);}

/* per-card edit-history carousel */
.cz-prev,.cz-next{position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  background:rgba(11,11,10,.45);color:#fff;border:none;width:34px;height:48px;border-radius:7px;
  font-size:26px;line-height:1;cursor:pointer;}
.cz-prev{left:8px;} .cz-next{right:8px;}
.cz-prev:hover,.cz-next:hover{background:rgba(47,158,151,.85);}
.cz-prev:disabled,.cz-next:disabled{opacity:.3;cursor:not-allowed;}
.cz-bar{display:flex;justify-content:space-between;align-items:center;gap:8px;
  padding:7px 14px;border-bottom:1px solid var(--line);background:var(--paper);}
.cz-label{font-size:12px;color:var(--abyss);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.cz-count{font-size:11px;color:var(--muted);flex:none;}

/* settings / prompts modal */
.modal{position:fixed;inset:0;z-index:1100;background:rgba(11,11,10,.6);
  display:flex;align-items:center;justify-content:center;padding:24px;}
.modal-card{background:#fff;border-radius:14px;max-width:800px;width:100%;max-height:86vh;
  display:flex;flex-direction:column;overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.4);}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line);}
.modal-head h2{margin:0;font-size:17px;color:var(--abyss);}
.modal-close{background:none;border:none;font-size:26px;line-height:1;color:var(--muted);cursor:pointer;}
.modal-body{padding:6px 20px 22px;overflow:auto;}
.prompt-block{margin-top:18px;}
.prompt-block h3{margin:0 0 2px;font-size:14px;color:var(--abyss);}
.prompt-block .desc{margin:0 0 8px;font-size:12.5px;color:var(--muted);}
.prompt-block pre{white-space:pre-wrap;background:var(--paper);border:1px solid var(--line);border-radius:8px;
  padding:12px;font-size:12px;font-family:ui-monospace,Menlo,Consolas,monospace;margin:0;max-height:340px;overflow:auto;}

/* settings sections + speaker manager */
.settings-section{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);}
.settings-section:first-child{border-top:none;padding-top:0;}
.set-h{margin:0 0 4px;font-size:15px;color:var(--abyss);}
.speaker-list{margin:8px 0;}
.speaker-row{display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:7px 0;border-bottom:1px dashed var(--line);font-size:13px;}
.sp-del{background:none;border:1px solid var(--line);border-radius:6px;padding:5px 10px;font-size:12px;color:var(--coral);cursor:pointer;}
.sp-del:hover{background:#fdecec;}
.sp-del:disabled{opacity:.5;cursor:not-allowed;}
.speaker-add{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:8px;}
.speaker-add .sp-name{height:32px;border:1px solid var(--line);border-radius:7px;padding:0 10px;font-size:13px;min-width:170px;}
.speaker-add .sp-file{font-size:12px;}
.speaker-add .sp-add{background:var(--surf);color:#fff;border:none;border-radius:7px;padding:7px 14px;font-size:13px;font-weight:600;cursor:pointer;}
.speaker-add .sp-add:disabled{opacity:.5;cursor:not-allowed;}
.sp-msg{font-size:12px;color:var(--muted);flex-basis:100%;}