/* ====== 53 视频截图 · 暖米白 + 胶片琥珀 · 胶片台 ====== */
.tsk.vfg{
  --tsk-bg:#fbf7ef;
  --tsk-card:#ffffff;
  --tsk-card-2:#fbf6ec;
  --tsk-ink:#2a2318;
  --tsk-sub:#6a5c45;
  --tsk-faint:#9b8c72;
  --tsk-line:#ebdfc9;
  --tsk-line-2:#f4ecdd;
  --tsk-brand:#b06d16;
  --tsk-brand-2:#d99a2b;
  --tsk-brand-soft:#fdf1da;
  --tsk-brand-ink:#8a5310;
  --tsk-ok:#2f8a5f;
  --tsk-ok-soft:#e8f6ef;
  --tsk-bad:#c04a3a;
  --tsk-bad-soft:#fbece8;
  --tsk-shadow-sm:0 1px 2px rgba(42,35,24,.06),0 8px 20px rgba(42,35,24,.06);
  --tsk-shadow:0 2px 8px rgba(42,35,24,.08),0 22px 52px rgba(42,35,24,.11);
  background:
    radial-gradient(660px 300px at 94% -8%,rgba(217,154,43,.14),transparent 62%),
    radial-gradient(460px 240px at -6% 4%,rgba(176,109,22,.08),transparent 60%),
    var(--tsk-bg);
}
:root[data-theme="dark"] .tsk.vfg{
  --tsk-bg:#17130c;
  --tsk-card:#221c12;
  --tsk-card-2:#1b1610;
  --tsk-ink:#f5eedf;
  --tsk-sub:#c3b393;
  --tsk-faint:#8e7f63;
  --tsk-line:#3a3122;
  --tsk-line-2:#2b2417;
  --tsk-brand:#f0b95a;
  --tsk-brand-2:#ffd27d;
  --tsk-brand-soft:rgba(240,185,90,.13);
  --tsk-brand-ink:#f6c977;
  --tsk-ok:#5fd39b;
  --tsk-ok-soft:rgba(95,211,155,.13);
  --tsk-bad:#ff9582;
  --tsk-bad-soft:rgba(255,149,130,.13);
  --tsk-shadow-sm:0 1px 2px rgba(0,0,0,.5),0 8px 20px rgba(0,0,0,.3);
  --tsk-shadow:0 2px 8px rgba(0,0,0,.5),0 22px 52px rgba(0,0,0,.4);
  background:
    radial-gradient(660px 300px at 94% -8%,rgba(240,185,90,.13),transparent 62%),
    radial-gradient(460px 240px at -6% 4%,rgba(255,210,125,.07),transparent 60%),
    var(--tsk-bg);
}

.vfg-hero{display:grid;grid-template-columns:minmax(0,1fr) 394px;gap:30px;padding:30px 0 24px;align-items:stretch;}
.vfg-hero-l{display:flex;flex-direction:column;}
.vfg-hero-l>.tsk-hs{flex:1 1 auto;}
.vfg-hero-l .tsk-h1 b{color:var(--tsk-brand-ink);}
.vfg-sec-sub{font-size:12px;font-weight:600;color:var(--tsk-faint);}

/* ---- 控制台 ---- */
.vfg-panel{
  background:var(--tsk-card);
  border:1px solid var(--tsk-line);
  border-radius:16px;
  box-shadow:var(--tsk-shadow);
  overflow:hidden;
}
.vfg-panel-hd{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 18px;
  background:var(--tsk-card-2);
  border-bottom:1px solid var(--tsk-line);
}
.vfg-panel-hd b{font-size:13px;}
.vfg-panel-hd i{
  font-style:normal;
  font:700 9.5px/1 var(--tsk-num);
  letter-spacing:.14em;
  color:var(--tsk-brand-ink);
}
.vfg-panel-body{padding:14px 18px 16px;}

/* 胶片齿孔拖拽区 */
.vfg-drop{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  padding:20px 14px;
  border:1.5px dashed var(--tsk-line);
  border-radius:12px;
  background:
    repeating-linear-gradient(90deg,var(--tsk-line-2) 0 6px,transparent 6px 16px) top/100% 4px no-repeat,
    repeating-linear-gradient(90deg,var(--tsk-line-2) 0 6px,transparent 6px 16px) bottom/100% 4px no-repeat,
    var(--tsk-card-2);
  cursor:pointer;
  text-align:center;
  transition:border-color .18s,background .18s;
}
.vfg-drop:hover,.vfg-drop.is-over{border-color:var(--tsk-brand);background:var(--tsk-brand-soft);}
.vfg-drop-ic{font-size:22px;line-height:1;filter:grayscale(.1);}
.vfg-drop b{font-size:12.5px;font-weight:800;color:var(--tsk-ink);word-break:break-all;}
.vfg-drop small{font-size:10.5px;color:var(--tsk-faint);}

.vfg-meta{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:7px;
  margin-top:12px;
}
.vfg-meta>div{
  padding:8px 10px;
  border-radius:8px;
  background:var(--tsk-card-2);
  border:1px solid var(--tsk-line-2);
}
.vfg-meta span{display:block;font-size:9.5px;font-weight:700;letter-spacing:.06em;color:var(--tsk-faint);}
.vfg-meta b{
  display:block;
  margin-top:2px;
  font:800 12px/1.4 var(--tsk-num);
  color:var(--tsk-brand-ink);
  font-variant-numeric:tabular-nums;
}

.vfg-field{margin-top:12px;}
.vfg-field label{
  display:block;
  margin-bottom:5px;
  font-size:11.5px;
  font-weight:800;
  color:var(--tsk-sub);
}
.vfg-inp{
  width:100%;
  height:36px;
  padding:0 11px;
  border:1px solid var(--tsk-line);
  border-radius:8px;
  background:var(--tsk-card-2);
  color:var(--tsk-ink);
  font:700 12.5px/36px var(--tsk-num);
  outline:none;
  transition:border-color .16s,box-shadow .16s;
}
.vfg-inp:focus{
  border-color:var(--tsk-brand);
  box-shadow:0 0 0 3px var(--tsk-brand-soft);
}
.vfg-inp:disabled{opacity:.55;cursor:not-allowed;}
.vfg-time-row{display:grid;grid-template-columns:1fr 66px;gap:8px;}
.vfg-mini{
  height:36px;
  border:1px solid var(--tsk-line);
  border-radius:8px;
  background:var(--tsk-card);
  color:var(--tsk-sub);
  font:700 11.5px/1 var(--tsk-num);
  cursor:pointer;
  transition:.15s;
}
.vfg-mini:hover:not(:disabled){border-color:var(--tsk-brand);color:var(--tsk-brand-ink);}
.vfg-mini:disabled{opacity:.5;cursor:not-allowed;}
.vfg-seg{display:grid;grid-template-columns:1fr 1fr;gap:6px;}
.vfg-mode{
  padding:7px 0;
  border:1px solid var(--tsk-line);
  border-radius:7px;
  background:var(--tsk-card-2);
  color:var(--tsk-sub);
  font:700 11.5px/1.3 var(--tsk-num);
  cursor:pointer;
  transition:.15s;
}
.vfg-mode.on{background:var(--tsk-brand-soft);border-color:var(--tsk-brand);color:var(--tsk-brand-ink);}
.vfg-err{
  margin-top:11px;
  padding:9px 11px;
  border-radius:8px;
  background:var(--tsk-bad-soft);
  color:var(--tsk-bad);
  font-size:11.5px;
  line-height:1.75;
}
.vfg-acts{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.vfg-acts .tsk-btn-main{
  flex:1 1 100%;
  background:linear-gradient(120deg,var(--tsk-brand),var(--tsk-brand-2));
  color:#fff;
}
.vfg-ghost{flex:1 1 0;min-width:96px;color:var(--tsk-sub);}
.vfg-foot{
  margin-top:11px;
  padding-top:10px;
  border-top:1px dashed var(--tsk-line);
  font-size:10.5px;
  line-height:1.7;
  color:var(--tsk-faint);
}

/* ---- 预览台 ---- */
.vfg-stage{
  margin:2px 0 30px;
  border:1px solid var(--tsk-line);
  border-radius:16px;
  background:var(--tsk-card);
  box-shadow:var(--tsk-shadow);
  overflow:hidden;
}
.vfg-stage-hd{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:14px 20px;
  border-bottom:1px solid var(--tsk-line);
  background:var(--tsk-card-2);
}
.vfg-stage-t{font-size:14.5px;font-weight:800;margin:0;}
.vfg-stage-note{font-size:11px;color:var(--tsk-faint);}
.vfg-screen{
  position:relative;
  margin:16px 20px 0;
  border-radius:12px;
  background:#12100c;
  overflow:hidden;
  min-height:220px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.vfg-screen video{
  display:block;
  width:100%;
  max-height:520px;
  object-fit:contain;
  background:#12100c;
}
.vfg-screen-mask{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  background:#141109;
  color:#cbb98f;
  text-align:center;
  padding:20px;
}
.vfg-screen-mask span{font-size:26px;opacity:.85;}
.vfg-screen-mask b{font-size:13px;color:#f0e3c6;}
.vfg-screen-mask small{font-size:11px;color:#8d7d5f;}
.vfg-screen.has-video .vfg-screen-mask{display:none;}

.vfg-timeline{padding:12px 20px 0;}
.vfg-timeline input[type=range]{
  width:100%;
  height:26px;
  appearance:none;
  background:transparent;
  cursor:pointer;
}
.vfg-timeline input[type=range]::-webkit-slider-runnable-track{
  height:6px;
  border-radius:99px;
  background:linear-gradient(90deg,var(--tsk-brand),var(--tsk-brand-2));
  opacity:.85;
}
.vfg-timeline input[type=range]::-webkit-slider-thumb{
  appearance:none;
  width:16px;
  height:16px;
  margin-top:-5px;
  border-radius:50%;
  background:#fff;
  border:3px solid var(--tsk-brand);
  box-shadow:0 1px 4px rgba(0,0,0,.3);
}
.vfg-timeline input[type=range]:disabled{opacity:.45;cursor:not-allowed;}
.vfg-timeline-labels{
  display:flex;
  justify-content:space-between;
  font:700 10.5px/1.5 var(--tsk-num);
  color:var(--tsk-faint);
}
.vfg-frame-acts{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:12px 20px 0;
}
.vfg-thumbs{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(150px,1fr));
  gap:10px;
  padding:16px 20px 20px;
}
.vfg-thumb-empty{
  grid-column:1 / -1;
  padding:22px 14px;
  border:1px dashed var(--tsk-line);
  border-radius:10px;
  text-align:center;
  font-size:12px;
  color:var(--tsk-faint);
}
.vfg-thumb{
  position:relative;
  border:1px solid var(--tsk-line);
  border-radius:10px;
  overflow:hidden;
  background:var(--tsk-card-2);
  box-shadow:var(--tsk-shadow-sm);
}
.vfg-thumb img{
  display:block;
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  background:#0e0c08;
  cursor:pointer;
}
.vfg-thumb-t{
  position:absolute;
  left:7px;
  top:7px;
  padding:2px 6px;
  border-radius:4px;
  background:rgba(12,10,7,.72);
  color:#ffe9bf;
  font:700 10px/1.5 var(--tsk-num);
}
.vfg-thumb-btn{
  width:100%;
  padding:7px 0;
  border:0;
  border-top:1px solid var(--tsk-line);
  background:var(--tsk-card);
  color:var(--tsk-brand-ink);
  font-size:11.5px;
  font-weight:800;
  cursor:pointer;
}
.vfg-thumb-btn:hover{background:var(--tsk-brand-soft);}

/* ---- 技巧 ---- */
.vfg-tips{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:10px;}
.vfg-tip{
  position:relative;
  padding:15px 17px 14px;
  background:var(--tsk-card);
  border:1px solid var(--tsk-line);
  border-radius:11px;
  box-shadow:var(--tsk-shadow-sm);
}
.vfg-tip::before{
  content:"";
  position:absolute;
  left:17px;
  top:0;
  width:26px;
  height:3px;
  border-radius:0 0 3px 3px;
  background:var(--tsk-brand);
}
.vfg-tip b{font-size:12.5px;color:var(--tsk-ink);}
.vfg-tip p{margin-top:5px;font-size:12px;line-height:1.82;color:var(--tsk-sub);}

/* ---- 错误 ---- */
.vfg-errs{display:grid;grid-template-columns:repeat(auto-fit,minmax(272px,1fr));gap:9px;}
.vfg-err-item{
  padding:13px 15px;
  border:1px solid var(--tsk-line);
  border-left:3px solid var(--tsk-bad);
  border-radius:0 9px 9px 0;
  background:var(--tsk-card);
  box-shadow:var(--tsk-shadow-sm);
}
.vfg-err-item b{display:block;font-size:12.5px;color:var(--tsk-bad);}
.vfg-err-item p{margin-top:4px;font-size:12px;line-height:1.8;color:var(--tsk-sub);}

@media (max-width:900px){
  .vfg-hero{grid-template-columns:1fr;gap:22px;}
  .vfg-screen video{max-height:340px;}
  .vfg-thumbs{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));}
}
@media (max-width:520px){
  .vfg-meta{grid-template-columns:1fr 1fr;}
  .vfg-time-row{grid-template-columns:1fr 60px;}
  .vfg-frame-acts .tsk-btn{flex:1 1 100%;}
}
@media print{
  .vfg-hero-r,.vfg-frame-acts,.vfg-timeline{display:none;}
  .tsk.vfg{background:#fff;}
}