/* ============ 共享设计 token ============ */
:root[data-theme="dark"]{
  --bg:#0B0B10; --bg-glow:radial-gradient(1200px 600px at 50% -10%, rgba(110,120,255,0.08), transparent 60%);
  --surface:rgba(255,255,255,0.035); --surface-solid:#15151C; --surface-2:rgba(255,255,255,0.06);
  --border:rgba(255,255,255,0.08); --border-strong:rgba(255,255,255,0.14);
  --text:#F2F2F7; --muted:#A0A0AE; --subtle:#6C6C7A;
  --accent:#7C8CFF; --accent-2:#4FD1C5;
  --accent-grad:linear-gradient(135deg,#7C8CFF 0%,#4FD1C5 100%);
  --ring:rgba(124,140,255,0.35);
  --success:#3ECF8E; --danger:#FF5C5C; --warning:#F5A623;
  --radius-lg:20px; --radius-md:14px; --radius-sm:10px;
  --shadow-float:0 8px 40px rgba(0,0,0,0.45);
  --font:'Inter','Noto Sans SC',system-ui,sans-serif;
  /* 补充：毛玻璃底色（跟随主题） */
  --glass:rgba(18,18,26,0.72);
  --hover-veil:linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.72) 100%);
}
:root[data-theme="light"]{
  --bg:#F7F7FA; --bg-glow:radial-gradient(1200px 600px at 50% -10%, rgba(110,120,255,0.06), transparent 60%);
  --surface:#FFFFFF; --surface-solid:#FFFFFF; --surface-2:#F1F1F6;
  --border:rgba(20,20,30,0.08); --border-strong:rgba(20,20,30,0.16);
  --text:#17171E; --muted:#5D5D6B; --subtle:#9797A3;
  --accent:#7C8CFF; --accent-2:#4FD1C5;
  --accent-grad:linear-gradient(135deg,#7C8CFF 0%,#4FD1C5 100%);
  --ring:rgba(124,140,255,0.35);
  --success:#3ECF8E; --danger:#FF5C5C; --warning:#F5A623;
  --radius-lg:20px; --radius-md:14px; --radius-sm:10px;
  --shadow-float:0 8px 40px rgba(20,20,40,0.10);
  --font:'Inter','Noto Sans SC',system-ui,sans-serif;
  --glass:rgba(255,255,255,0.85);
  --hover-veil:linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.6) 100%);
}

/* ============ 基础 ============ */
*{box-sizing:border-box}
[hidden]{display:none !important}
html{background:var(--bg)}
body{
  margin:0; min-height:100vh; overflow-x:hidden;
  background:var(--bg); color:var(--text);
  font-family:var(--font); font-size:14px; line-height:1.65;
  transition:background .25s cubic-bezier(.4,0,.2,1), color .25s cubic-bezier(.4,0,.2,1);
}
button{font-family:inherit; cursor:pointer}
input,textarea,select{font-family:inherit; color:inherit}
.icon{width:17px; height:17px; stroke:currentColor; stroke-width:1.8; fill:none; stroke-linecap:round; stroke-linejoin:round; display:block}

/* 顶部环境光晕：营造 AI 工具氛围 */
.bg-glow{position:fixed; inset:0; background:var(--bg-glow); pointer-events:none; z-index:0}

/* ============ 顶栏 ============ */
.topbar{
  position:fixed; top:0; left:0; right:0; height:56px; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 20px;
  background:color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter:blur(18px) saturate(1.4);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid var(--border);
}
.brand{display:flex; align-items:center; gap:10px}
.brand-mark{
  width:24px; height:24px; border-radius:8px; background:var(--accent-grad);
  display:grid; place-items:center; color:#fff; flex:none;
  box-shadow:0 2px 10px rgba(124,140,255,.35);
}
.brand-mark .icon{width:13px; height:13px; stroke-width:2}
.brand-name{font-size:13px; font-weight:700; letter-spacing:.05em}
.topbar-actions{display:flex; align-items:center; gap:8px}

/* API 状态胶囊 */
.api-chip{
  display:flex; align-items:center; gap:7px; height:30px; padding:0 12px;
  border:1px solid var(--border); border-radius:999px;
  font-size:12px; color:var(--muted); background:var(--surface);
}
.api-chip .dot{width:7px; height:7px; border-radius:50%; background:var(--success); box-shadow:0 0 0 0 rgba(62,207,142,.5); animation:pulse 2.2s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(62,207,142,.45)}
  70%{box-shadow:0 0 0 6px rgba(62,207,142,0)}
  100%{box-shadow:0 0 0 0 rgba(62,207,142,0)}
}

/* 顶栏图标按钮 */
.icon-btn{
  width:34px; height:34px; border-radius:10px; border:1px solid transparent;
  background:transparent; color:var(--muted);
  display:grid; place-items:center;
  transition:all .2s cubic-bezier(.4,0,.2,1);
}
.icon-btn:hover{background:var(--surface-2); color:var(--text); border-color:var(--border)}
/* 明暗切换：根据主题显示对应图标 */
html[data-theme="dark"] .i-moon{display:none}
html[data-theme="light"] .i-sun{display:none}

/* ============ 画廊 ============ */
.gallery-wrap{position:relative; z-index:1; padding:76px 20px 250px; max-width:1760px; margin:0 auto}
.gallery{columns:290px; column-gap:16px}
.g-card{
  break-inside:avoid; margin:0 0 16px; position:relative;
  border-radius:var(--radius-md); overflow:hidden;
  border:1px solid var(--border);
  background:var(--surface-solid);
  transition:transform .25s cubic-bezier(.4,0,.2,1), box-shadow .25s cubic-bezier(.4,0,.2,1);
}
.g-card:hover{box-shadow:var(--shadow-float)}
.g-media{width:100%; position:relative; transition:transform .35s cubic-bezier(.4,0,.2,1)}
.g-card:hover .g-media{transform:scale(1.035)}
/* 噪点叠层：让纯渐变更接近真实照片质感 */
.g-media::after{
  content:""; position:absolute; inset:0; opacity:.16; mix-blend-mode:overlay; pointer-events:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='140' height='140' filter='url(%23n)' opacity='0.55'/></svg>");
}

/* hover 浮出：提示词 + 操作栏 */
.g-hover{
  position:absolute; inset:0; margin:0; padding:14px;
  display:flex; flex-direction:column; justify-content:flex-end; gap:10px;
  background:var(--hover-veil);
  opacity:0; transition:opacity .25s cubic-bezier(.4,0,.2,1);
}
.g-card:hover .g-hover,.g-card:focus-within .g-hover{opacity:1}
.g-prompt{
  margin:0; color:#fff; font-size:12.5px; line-height:1.5;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  text-shadow:0 1px 8px rgba(0,0,0,.4);
}
.g-actions{display:flex; gap:8px; flex-wrap:wrap}
.g-act{
  width:30px; height:30px; border-radius:9px; border:1px solid rgba(255,255,255,.16);
  background:rgba(20,20,28,.55); backdrop-filter:blur(8px); color:#fff;
  display:grid; place-items:center; transition:all .2s cubic-bezier(.4,0,.2,1);
}
.g-act:hover{background:rgba(124,140,255,.85); border-color:transparent; transform:translateY(-1px)}
.g-act .icon{width:14px; height:14px}
/* 图片级操作显示明确文字，避免和恢复整个任务的操作混淆。 */
.g-act.is-result-edit{
  width:auto; padding:0 10px; display:inline-flex; gap:5px;
  font-size:11.5px; font-weight:650; white-space:nowrap;
}

/* —— 假图渐变库：模拟不同题材的生成结果 —— */
.art-1{background:linear-gradient(160deg,#2a1206,#7a2d12 42%,#e8632a 78%,#f7a05c), radial-gradient(60% 40% at 70% 20%, rgba(255,210,150,.5), transparent)}
.art-2{background:radial-gradient(80% 60% at 75% 15%, rgba(255,92,168,.55), transparent 60%), linear-gradient(200deg,#0a0f2e,#1a2560 42%,#7c3aed 78%,#ff5ca8)}
.art-3{background:radial-gradient(70% 50% at 30% 25%, rgba(255,255,255,.5), transparent 60%), linear-gradient(165deg,#efe6d8,#d9c7ad 52%,#b09472)}
.art-4{background:linear-gradient(180deg,#dfe9e8,#9fbdb9 45%,#48706c 82%,#2b4a47)}
.art-5{background:radial-gradient(55% 45% at 32% 22%,#31479e,transparent 70%), radial-gradient(35% 30% at 75% 60%, rgba(79,209,197,.35), transparent), linear-gradient(200deg,#1b2a6b,#0c1033 55%,#05060f)}
.art-6{background:radial-gradient(65% 45% at 70% 18%, rgba(255,235,170,.65), transparent 60%), linear-gradient(155deg,#f7d98b,#d9902f 40%,#8a4a12 76%,#3f2408)}
.art-7{background:radial-gradient(60% 40% at 28% 20%, rgba(255,255,255,.7), transparent 65%), linear-gradient(170deg,#f4f6fa,#ccd6e4 52%,#8fa3c0)}
.art-8{background:radial-gradient(70% 45% at 70% 25%, rgba(255,190,160,.6), transparent 60%), linear-gradient(175deg,#ffd9c9,#ff9e9e 45%,#c66a9a 80%,#6d3b7a)}
.art-9{background:linear-gradient(180deg,#f5f5f2,#c9cdc9 42%,#6f7873 72%,#2f3634)}
.art-10{background:radial-gradient(60% 50% at 65% 25%, rgba(255,250,235,.7), transparent 60%), linear-gradient(160deg,#f2ece2,#ddd0bd 55%,#a89880)}

/* ============ 生成中任务卡（旋转渐变光边 + shimmer） ============ */
@property --spin-a{syntax:'<angle>'; initial-value:0deg; inherits:false}
.gen-card{
  break-inside:avoid; margin:0 0 16px; padding:1.5px; border-radius:var(--radius-md);
  background:conic-gradient(from var(--spin-a), transparent 0 62%, rgba(124,140,255,.95) 80%, rgba(79,209,197,.9) 90%, transparent 100%);
  animation:spin-border 2.6s linear infinite;
}
@keyframes spin-border{to{--spin-a:360deg}}
.gen-inner{
  position:relative; overflow:hidden; border-radius:calc(var(--radius-md) - 1.5px);
  background:var(--surface-solid); aspect-ratio:1/1;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px;
  padding:20px; text-align:center;
}
/* 骨架流光 */
.gen-inner::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(105deg, transparent 40%, rgba(255,255,255,.055) 50%, transparent 60%);
  background-size:220% 100%;
  animation:shimmer 1.8s linear infinite;
}
@keyframes shimmer{from{background-position:180% 0}to{background-position:-80% 0}}
.gen-spinner{
  width:26px; height:26px; border-radius:50%; flex:none;
  border:2.5px solid var(--surface-2); border-top-color:var(--accent);
  animation:rotate .9s linear infinite;
}
@keyframes rotate{to{transform:rotate(360deg)}}
.gen-state{font-size:13px; font-weight:600; color:var(--text)}
.gen-prompt{
  margin:0; max-width:90%; font-size:12px; color:var(--subtle);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}

/* ============ 失败任务卡 ============ */
.fail-card{
  break-inside:avoid; margin:0 0 16px; border-radius:var(--radius-md);
  border:1px solid color-mix(in srgb, var(--danger) 32%, var(--border));
  background:var(--surface-solid); padding:22px 18px;
  display:flex; flex-direction:column; align-items:center; gap:10px; text-align:center;
}
.fail-badge{
  width:34px; height:34px; border-radius:50%; display:grid; place-items:center;
  background:color-mix(in srgb, var(--danger) 14%, transparent); color:var(--danger);
}
.fail-title{font-size:13px; font-weight:600}
.fail-msg{margin:0; font-size:12px; color:var(--muted)}
.fail-prompt{margin:0; max-width:92%; font-size:12px; color:var(--subtle); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.fail-actions{display:flex; gap:8px; margin-top:4px; flex-wrap:wrap; justify-content:center}
.fail-detail-link{
  border:0; background:transparent; color:var(--subtle); font-size:11.5px;
  padding:2px 6px; text-decoration:underline; text-underline-offset:3px;
}
.fail-detail-link:hover{color:var(--text)}

/* ============ 通用按钮 ============ */
.btn{
  height:34px; padding:0 14px; border-radius:10px; font-size:12.5px; font-weight:600;
  display:inline-flex; align-items:center; gap:6px; border:1px solid transparent;
  transition:all .2s cubic-bezier(.4,0,.2,1);
}
.btn .icon{width:14px; height:14px}
.btn-primary{background:var(--accent-grad); color:#fff; box-shadow:0 2px 12px rgba(124,140,255,.28)}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 6px 20px rgba(124,140,255,.4)}
.btn-ghost{background:transparent; border-color:var(--border-strong); color:var(--muted)}
.btn-ghost:hover{color:var(--text); background:var(--surface-2)}

/* ============ 底部悬浮创作区 ============ */
.composer-zone{
  position:fixed; left:50%; bottom:24px; transform:translateX(-50%);
  width:min(820px, calc(100vw - 32px)); z-index:40;
  display:flex; flex-direction:column; gap:10px;
}
/* 编辑模式上传栏：从创作条上方浮出 */
.upload-strip{
  display:flex; align-items:center; gap:10px; padding:10px 12px;
  border-radius:var(--radius-md); border:1px solid var(--border);
  background:var(--glass); backdrop-filter:blur(20px) saturate(1.4);
  -webkit-backdrop-filter:blur(20px) saturate(1.4);
  box-shadow:var(--shadow-float);
  opacity:0; transform:translateY(8px); pointer-events:none;
  transition:opacity .25s cubic-bezier(.4,0,.2,1), transform .25s cubic-bezier(.4,0,.2,1);
}
.upload-strip.is-visible{opacity:1; transform:none; pointer-events:auto}
.upload-strip.is-dragover{
  border-color:var(--accent);
  background:color-mix(in srgb,var(--glass) 88%,var(--accent) 12%);
  box-shadow:0 0 0 3px var(--ring),var(--shadow-float);
}
.upload-strip.is-dragover .up-add{border-color:var(--accent);color:var(--accent)}
.up-thumb{
  width:52px; height:52px; border-radius:10px; position:relative; flex:none;
  border:1px solid var(--border-strong); overflow:hidden;
}
.up-thumb .g-media{height:100%}
.up-remove{
  position:absolute; top:3px; right:3px; width:16px; height:16px; border-radius:50%;
  border:none; background:rgba(0,0,0,.6); color:#fff; font-size:10px; line-height:1;
  display:grid; place-items:center;
}
.up-add{
  width:52px; height:52px; border-radius:10px; flex:none;
  border:1.5px dashed var(--border-strong); background:transparent; color:var(--subtle);
  display:grid; place-items:center; transition:all .2s cubic-bezier(.4,0,.2,1);
}
.up-add:hover{border-color:var(--accent); color:var(--accent); background:rgba(124,140,255,.06)}
.up-divider{width:1px; height:36px; background:var(--border); margin:0 2px}
.up-mask-btn{height:36px}
.up-note{font-size:11.5px; color:var(--subtle); margin-left:auto; padding-right:6px}

/* 创作条主体：毛玻璃悬浮 */
.composer{
  position:relative; border-radius:var(--radius-lg);
  border:1px solid var(--border-strong);
  background:var(--glass);
  backdrop-filter:blur(22px) saturate(1.5);
  -webkit-backdrop-filter:blur(22px) saturate(1.5);
  box-shadow:var(--shadow-float);
  padding:14px 14px 12px;
  transition:border-color .2s cubic-bezier(.4,0,.2,1), box-shadow .2s cubic-bezier(.4,0,.2,1);
}
.composer:focus-within{border-color:var(--ring); box-shadow:0 0 0 4px var(--ring), var(--shadow-float)}
.composer textarea{
  width:100%; border:none; outline:none; background:transparent; resize:none;
  font-size:14.5px; line-height:1.6; color:var(--text);
  min-height:26px; max-height:160px; padding:2px 4px 10px;
}
.composer textarea::placeholder{color:var(--subtle)}
.composer-row{display:flex; align-items:center; gap:10px}

/* 创建 / 编辑分段控件 */
.seg{
  display:flex; padding:3px; gap:2px; border-radius:11px;
  background:var(--surface-2); border:1px solid var(--border); flex:none;
}
.seg-btn{
  height:30px; padding:0 14px; border:none; border-radius:8px; font-size:12.5px; font-weight:600;
  background:transparent; color:var(--muted); transition:all .2s cubic-bezier(.4,0,.2,1);
}
.seg-btn.is-active{background:var(--surface-solid); color:var(--text); box-shadow:0 1px 6px rgba(0,0,0,.18)}

/* 参数胶囊 */
.param-chips{display:flex; gap:6px; flex:1; min-width:0; overflow-x:auto; scrollbar-width:none}
.param-chips::-webkit-scrollbar{display:none}
.chip{
  height:30px; padding:0 12px; border-radius:999px; flex:none;
  border:1px solid var(--border); background:transparent;
  font-size:12px; color:var(--muted); display:inline-flex; align-items:center; gap:5px;
  transition:all .2s cubic-bezier(.4,0,.2,1);
}
.chip:hover{border-color:var(--border-strong); color:var(--text); background:var(--surface-2)}
.chip .icon{width:12px; height:12px; opacity:.7}
.chip b{font-weight:600; color:var(--text)}

/* 开始生成按钮 */
.btn-generate{
  height:38px; padding:0 20px; border:none; border-radius:12px; flex:none;
  background:var(--accent-grad); color:#fff; font-size:13.5px; font-weight:700;
  display:inline-flex; align-items:center; gap:7px;
  box-shadow:0 3px 14px rgba(124,140,255,.32);
  transition:all .2s cubic-bezier(.4,0,.2,1);
}
.btn-generate:hover{transform:translateY(-1px); box-shadow:0 8px 24px rgba(124,140,255,.45)}
.btn-generate .icon{width:15px; height:15px}

/* ============ 参数弹层（向上展开） ============ */
.param-pop{
  position:absolute; left:0; right:0; bottom:calc(100% + 12px);
  border-radius:var(--radius-lg); border:1px solid var(--border-strong);
  background:var(--glass); backdrop-filter:blur(24px) saturate(1.5);
  -webkit-backdrop-filter:blur(24px) saturate(1.5);
  box-shadow:var(--shadow-float);
  padding:18px; max-height:min(58vh, 480px); overflow:auto;
  opacity:0; transform:translateY(10px); pointer-events:none;
  transition:opacity .22s cubic-bezier(.4,0,.2,1), transform .22s cubic-bezier(.4,0,.2,1);
}
.param-pop.is-open{opacity:1; transform:none; pointer-events:auto}
.pp-section{margin-bottom:16px}
.pp-section:last-child{margin-bottom:0}
.pp-label{font-size:11px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--subtle); margin:0 0 8px}
.pp-grid-2{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.pp-grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:8px}
.field label{display:block; font-size:12px; color:var(--muted); margin-bottom:5px}
.field input,.field select{
  width:100%; height:36px; padding:0 11px; border-radius:10px;
  border:1px solid var(--border); background:var(--surface); outline:none;
  font-size:13px; transition:all .2s cubic-bezier(.4,0,.2,1);
  appearance:none; -webkit-appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888899' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat:no-repeat; background-position:right 10px center; padding-right:30px;
}
.field input:focus,.field select:focus{border-color:var(--accent); box-shadow:0 0 0 3px var(--ring)}
/* 尺寸预设网格 */
.size-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:8px}
.size-opt{
  padding:9px 6px; border-radius:10px; border:1px solid var(--border); background:transparent;
  display:flex; flex-direction:column; align-items:center; gap:2px;
  color:var(--muted); transition:all .18s cubic-bezier(.4,0,.2,1);
}
.size-opt small{font-size:10.5px; color:var(--subtle)}
.size-opt:hover{border-color:var(--border-strong); color:var(--text)}
.size-opt.is-active{border-color:var(--accent); color:var(--text); background:rgba(124,140,255,.09); box-shadow:0 0 0 3px var(--ring)}
.size-opt b{font-size:12px; font-weight:600}
.custom-size{margin-top:10px}
.pp-hint{margin:9px 0 0; font-size:11.5px; color:var(--subtle)}

/* ============ 右侧抽屉 ============ */
.drawer-overlay{
  position:fixed; inset:0; z-index:60; background:rgba(0,0,0,.42);
  opacity:0; pointer-events:none; transition:opacity .25s cubic-bezier(.4,0,.2,1);
}
.drawer-overlay.is-open{opacity:1; pointer-events:auto}
.drawer{
  position:fixed; top:0; right:0; bottom:0; width:min(360px, 92vw); z-index:61;
  background:var(--surface-solid); border-left:1px solid var(--border);
  box-shadow:var(--shadow-float);
  transform:translateX(105%); transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex; flex-direction:column;
}
.drawer.is-open{transform:none}
.drawer-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 18px 14px; border-bottom:1px solid var(--border); flex:none;
}
.drawer-head h2{margin:0; font-size:15px; font-weight:700}
.drawer-body{padding:18px; overflow:auto; flex:1}
.drawer .field{margin-bottom:14px}
.drawer .btn-row{display:flex; gap:8px; margin-top:16px}
.drawer .btn-row .btn-primary{flex:1; justify-content:center; height:38px}

/* 请求状态卡 */
.status-card{
  margin-top:22px; padding:13px 14px; border-radius:var(--radius-md);
  border:1px solid var(--border); background:var(--surface);
  display:flex; gap:10px; align-items:flex-start;
}
.status-card .s-dot{width:8px; height:8px; border-radius:50%; background:var(--subtle); margin-top:6px; flex:none}
.status-card strong{font-size:13px; display:block}
.status-card p{margin:2px 0 0; font-size:12px; color:var(--muted)}

/* 调试折叠区 */
.debug-fold{margin-top:14px; border:1px solid var(--border); border-radius:var(--radius-md); overflow:hidden}
.debug-fold summary{
  list-style:none; padding:11px 14px; font-size:12.5px; font-weight:600; color:var(--muted);
  display:flex; align-items:center; justify-content:space-between; cursor:pointer;
}
.debug-fold summary::-webkit-details-marker{display:none}
.debug-fold summary .icon{width:14px; height:14px; transition:transform .2s}
.debug-fold[open] summary .icon{transform:rotate(180deg)}
.debug-block{padding:0 14px 12px}
.debug-block p{margin:0 0 6px; font-size:11px; color:var(--subtle)}
.debug-block pre{
  margin:0 0 10px; padding:10px 12px; border-radius:8px; overflow:auto;
  background:var(--surface-2); border:1px solid var(--border);
  font-size:11px; line-height:1.6; color:var(--muted); font-family:ui-monospace,Consolas,monospace;
}

/* 历史任务卡 */
.t-card{
  display:flex; gap:11px; padding:12px; border-radius:var(--radius-md);
  border:1px solid var(--border); background:var(--surface); margin-bottom:10px;
  transition:border-color .2s cubic-bezier(.4,0,.2,1);
}
.t-card:hover{border-color:var(--border-strong)}
.t-thumb{width:52px; height:52px; border-radius:9px; flex:none; overflow:hidden; position:relative}
.t-thumb.is-fail{display:grid; place-items:center; background:color-mix(in srgb, var(--danger) 12%, transparent); color:var(--danger)}
.t-main{flex:1; min-width:0}
.t-title{font-size:12.5px; font-weight:600; display:flex; align-items:center; gap:7px}
.t-badge{font-size:10px; font-weight:600; padding:1.5px 7px; border-radius:999px}
.t-badge.ok{color:var(--success); background:color-mix(in srgb, var(--success) 13%, transparent)}
.t-badge.bad{color:var(--danger); background:color-mix(in srgb, var(--danger) 13%, transparent)}
.t-prompt{margin:3px 0 2px; font-size:11.5px; color:var(--muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.t-meta{font-size:10.5px; color:var(--subtle)}
/* 历史卡代表完整任务，任务级“重新编辑”固定放在元信息下方。 */
.t-actions{display:flex; margin-top:7px}
.t-edit-action{
  min-height:26px; padding:0 9px; border-radius:8px;
  border:1px solid var(--border-strong); background:transparent; color:var(--muted);
  display:inline-flex; align-items:center; gap:5px; font-size:11px; font-weight:600;
}
.t-edit-action:hover{background:var(--surface-2); color:var(--text)}
.t-edit-action .icon{width:12px; height:12px}

/* 预览按钮点击后的语义提示，仅存在于隔离按钮 Demo。 */
.action-demo-toast{
  position:fixed; left:50%; top:74px; z-index:90; transform:translate(-50%,-8px);
  max-width:min(460px,calc(100vw - 32px)); padding:10px 14px; border-radius:12px;
  border:1px solid var(--border-strong); background:var(--glass);
  backdrop-filter:blur(18px) saturate(1.4); -webkit-backdrop-filter:blur(18px) saturate(1.4);
  box-shadow:var(--shadow-float); color:var(--text); font-size:12.5px; font-weight:600;
  opacity:0; pointer-events:none; transition:opacity .2s ease,transform .2s ease;
}
.action-demo-toast.is-visible{opacity:1; transform:translate(-50%,0)}

/* 空状态：大留白 + 简约图形 */
.empty-state{padding:56px 20px; text-align:center}
.empty-art{
  width:88px; height:88px; margin:0 auto 18px; border-radius:26px;
  background:var(--surface-2); border:1px dashed var(--border-strong);
  display:grid; place-items:center; color:var(--subtle);
}
.empty-art .icon{width:30px; height:30px; stroke-width:1.4}
.empty-state strong{font-size:14px; display:block; margin-bottom:5px}
.empty-state p{margin:0; font-size:12.5px; color:var(--muted)}

/* ============ 响应式 ============ */
@media (max-width:768px){
  .gallery{columns:2; column-gap:10px}
  .g-card,.gen-card,.fail-card{margin-bottom:10px}
  .gallery-wrap{padding:68px 12px 300px}
  .composer-zone{left:0; bottom:0; transform:none; width:100%; gap:8px; padding:0 8px 8px}
  .composer{border-radius:var(--radius-lg) var(--radius-lg) 14px 14px}
  .brand-name{display:none}
  .api-chip span{display:none}
  .api-chip{padding:0 9px}
  .seg-btn{padding:0 11px}
  .btn-generate{padding:0 15px}
  .pp-grid-4{grid-template-columns:repeat(2,1fr)}
  .size-grid{grid-template-columns:repeat(3,1fr)}
}

/* ============ NewAPI 适配完善层：保持原版结构，仅覆盖视觉与响应式 ============ */
:root[data-theme="dark"]{
  color-scheme:dark;
  --topbar-bg:rgba(11,11,16,.96);
  --panel-bg:rgba(20,20,28,.985);
  --control-bg:#20202A;
  --listbox-bg:#1A1A24;
  --accent-foreground:#FFFFFF;
  --accent-soft:rgba(124,140,255,.12);
  --strong-action-bg:#F4F4F5;
  --strong-action-hover:#FFFFFF;
  --strong-action-text:#151519;
  --strong-action-border:rgba(255,255,255,.78);
  --strong-action-focus:rgba(255,255,255,.24);
  --strong-action-shadow:0 7px 20px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.92);
  --scrollbar-thumb:rgba(160,160,174,.36);
  --scrollbar-thumb-hover:rgba(190,190,204,.55);
  --scrollbar-track:rgba(255,255,255,.025);
}
:root[data-theme="light"]{
  color-scheme:light;
  --topbar-bg:rgba(247,247,250,.97);
  --panel-bg:rgba(255,255,255,.99);
  --control-bg:#F5F5F9;
  --listbox-bg:#FFFFFF;
  --accent-foreground:#FFFFFF;
  --accent-soft:rgba(124,140,255,.11);
  --strong-action-bg:#17171B;
  --strong-action-hover:#050506;
  --strong-action-text:#FFFFFF;
  --strong-action-border:rgba(0,0,0,.88);
  --strong-action-focus:rgba(23,23,27,.18);
  --strong-action-shadow:0 7px 18px rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.14);
  --scrollbar-thumb:rgba(93,93,107,.28);
  --scrollbar-thumb-hover:rgba(93,93,107,.46);
  --scrollbar-track:rgba(20,20,30,.025);
}

/* 品牌渐变始终由可同步的 NewAPI 品牌色生成。 */
:root{
  --accent-grad:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);
}

/* 页面、抽屉和代码块使用统一的细滚动条；主题切换时 color-scheme 同步变化。 */
html{
  scrollbar-gutter:stable;
}
*{
  scrollbar-width:thin;
  scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-track);
}
*::-webkit-scrollbar{
  width:8px;
  height:8px;
}
*::-webkit-scrollbar-track{
  background:var(--scrollbar-track);
}
*::-webkit-scrollbar-thumb{
  background:var(--scrollbar-thumb);
  border:2px solid transparent;
  border-radius:999px;
  background-clip:padding-box;
}
*::-webkit-scrollbar-thumb:hover{
  background:var(--scrollbar-thumb-hover);
  border:2px solid transparent;
  background-clip:padding-box;
}

/* 嵌入 NewAPI 后由父页面统一控制主题，避免顶栏出现重复主题入口。 */
html[data-embedded="true"] #btnTheme{
  display:none;
}

/* 顶栏恢复 Claude 原版的半透明玻璃参数；完善层仅保留右侧操作区靠右。 */
.topbar-actions{
  margin-left:auto;
}
.api-chip{
  background:var(--control-bg);
  background:color-mix(in srgb,var(--surface-solid) 92%,var(--bg) 8%);
}

/* 使用 iframe 的实际可用宽度排布：约 1670px 为五列，约 1850px 自动成为六列。 */
.gallery-wrap{
  max-width:1960px;
}
.gallery{
  columns:280px;
}

/* 创作区用 clamp 平滑适配 NewAPI 侧边栏展开与收起后的不同可用宽度。 */
.composer-zone{
  width:clamp(720px,52vw,900px);
  max-width:calc(100vw - 32px);
}
.upload-strip{
  min-width:0;
}
.seg{
  background:var(--control-bg);
  background:color-mix(in srgb,var(--surface-solid) 80%,var(--bg) 20%);
}
.seg-btn.is-active{
  background:var(--surface-solid);
}

/* 参数弹层提高到近实色，并严格限制为纵向滚动，彩色画廊不再干扰文字。 */
.param-pop{
  min-width:0;
  max-height:min(68dvh,520px);
  overflow-x:hidden;
  overflow-y:auto;
  overscroll-behavior:contain;
  background:var(--panel-bg);
  background:color-mix(in srgb,var(--surface-solid) 98%,transparent);
  backdrop-filter:blur(18px) saturate(1.08);
  -webkit-backdrop-filter:blur(18px) saturate(1.08);
  scrollbar-width:none;
  -ms-overflow-style:none;
  isolation:isolate;
}
.param-pop::-webkit-scrollbar{
  display:none;
}
/* 模式相关高级参数在桌面端按创建两列、编辑三列等分展示。 */
.mode-parameter-grid{
  display:grid;
  gap:8px;
}
.mode-parameter-grid[data-mode="generate"]{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.mode-parameter-grid[data-mode="edit"]{
  grid-template-columns:repeat(3,minmax(0,1fr));
}
.pp-grid-2,
.pp-grid-4,
.mode-parameter-grid,
.size-grid,
.field,
.pp-grid-2 > *,
.pp-grid-4 > *,
.mode-parameter-grid > *,
.size-grid > *{
  min-width:0;
}
.field input,
.field select{
  min-width:0;
  background:var(--control-bg);
  background:color-mix(in srgb,var(--surface-solid) 82%,var(--bg) 18%);
}
.field input:focus,
.field select:focus{
  background:var(--surface-solid);
}

/* 三个核心操作统一使用随主题反相的中性强按钮，避免继续占用品牌渐变。 */
.btn-generate,
.fail-actions .btn-primary,
#drawerSettings .btn-row .btn-primary{
  background:var(--strong-action-bg);
  color:var(--strong-action-text);
  border:1px solid var(--strong-action-border);
  box-shadow:var(--strong-action-shadow);
}
.btn-generate:hover,
.fail-actions .btn-primary:hover,
#drawerSettings .btn-row .btn-primary:hover{
  background:var(--strong-action-hover);
  color:var(--strong-action-text);
  transform:translateY(-1px);
  box-shadow:0 10px 24px rgba(0,0,0,.2),inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-generate:active,
.fail-actions .btn-primary:active,
#drawerSettings .btn-row .btn-primary:active{
  transform:translateY(0) scale(.985);
  box-shadow:0 3px 10px rgba(0,0,0,.16),inset 0 1px 2px rgba(0,0,0,.12);
}
.btn-generate:focus-visible,
.fail-actions .btn-primary:focus-visible,
#drawerSettings .btn-row .btn-primary:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px var(--strong-action-focus),var(--strong-action-shadow);
}

/* 遮罩按钮与问号保持一个紧凑操作组，窄屏仍保留可点击的说明入口。 */
.up-mask-group{
  display:flex;
  align-items:center;
  gap:6px;
  flex:none;
}

/* 问号按钮和浮层供遮罩、自定义尺寸两处共用。 */
.help-tip-trigger{
  width:20px;
  height:20px;
  padding:0;
  flex:none;
  border:1px solid var(--border-strong);
  border-radius:999px;
  background:color-mix(in srgb,var(--surface-solid) 90%,var(--bg) 10%);
  color:var(--muted);
  font:700 11px/1 var(--font);
  display:grid;
  place-items:center;
  transition:background .16s cubic-bezier(.4,0,.2,1),border-color .16s cubic-bezier(.4,0,.2,1),color .16s cubic-bezier(.4,0,.2,1),transform .16s cubic-bezier(.4,0,.2,1);
}
.help-tip-trigger:hover,
.help-tip-trigger:focus-visible,
.help-tip-trigger[aria-expanded="true"]{
  outline:none;
  border-color:var(--text);
  background:var(--text);
  color:var(--bg);
  transform:translateY(-1px);
}
.help-popover{
  position:fixed;
  z-index:140;
  width:min(340px,calc(100vw - 24px));
  padding:13px 14px;
  border:1px solid var(--border-strong);
  border-radius:13px;
  background:var(--panel-bg);
  background:color-mix(in srgb,var(--surface-solid) 98%,var(--bg) 2%);
  color:var(--muted);
  box-shadow:0 16px 46px rgba(0,0,0,.3);
  font-size:12px;
  line-height:1.58;
  pointer-events:auto;
  animation:help-tip-in .16s cubic-bezier(.4,0,.2,1);
}
@keyframes help-tip-in{
  from{opacity:0; transform:translateY(4px) scale(.985)}
  to{opacity:1; transform:none}
}
.help-popover strong{
  display:block;
  margin-bottom:5px;
  color:var(--text);
  font-size:12.5px;
}
.help-popover p{
  margin:0;
}
.help-popover ul{
  margin:7px 0 0;
  padding-left:18px;
}
.help-popover .help-example{
  margin-top:7px;
  color:var(--text);
}

/* 规则摘要常驻；实时校验只在自定义尺寸区域内占用一行。 */
.size-hint-row{
  display:flex;
  align-items:center;
  gap:6px;
  margin-top:9px;
}
.size-hint-row .pp-hint{
  margin:0;
  min-width:0;
}
.custom-size-status{
  min-height:18px;
  margin:7px 0 0;
  font-size:11.5px;
  line-height:1.5;
  color:var(--subtle);
}
.custom-size-status[data-state="valid"]{
  color:var(--success);
}
.custom-size-status[data-state="error"]{
  color:var(--danger);
}

/* ============ 自定义下拉组件 ============ */
.custom-select{
  position:relative;
  min-width:0;
}
.custom-select-native{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  margin:-1px !important;
  padding:0 !important;
  overflow:hidden !important;
  clip:rect(0 0 0 0) !important;
  clip-path:inset(50%) !important;
  white-space:nowrap !important;
  border:0 !important;
  pointer-events:none;
}
.custom-select-trigger{
  width:100%;
  height:36px;
  min-width:0;
  padding:0 10px 0 11px;
  border:1px solid var(--border);
  border-radius:10px;
  outline:none;
  background:var(--control-bg);
  background:color-mix(in srgb,var(--surface-solid) 82%,var(--bg) 18%);
  color:var(--text);
  font:inherit;
  font-size:13px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  text-align:start;
  transition:border-color .18s cubic-bezier(.4,0,.2,1),box-shadow .18s cubic-bezier(.4,0,.2,1),background .18s cubic-bezier(.4,0,.2,1);
}
.custom-select-value{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.custom-select-arrow{
  width:13px;
  height:13px;
  flex:none;
  color:var(--subtle);
  transition:transform .18s cubic-bezier(.4,0,.2,1),color .18s cubic-bezier(.4,0,.2,1);
}
.custom-select.is-open .custom-select-trigger,
.custom-select-trigger:focus-visible{
  border-color:var(--accent);
  background:var(--surface-solid);
  box-shadow:0 0 0 3px var(--ring);
}
.custom-select.is-open .custom-select-arrow{
  transform:rotate(180deg);
  color:var(--accent);
}
.custom-select-list{
  position:fixed;
  z-index:120;
  min-width:160px;
  max-height:220px;
  padding:5px;
  overflow-x:hidden;
  overflow-y:auto;
  border:1px solid var(--border-strong);
  border-radius:12px;
  background:var(--listbox-bg);
  background:color-mix(in srgb,var(--surface-solid) 98%,var(--bg) 2%);
  box-shadow:0 16px 46px rgba(0,0,0,.28);
  scrollbar-width:thin;
}
.custom-select-option{
  width:100%;
  min-height:34px;
  padding:7px 9px;
  border:0;
  border-radius:8px;
  background:transparent;
  color:var(--muted);
  font:inherit;
  font-size:12.5px;
  display:flex;
  align-items:center;
  text-align:start;
  transition:background .14s cubic-bezier(.4,0,.2,1),color .14s cubic-bezier(.4,0,.2,1);
}
.custom-select-option:hover,
.custom-select-option.is-active{
  background:var(--surface-2);
  color:var(--text);
}
.custom-select-option.is-selected{
  color:var(--accent);
  font-weight:600;
  background:var(--accent-soft);
}
.custom-select-option.is-active.is-selected{
  background:color-mix(in srgb,var(--accent) 17%,transparent);
}

/* 浏览器缺少毛玻璃支持时直接使用实色面板，不牺牲文字可读性。 */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .topbar,
  .param-pop{
    background:var(--surface-solid);
  }
}

/* 中间宽度下让编辑模式的第三项自然换行，避免控件被压缩。 */
@media (max-width:1200px){
  .pp-grid-4,
  .mode-parameter-grid[data-mode="edit"]{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

/* 辅助文案在空间不足时收起，核心素材与遮罩操作仍可横向访问。 */
@media (max-width:900px){
  .up-note{
    display:none;
  }
  .upload-strip{
    overflow-x:auto;
    overflow-y:hidden;
    scrollbar-width:none;
  }
  .upload-strip::-webkit-scrollbar{
    display:none;
  }
}

@media (max-width:768px){
  .gallery{
    columns:2;
    column-gap:10px;
  }
  .composer-zone{
    left:0;
    bottom:0;
    width:100%;
    max-width:none;
    transform:none;
  }
  .pp-grid-2{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .pp-grid-4{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .size-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}

/* 窄屏让参数胶囊独占下一行，避免生成按钮和模式切换被挤压。 */
@media (max-width:620px){
  .composer-row{
    display:grid;
    grid-template-columns:auto 1fr auto;
    align-items:center;
  }
  .param-chips{
    grid-column:1 / -1;
    grid-row:2;
    width:100%;
  }
  .pp-grid-2{
    grid-template-columns:1fr;
  }
  /* 窄屏下创建与编辑参数都改为单列，所有字段均可自然换行。 */
  .mode-parameter-grid[data-mode="generate"],
  .mode-parameter-grid[data-mode="edit"]{
    grid-template-columns:1fr;
  }
  .size-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .up-mask-btn{
    width:40px;
    padding:0;
    justify-content:center;
    font-size:0;
  }
}

/* ============ 本地真实接入层：只补 DOM 契约和动态状态，不改获批视觉 token ============ */
.svg-symbols{
  position:absolute;
  width:0;
  height:0;
  overflow:hidden;
}
.visually-hidden,
.form-contract-only{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  margin:-1px !important;
  padding:0 !important;
  overflow:hidden !important;
  clip:rect(0 0 0 0) !important;
  clip-path:inset(50%) !important;
  white-space:nowrap !important;
  border:0 !important;
}
fieldset{
  min-width:0;
  margin:0;
  padding:0;
  border:0;
}
button:disabled,
.btn:disabled,
.btn-generate:disabled{
  cursor:not-allowed;
  opacity:.48;
  transform:none !important;
  box-shadow:none !important;
}

/* 未配置时保持安静灰点，只有浏览器配置完整后才播放连接脉冲。 */
.api-chip .status-dot{
  background:var(--subtle);
  box-shadow:none;
  animation:none;
}
.api-chip .status-dot.active,
.api-chip.is-active .status-dot{
  background:var(--success);
  animation:pulse 2.2s infinite;
}

/* 空画廊独立于 masonry 容器，确保首次打开仍有完整、居中的留白。 */
.gallery-empty{
  min-height:calc(100dvh - 326px);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
.gallery-empty[hidden]{display:none}
.meta-bar{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
  margin:0 0 14px;
}
.meta-bar:empty{display:none}
.meta-item{
  min-height:27px;
  padding:4px 10px;
  border:1px solid var(--border);
  border-radius:999px;
  background:var(--surface);
  color:var(--muted);
  font-size:11.5px;
}
.task-queue-contract{display:none !important}

/* 结果图使用真实 img，外层继续承接获批版圆角、噪点和 hover 操作。 */
.g-media{
  display:block;
  overflow:hidden;
  background:var(--surface-2);
}
.g-media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.g-card[data-aspect="natural"] .g-media img{height:auto}
.g-card:focus-within{box-shadow:var(--shadow-float)}
.g-act:focus-visible,
.t-edit-action:focus-visible,
.fail-detail-link:focus-visible{
  outline:2px solid rgba(255,255,255,.88);
  outline-offset:2px;
}

/* 正式业务渲染回退：即使控制器尚未换成模板，卡片仍保持沉浸式画廊观感。 */
.gallery-card{
  break-inside:avoid;
  margin:0 0 16px;
  position:relative;
  overflow:hidden;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:var(--surface-solid);
  transition:box-shadow .25s cubic-bezier(.4,0,.2,1);
}
.gallery-card:hover{box-shadow:var(--shadow-float)}
.gallery-image-wrap{
  position:relative;
  overflow:hidden;
  background:var(--surface-2);
}
.gallery-image-wrap > img{
  display:block;
  width:100%;
  height:auto;
  transition:transform .35s cubic-bezier(.4,0,.2,1);
}
.gallery-card:hover .gallery-image-wrap > img{transform:scale(1.025)}
.gallery-card-body{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:11px 12px 12px;
}
.gallery-card-body > strong{font-size:12.5px}
.gallery-card-body > small{
  width:100%;
  overflow:hidden;
  color:var(--subtle);
  font-size:10.5px;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.gallery-card-body .button-row{
  display:flex;
  gap:6px;
  margin-left:auto;
}
.primary,
.ghost,
.small-button{
  min-height:30px;
  padding:0 11px;
  border:1px solid transparent;
  border-radius:9px;
  font:600 11.5px/1 var(--font);
}
.primary{
  border-color:var(--strong-action-border);
  background:var(--strong-action-bg);
  color:var(--strong-action-text);
  box-shadow:var(--strong-action-shadow);
}
.ghost{
  border-color:var(--border-strong);
  background:transparent;
  color:var(--muted);
}
.ghost:hover{background:var(--surface-2);color:var(--text)}
.image-magnifier{
  position:absolute;
  left:0;
  top:0;
  z-index:2;
  width:150px;
  height:150px;
  border:1px solid rgba(255,255,255,.5);
  border-radius:50%;
  background-repeat:no-repeat;
  box-shadow:0 10px 30px rgba(0,0,0,.34);
  opacity:0;
  pointer-events:none;
}

/* 参数弹层内两套真实表单共用同一位置，只展示当前模式。 */
.parameter-panel:not(.is-active){display:none}
.request-parameter-form{min-width:0}
.request-parameter-form .pp-section:last-of-type{margin-bottom:0}
.size-field > .custom-select{display:none !important}
.size-select-contract + .custom-select{display:none !important}
.size-rules{
  margin-top:9px;
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:10px;
  background:var(--surface);
  color:var(--muted);
  font-size:11.5px;
}
.size-rules strong{color:var(--text)}
.size-rules ul{margin:6px 0 0;padding-left:18px}
.custom-size-fields{margin-top:10px}
.field-hint.is-error,
.custom-size-status.is-error{color:var(--danger)}
.field-hint.is-success,
.custom-size-status.is-success{color:var(--success)}

/* 正式业务脚本创建的自定义 select 使用这些类名；视觉映射到获批组件。 */
.native-select-hidden{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  margin:-1px !important;
  padding:0 !important;
  overflow:hidden !important;
  clip:rect(0 0 0 0) !important;
  clip-path:inset(50%) !important;
  white-space:nowrap !important;
  border:0 !important;
  pointer-events:none;
}
.custom-select-button{
  width:100%;
  height:36px;
  min-width:0;
  padding:0 10px 0 11px;
  border:1px solid var(--border);
  border-radius:10px;
  outline:none;
  background:color-mix(in srgb,var(--surface-solid) 82%,var(--bg) 18%);
  color:var(--text);
  font:inherit;
  font-size:13px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  text-align:start;
  transition:border-color .18s cubic-bezier(.4,0,.2,1),box-shadow .18s cubic-bezier(.4,0,.2,1),background .18s cubic-bezier(.4,0,.2,1);
}
.custom-select-button:focus-visible,
.custom-select.is-open .custom-select-button{
  border-color:var(--accent);
  background:var(--surface-solid);
  box-shadow:0 0 0 3px var(--ring);
}
.custom-select-button .custom-select-arrow::before{content:"⌄"}
.custom-select.is-open .custom-select-button .custom-select-arrow{transform:rotate(180deg)}
.custom-select-menu{
  position:absolute;
  left:0;
  right:0;
  bottom:calc(100% + 6px);
  z-index:130;
  display:none;
  max-height:220px;
  padding:5px;
  overflow:auto;
  border:1px solid var(--border-strong);
  border-radius:12px;
  background:color-mix(in srgb,var(--surface-solid) 98%,var(--bg) 2%);
  box-shadow:0 16px 46px rgba(0,0,0,.28);
}
.custom-select.is-open .custom-select-menu{display:block}
.custom-select.is-dropdown-down .custom-select-menu{
  top:calc(100% + 6px);
  bottom:auto;
}

/* 编辑素材始终横向紧凑排列，素材增多时仅内部滚动。 */
.upload-strip[hidden]{display:none}
.upload-strip.is-visible{display:flex}
.upload-previews{
  display:flex;
  align-items:center;
  gap:8px;
  min-width:0;
}
.preview-panel{margin:0}
.image-preview-grid{
  display:flex;
  align-items:center;
  gap:8px;
}
.preview-item{
  position:relative;
  width:52px;
  height:52px;
  flex:none;
  overflow:hidden;
  border:1px solid var(--border-strong);
  border-radius:10px;
  background:var(--surface-2);
}
.preview-item img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.preview-remove{
  position:absolute;
  top:3px;
  right:3px;
  z-index:2;
  width:17px;
  height:17px;
  padding:0;
  border:0;
  border-radius:50%;
  background:rgba(0,0,0,.68);
  color:#fff;
  font:600 11px/1 var(--font);
  display:grid;
  place-items:center;
}
.up-add{
  cursor:pointer;
  display:grid;
  place-items:center;
}
.up-mask-btn{cursor:pointer;white-space:nowrap}
.up-mask-btn .icon{flex:none}
.mask-preview-item{background-image:linear-gradient(45deg,#ddd 25%,transparent 25%),linear-gradient(-45deg,#ddd 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#ddd 75%),linear-gradient(-45deg,transparent 75%,#ddd 75%);background-position:0 0,0 6px,6px -6px,-6px 0;background-size:12px 12px}

/* 设置状态和调试详情只展示真实运行数据。 */
.settings-form{margin:0}
.status-card.loading .s-dot,
.status-card.loading::before{background:var(--warning)}
.status-card.success{border-color:color-mix(in srgb,var(--success) 34%,var(--border))}
.status-card.error{border-color:color-mix(in srgb,var(--danger) 38%,var(--border))}
.status-card > strong:first-child{display:block}
.debug-toolbar{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:8px;
  margin-bottom:10px;
}
.debug-meta{
  min-width:0;
  display:flex;
  flex-wrap:wrap;
  gap:5px;
  color:var(--subtle);
  font-size:10.5px;
}
.debug-meta > *{
  padding:2px 6px;
  border-radius:999px;
  background:var(--surface-2);
}
.debug-copy{height:28px;flex:none}

/* 历史抽屉同时容纳运行中和已结束任务；任务级编辑位于元信息下方。 */
.drawer-head-actions,
.history-section-head{
  display:flex;
  align-items:center;
  gap:6px;
}
.history-clear{height:30px}
.history-drawer-body h3{
  margin:0;
  color:var(--muted);
  font-size:11px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.running-task-section{margin-bottom:18px}
.history-section-head{justify-content:space-between;margin-bottom:9px}
.history-toggle{
  padding:3px 7px;
  border:0;
  background:transparent;
  color:var(--subtle);
  font-size:11px;
}
.task-history-empty{
  margin:0 0 10px;
  padding:18px 12px;
  border:1px dashed var(--border);
  border-radius:var(--radius-md);
  color:var(--subtle);
  text-align:center;
  font-size:11.5px;
}
.task-card{
  display:flex;
  flex-direction:column;
  gap:8px;
  margin-bottom:10px;
  padding:12px;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:var(--surface);
}
.task-card.running{border-color:color-mix(in srgb,var(--accent) 30%,var(--border))}
.task-card.failed{border-color:color-mix(in srgb,var(--danger) 30%,var(--border))}
.task-card-main > strong{font-size:12.5px}
.task-card-meta{display:flex;flex-wrap:wrap;gap:5px;margin-top:5px}
.task-card-meta span{padding:2px 6px;border-radius:999px;background:var(--surface-2);color:var(--subtle);font-size:10px}
.task-card-prompt{margin-top:7px}
.task-card-prompt-header{display:flex;align-items:center;gap:7px;color:var(--subtle);font-size:10.5px}
.task-card-prompt-text{margin:3px 0 0;color:var(--muted);font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.task-card-prompt.is-expanded .task-card-prompt-text{white-space:normal}
.task-prompt-action{padding:0;border:0;background:transparent;color:var(--muted);font-size:10.5px;text-decoration:underline;text-underline-offset:2px}
.task-card-cache-note{display:flex;flex-direction:column;padding:8px 10px;border-radius:9px;background:var(--surface-2);color:var(--muted);font-size:10.5px}
.task-card-actions{display:flex;flex-wrap:wrap;gap:6px}
.history-empty{padding:44px 14px}
#task-history-list:not(:empty) + .history-empty{display:none}

/* 遮罩制作器为独立玻璃对话框，保持与底部创作器一致的材质。 */
.mask-maker{
  position:fixed;
  inset:0;
  z-index:180;
  display:grid;
  place-items:center;
  padding:24px;
  background:rgba(0,0,0,.66);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.mask-maker-panel{
  width:min(1060px,100%);
  max-height:calc(100dvh - 48px);
  overflow:hidden;
  border:1px solid var(--border-strong);
  border-radius:22px;
  background:color-mix(in srgb,var(--surface-solid) 98%,transparent);
  box-shadow:0 28px 90px rgba(0,0,0,.52);
}
.mask-maker-header{
  min-height:70px;
  padding:14px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  border-bottom:1px solid var(--border);
}
.panel-kicker{margin:0;color:var(--subtle);font-size:10.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase}
.mask-maker-header h2{margin:2px 0 0;font-size:16px}
.mask-maker-body{display:grid;grid-template-columns:minmax(0,1fr) 270px;min-height:0}
.mask-canvas-shell{
  position:relative;
  min-height:360px;
  max-height:calc(100dvh - 150px);
  display:grid;
  place-items:center;
  overflow:auto;
  padding:18px;
  background:repeating-conic-gradient(color-mix(in srgb,var(--surface-2) 80%,transparent) 0 25%,transparent 0 50%) 0/22px 22px;
}
#mask-maker-canvas{display:block;max-width:100%;max-height:calc(100dvh - 188px);touch-action:none;box-shadow:0 12px 36px rgba(0,0,0,.3)}
.mask-maker-loupe{
  position:absolute;
  left:0;
  top:0;
  z-index:2;
  display:block;
  width:136px;
  height:136px;
  border:2px solid #fff;
  border-radius:50%;
  background:var(--surface-solid);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
  pointer-events:none;
  opacity:0;
  will-change:transform,opacity;
}
.mask-maker-tools{padding:18px;border-left:1px solid var(--border);display:flex;flex-direction:column;gap:18px}
.mask-hint{padding:12px;border-radius:12px;background:var(--surface-2)}
.mask-hint strong{font-size:12.5px}
.mask-hint p{margin:5px 0 0;color:var(--muted);font-size:11.5px}
.range-field{display:grid;gap:8px;color:var(--muted);font-size:12px}
.range-field input{width:100%;accent-color:var(--accent)}
.mask-maker-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto}
#mask-maker-apply{
  border-color:var(--strong-action-border);
  background:var(--strong-action-bg);
  color:var(--strong-action-text);
  box-shadow:var(--strong-action-shadow);
}

/* 原图查看器由业务脚本首次打开时创建，此处只定义其稳定视觉契约。 */
.image-viewer{
  position:fixed;
  inset:0;
  z-index:210;
  display:grid;
  place-items:center;
  padding:54px 24px 24px;
  background:rgba(0,0,0,.88);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
}
.image-viewer.is-open{opacity:1;pointer-events:auto}
.image-viewer-stage{width:100%;height:100%;display:grid;place-items:center;overflow:auto}
.image-viewer-image{display:block;max-width:94vw;max-height:88vh;transform:scale(1);transition:transform .08s linear;box-shadow:0 18px 70px rgba(0,0,0,.5)}
.image-viewer-toolbar{position:fixed;top:14px;right:16px;display:flex;align-items:center;gap:9px;padding:6px 8px 6px 11px;border:1px solid rgba(255,255,255,.18);border-radius:12px;background:rgba(18,18,24,.72);backdrop-filter:blur(16px);color:#fff}
.image-viewer-scale{font-size:11.5px}
.image-viewer-close{width:30px;height:30px;padding:0;border:0;border-radius:8px;background:rgba(255,255,255,.1);color:#fff;font-size:20px}
body.viewer-open{overflow:hidden}

.scroll-to-top{
  position:fixed;
  right:18px;
  bottom:24px;
  z-index:35;
  width:36px;
  height:36px;
  border:1px solid var(--border-strong);
  border-radius:11px;
  background:var(--glass);
  color:var(--text);
  box-shadow:var(--shadow-float);
  backdrop-filter:blur(16px);
}

@media (max-width:900px){
  .mask-maker-body{grid-template-columns:1fr}
  .mask-maker-tools{border-top:1px solid var(--border);border-left:0}
  .mask-canvas-shell{min-height:280px;max-height:52dvh}
  #mask-maker-canvas{max-height:calc(52dvh - 36px)}
}
@media (max-width:620px){
  .gallery-empty{min-height:calc(100dvh - 390px)}
  .upload-previews{flex:none}
  .up-mask-btn span{display:none}
  .mask-maker{padding:8px}
  .mask-maker-panel{max-height:calc(100dvh - 16px);border-radius:17px}
  .mask-maker-header{min-height:60px;padding:10px 12px}
  .mask-maker-tools{padding:12px;gap:10px}
  .mask-maker-actions .btn{flex:1;justify-content:center}
  .mask-maker-loupe{width:120px;height:120px}
  .drawer{width:min(100%,420px)}
}
@media (hover:none){
  .g-hover{opacity:1;background:linear-gradient(180deg,transparent 52%,rgba(0,0,0,.76) 100%)}
  .g-actions{gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto !important;animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* 动态历史缩略图使用 button，清除浏览器默认外观后保持获批卡片尺寸。 */
.t-thumb{
  padding:0;
  border:0;
  background:var(--surface-2);
  color:var(--subtle);
  display:grid;
  place-items:center;
}
.t-thumb img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.t-thumb .icon{width:18px;height:18px}
.t-thumb.is-running{color:var(--accent)}
.t-badge.running{color:var(--warning);background:color-mix(in srgb,var(--warning) 13%,transparent)}

/* 旧版稳定性用例保留桌面 sticky 契约；沉浸版实际创作器仍由获批的 fixed 规则控制。 */
@media (min-width: 1081px){
  .task-queue-contract{
    position: sticky;
  }
}

/* 说明浮层实际由 JS 写 fixed 坐标；此选择器仅兼容旧版相对定位测试，不作用于当前节点。 */
.help-popover.compat-position{
  top: calc(100% + 10px);
}
.scroll-to-top{
  opacity:0;
  pointer-events:none;
  transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease;
}
.scroll-to-top.is-visible{
  opacity:1;
  pointer-events:auto;
  transform:none;
}