:root{
  --bg:#f3f6fb;
  --card:#ffffff; --ink:#1b2433; --sub:#69748a;
  --line:#e7ecf3; --brand:#2f6bff; --brand-d:#1f54e0; --brand-grad:linear-gradient(135deg,#2f6bff,#5b8bff);
  --green:#08a96a; --red:#e8543c;
  --shadow:0 1px 3px rgba(20,30,60,.06), 0 6px 18px rgba(20,30,60,.05);
  --shadow-hov:0 10px 30px rgba(20,30,60,.14);
  --radius:16px; --radius-sm:11px;
  --checker:#e9edf4; --checker2:#f7f9fc;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  background:
    radial-gradient(1200px 520px at 50% -160px, rgba(47,107,255,.10), transparent 60%),
    var(--bg);
  background-attachment:fixed;
  color:var(--ink); line-height:1.6; font-size:15px;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
.container{max-width:1080px;margin:0 auto;padding:0 20px;}
.hidden{display:none!important;}

/* ── 顶部英雄区 ── */
.topbar{
  position:relative; overflow:hidden;
  background:linear-gradient(135deg,#2f6bff 0%,#4f86ff 55%,#6fa0ff 100%);
  color:#fff; padding:34px 0 26px; margin-bottom:4px;
  box-shadow:0 8px 30px rgba(47,107,255,.22);
}
.topbar::after{
  content:""; position:absolute; right:-60px; top:-80px; width:260px; height:260px;
  background:radial-gradient(circle, rgba(255,255,255,.22), transparent 70%); pointer-events:none;
}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:14px;position:relative;z-index:1;}
.topbar-txt{min-width:0;}
.topbar h1{margin:0;font-size:26px;font-weight:800;letter-spacing:.5px;display:flex;align-items:center;gap:10px;}
.tagline{margin:8px 0 0;font-size:13.5px;opacity:.96;max-width:640px;}
.tagline b{background:rgba(255,255,255,.22);padding:2px 8px;border-radius:7px;font-weight:700;backdrop-filter:blur(2px);}
.theme-btn{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);color:#fff;
  padding:8px 14px;border-radius:10px;cursor:pointer;font-size:13px;white-space:nowrap;transition:.18s;backdrop-filter:blur(3px);}
.theme-btn:hover{background:rgba(255,255,255,.32);transform:translateY(-1px);}

/* ── 面板 ── */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);margin:18px 0;padding:18px 20px;}
.panel-title{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:14px;
  display:flex;align-items:center;gap:8px;letter-spacing:.3px;}
.panel-title::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--brand-grad);display:inline-block;}

/* 控件网格：质量跨整行突出，其余自适应 */
.controls{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px 20px;align-items:end;}
.ctrl-q{grid-column:1 / -1;}
.ctrl{display:flex;flex-direction:column;gap:7px;min-width:0;}
.ctrl label{font-size:13px;font-weight:600;color:var(--ink);}
.ctrl label .val{color:var(--brand);font-weight:800;}
.ctrl small{font-size:11.5px;color:var(--sub);}
.ctrl.actions{flex-direction:row;gap:10px;align-items:flex-end;}

input[type=range]{width:100%;accent-color:var(--brand);cursor:pointer;height:6px;}
select{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;font-size:14px;color:var(--ink);cursor:pointer;transition:.15s;appearance:none;
  background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2369748a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:32px;}
select:hover{border-color:#c7d3ea;}
select:focus,input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,107,255,.14);}
@media(max-width:760px){.controls{grid-template-columns:1fr 1fr;}}

/* ── 按钮 ── */
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:9px 15px;border-radius:var(--radius-sm);font-size:14px;cursor:pointer;transition:.16s;font-weight:600;}
.btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(47,107,255,.22);}
.btn.primary{background:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:0 4px 14px rgba(47,107,255,.32);}
.btn.primary:hover{color:#fff;filter:brightness(1.05);box-shadow:0 6px 20px rgba(47,107,255,.4);}
.btn.ghost{background:#f3f6fb;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ── 拖拽区 ── */
.dropzone{border:2px dashed #c3cee2;background:#fbfcfe;border-radius:var(--radius);
  padding:42px 20px;text-align:center;cursor:pointer;transition:.18s;margin:6px 0 14px;position:relative;overflow:hidden;}
.dropzone::before{content:"⬆";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:96px;color:rgba(47,107,255,.06);font-weight:800;}
.dropzone:hover,.dropzone.drag{border-color:var(--brand);background:#eef4ff;transform:translateY(-2px);}
.dz-icon{font-size:38px;position:relative;}
.dz-inner p{margin:8px 0 0;font-size:15px;position:relative;}
.dz-inner .link{color:var(--brand);text-decoration:underline;font-weight:600;}
.dz-sub{color:var(--sub);font-size:12.5px;}

/* ── 状态提示 ── */
.status{min-height:18px;font-size:13px;color:var(--sub);margin:4px 2px 8px;}
.status.err{color:var(--red);}

/* ── 文件列表 / 卡片 ── */
.file-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;position:relative;}
.file-list:empty::before{
  content:"🖼️  还没有图片，拖进来或点击上方区域开始";
  display:flex;align-items:center;justify-content:center;text-align:center;
  min-height:170px;color:var(--sub);font-size:14.5px;
  border:2px dashed var(--line);border-radius:var(--radius);background:var(--card);grid-column:1 / -1;
}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:13px;display:flex;flex-direction:column;gap:9px;
  position:relative;transition:transform .18s, box-shadow .18s, border-color .18s;
  /* 浏览器原生虚拟滚动：屏幕外卡片跳过渲染，上百张图也不卡；contain-intrinsic-size 给占位估算高度 */
  content-visibility:auto;contain-intrinsic-size:auto 432px;}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hov);border-color:#d6e0f6;}
.card.selected{border-color:var(--brand);box-shadow:0 0 0 2px rgba(47,107,255,.25);}
.card.dragging{opacity:.45;border-color:var(--brand);}

/* 缩略图区：透明棋盘格背景 */
.cmp{position:relative;width:100%;aspect-ratio:4/3;border-radius:var(--radius-sm);
  border:1px solid var(--line);overflow:hidden;touch-action:none;user-select:none;cursor:zoom-in;
  background-color:#fff;
  background-image:
    linear-gradient(45deg,var(--checker) 25%,transparent 25%),
    linear-gradient(-45deg,var(--checker) 25%,transparent 25%),
    linear-gradient(45deg,transparent 75%,var(--checker) 75%),
    linear-gradient(-45deg,transparent 75%,var(--checker) 75%);
  background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0;}
.cmp img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;}
.cmp-top{will-change:clip-path;}
.cmp-divider{position:absolute;top:0;bottom:0;left:50%;width:2px;background:rgba(255,255,255,.95);
  box-shadow:0 0 0 1px rgba(0,0,0,.18);transform:translateX(-50%);display:none;cursor:ew-resize;}
.cmp-handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:30px;height:30px;
  border-radius:50%;background:#fff;border:1px solid rgba(0,0,0,.15);display:flex;align-items:center;
  justify-content:center;font-size:14px;color:var(--brand);box-shadow:0 1px 5px rgba(0,0,0,.25);}

/* 节省率角标 */
.save-badge{position:absolute;bottom:9px;right:9px;display:none;
  background:var(--green);color:#fff;font-size:11px;font-weight:800;
  padding:3px 9px;border-radius:999px;box-shadow:0 2px 8px rgba(0,0,0,.22);z-index:4;letter-spacing:.3px;}
.save-badge.bad{background:var(--red);}
.save-badge.same{background:var(--sub);}
.save-badge.show{display:block;animation:pop .3s ease;}
@keyframes pop{from{transform:scale(.6);opacity:0;}to{transform:scale(1);opacity:1;}}

/* 三视图切换：胶囊分段控件 */
.cview{display:flex;gap:4px;background:#f1f4f9;border:1px solid var(--line);border-radius:999px;padding:4px;}
.cview-btn{flex:1;padding:5px 0;font-size:12px;border:none;background:transparent;
  color:var(--sub);border-radius:999px;cursor:pointer;transition:.14s;font-weight:600;}
.cview-btn:hover{color:var(--brand);}
.cview-btn.active{background:var(--brand);color:#fff;box-shadow:0 2px 6px rgba(47,107,255,.35);}

/* 排序工具条 */
.toolbar{display:flex;gap:6px;}
.toolbar .mv{flex:1;font-size:12px;color:var(--sub);background:#f6f8fc;
  border:1px solid var(--line);border-radius:8px;padding:5px 0;cursor:pointer;transition:.14s;font-weight:600;}
.toolbar .mv:hover{border-color:var(--brand);color:var(--brand);background:#fff;}
.toolbar .mv.zoom{color:var(--brand);}

/* 卡片文字信息 */
.card .name{font-size:13.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink);}
.card .meta{font-size:12px;color:var(--sub);display:flex;justify-content:space-between;align-items:center;gap:6px;}
.badge{display:inline-block;padding:1px 8px;border-radius:999px;font-size:11px;font-weight:700;
  background:linear-gradient(135deg,#e9f0ff,#dde9ff);color:var(--brand-d);}
.save{font-weight:800;}
.save.good{color:var(--green);}
.save.bad{color:var(--red);}
.save.same{color:var(--sub);}
.card .row{display:flex;justify-content:space-between;align-items:center;gap:8px;}
.card .dl{flex:1;text-align:center;background:var(--brand-grad);color:#fff;border:none;
  padding:8px 0;border-radius:9px;font-size:13px;font-weight:700;cursor:pointer;transition:.16s;box-shadow:0 3px 10px rgba(47,107,255,.28);}
.card .dl:hover{filter:brightness(1.06);transform:translateY(-1px);}
.card .cp,.card .cp64{flex:1;text-align:center;background:var(--card);color:var(--brand);
  border:1px solid var(--line);padding:8px 0;border-radius:9px;font-size:13px;font-weight:600;cursor:pointer;transition:.16s;}
.card .cp:hover,.card .cp64:hover{border-color:var(--brand);background:#f3f7ff;}
.card .state{font-size:12px;color:var(--sub);text-align:center;padding:8px 0;}
.card .state.err{color:var(--red);}

/* 删除 / 选择 */
.card-del{position:absolute;top:8px;right:8px;width:26px;height:26px;border-radius:50%;
  background:rgba(15,19,32,.5);color:#fff;border:none;cursor:pointer;font-size:13px;line-height:1;
  display:flex;align-items:center;justify-content:center;z-index:5;opacity:0;transition:.16s;}
.card:hover .card-del{opacity:.9;}
.card-del:hover{background:rgba(232,84,60,.95);opacity:1;}
.card-check{position:absolute;top:9px;left:9px;width:18px;height:18px;z-index:5;
  accent-color:var(--brand);cursor:pointer;opacity:.9;}

/* 失败重试 */
.retry{width:100%;padding:8px 0;border:none;border-radius:9px;font-size:13px;cursor:pointer;font-weight:600;
  background:var(--red);color:#fff;transition:.16s;}
.retry:hover{filter:brightness(1.05);}

/* 卡片桌面拖拽态 */
.card[draggable=true]{cursor:grab;}
.card[draggable=true]:active{cursor:grabbing;}

/* ── 汇总栏 ── */
.summary{display:flex;justify-content:space-between;align-items:center;gap:14px;
  background:linear-gradient(135deg,#eef4ff,#e6eeff);border:1px solid #cfe0ff;border-radius:var(--radius);
  padding:15px 20px;margin:16px 0;}
#summaryText{font-size:14px;}
#summaryText b{color:var(--brand-d);}
.summary-main{flex:1;min-width:0;}
.save-bar{height:9px;background:#dde6f7;border-radius:999px;overflow:hidden;margin-top:9px;}
.save-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--green),#19c0c8);transition:width .4s;}

/* ── 对比视图 ── */
.cmp-top{will-change:clip-path;}

.foot{color:var(--sub);font-size:12.5px;text-align:center;padding:26px 0 38px;}

/* ── 高级选项区 ── */
.actions-row{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap;}
.switch{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink);
  cursor:pointer;margin:10px 0;line-height:1.4;}
.switch input{width:17px;height:17px;accent-color:var(--brand);cursor:pointer;flex:0 0 auto;}
.switch.head{font-size:14px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);}
.wm-wrap{display:flex;gap:18px;flex-wrap:wrap;margin:8px 0 4px;}
.ctrl.inline{flex:1;min-width:200px;display:flex;flex-direction:column;gap:6px;}
.ctrl.inline input[type=text]{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:var(--radius-sm);font-size:14px;transition:.15s;}
.ctrl.inline input[type=text]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,107,255,.14);}
.wm-wrap input[type=file]{font-size:12px;max-width:220px;color:var(--sub);}

/* 目标体积控件 */
.switch-inline{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink);
  cursor:pointer;font-weight:600;margin-bottom:4px;}
.switch-inline input{width:17px;height:17px;accent-color:var(--brand);cursor:pointer;flex:0 0 auto;}
.target-box{display:flex;flex-direction:column;gap:6px;margin-top:8px;
  padding:10px 12px;background:#f3f6fb;border:1px dashed var(--line);border-radius:var(--radius-sm);}
.target-box label{font-size:13px;font-weight:600;color:var(--ink);}
.target-box label .val{color:var(--brand);font-weight:800;}
.target-box input[type=number]{width:100%;padding:8px 10px;border:1px solid var(--line);
  border-radius:9px;font-size:14px;transition:.15s;}
.target-box input[type=number]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,107,255,.14);}

/* ── 批量操作栏 ── */
.batch-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:11px 15px;margin:0 0 14px;font-size:13px;box-shadow:var(--shadow);}
.batch-bar .sel-all{display:flex;align-items:center;gap:6px;cursor:pointer;font-weight:600;}
.batch-bar .sel-all input{width:17px;height:17px;accent-color:var(--brand);cursor:pointer;}
.batch-bar .sel-sum{margin-left:auto;color:var(--sub);}
.btn.sm{padding:6px 11px;font-size:12.5px;}
.btn.danger{color:var(--red);border-color:#f3c9c2;}
.btn.danger:hover{border-color:var(--red);color:var(--red);background:#fff5f3;}

/* 框选高亮与选区 */
.marquee{position:absolute;border:1px solid var(--brand);background:rgba(47,107,255,.12);
  z-index:6;pointer-events:none;border-radius:5px;}
.card.sel-hover{outline:2px solid var(--brand);outline-offset:-2px;}

/* 智能质量建议 / 预估 */
.qhint{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:12px;color:var(--sub);}
.qhint-adopt{border:1px solid var(--brand);background:#eef3ff;color:var(--brand);
  border-radius:7px;padding:3px 10px;font-size:12px;cursor:pointer;font-weight:600;transition:.15s;}
.qhint-adopt:hover{background:var(--brand);color:#fff;}
.qest{margin-top:6px;font-size:12px;color:var(--brand);font-weight:700;}

/* 输出文件名预览 */
.name-preview{font-size:12px;color:var(--sub);margin:3px 0 6px;}
.name-preview b{color:var(--brand);word-break:break-all;}

/* ── 灯箱 ── */
.lightbox{position:fixed;inset:0;background:rgba(15,19,32,.93);z-index:50;
  display:flex;align-items:center;justify-content:center;padding:32px;backdrop-filter:blur(3px);}
.lightbox.hidden{display:none;}
.lb-img{max-width:90vw;max-height:82vh;object-fit:contain;border-radius:10px;
  box-shadow:0 12px 50px rgba(0,0,0,.55);background:#fff;cursor:grab;transform-origin:center center;
  will-change:transform;user-select:none;-webkit-user-select:none;touch-action:none;}
.lb-img:active{cursor:grabbing;}
.lb-close{position:absolute;top:18px;right:22px;width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.16);color:#fff;border:none;font-size:24px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.16s;}
.lb-close:hover{background:rgba(255,255,255,.34);transform:rotate(90deg);}
.lb-tools{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);display:flex;gap:8px;}
.lb-tools button{padding:9px 18px;font-size:14px;border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.12);color:#fff;border-radius:10px;cursor:pointer;transition:.16s;font-weight:600;}
.lb-tools button:hover{background:rgba(255,255,255,.26);}
.lb-tools button.active{background:#fff;color:#1b2433;border-color:#fff;}

.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:50%;
  background:rgba(255,255,255,.16);color:#fff;border:none;font-size:30px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;z-index:2;transition:.16s;}
.lb-nav:hover{background:rgba(255,255,255,.34);}
.lb-prev{left:18px;}
.lb-next{right:18px;}
.lb-counter{position:absolute;top:20px;left:50%;transform:translateX(-50%);color:#fff;
  font-size:14px;font-weight:600;background:rgba(0,0,0,.4);padding:5px 14px;border-radius:999px;z-index:2;}
.lb-zoom{position:absolute;top:20px;right:78px;color:#fff;font-size:13px;font-weight:700;
  background:rgba(0,0,0,.4);padding:5px 12px;border-radius:999px;z-index:2;}
.lb-actions{position:absolute;top:20px;left:22px;display:flex;gap:8px;z-index:2;}
.lb-actions button{padding:9px 15px;font-size:13px;border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.12);color:#fff;border-radius:10px;cursor:pointer;transition:.16s;font-weight:600;}
.lb-actions button:hover{background:rgba(255,255,255,.3);}

.alpha-warn{position:absolute;top:9px;left:9px;display:none;background:#ff8a3d;color:#fff;
  font-size:10px;font-weight:700;padding:3px 8px;border-radius:6px;z-index:4;
  box-shadow:0 2px 8px rgba(0,0,0,.22);pointer-events:none;}
.alpha-warn.show{display:block;}

.lb-info{background:rgba(255,255,255,.97);color:#1b2433;border-radius:12px;
  padding:15px 19px;max-width:440px;max-height:72vh;overflow:auto;font-size:13px;
  box-shadow:0 12px 50px rgba(0,0,0,.5);}
.lb-info-tbl{width:100%;border-collapse:collapse;}
.lb-info-tbl td{padding:6px 8px;border-bottom:1px solid #e6e8eb;vertical-align:top;}
.lb-info-tbl td.k{color:#69748a;white-space:nowrap;width:88px;font-weight:600;}
.lb-info-tbl td.v{word-break:break-all;}

/* ── 全局拖放遮罩 ── */
.drop-mask{position:fixed;inset:0;z-index:60;background:rgba(47,107,255,.14);
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;pointer-events:none;}
.drop-mask.hidden{display:none;}
.dm-inner{border:3px dashed var(--brand);border-radius:20px;padding:50px 70px;
  font-size:21px;font-weight:800;color:var(--brand);background:rgba(255,255,255,.9);
  box-shadow:0 20px 60px rgba(47,107,255,.25);}

/* ── 暗色主题 ── */
[data-theme="dark"]{
  --bg:#0e1320; --card:#161d2c; --ink:#e8ecf4; --sub:#94a0b8;
  --line:#28324a; --brand:#5b8bff; --brand-d:#7ea2ff; --green:#2fd49a; --red:#ff6b5b;
  --shadow:0 1px 3px rgba(0,0,0,.5), 0 8px 22px rgba(0,0,0,.4);
  --shadow-hov:0 12px 34px rgba(0,0,0,.55);
  --checker:#222c40; --checker2:#1a2233;
}
[data-theme="dark"] .topbar{background:linear-gradient(135deg,#1d3a8f,#2f5bd0);}
[data-theme="dark"] .btn{background:#1f2737;border-color:#33405a;color:var(--ink);}
[data-theme="dark"] .btn.ghost{background:#1f2737;}
[data-theme="dark"] .btn.primary{color:#fff;}
[data-theme="dark"] .summary{background:#15203a;border-color:#2a3a66;}
[data-theme="dark"] .dropzone{background:#141b29;border-color:#33405a;}
[data-theme="dark"] .dropzone:hover,.dropzone.drag{background:#1b2540;}
[data-theme="dark"] .cview{background:#1f2737;}
[data-theme="dark"] .toolbar .mv{background:#1f2737;color:var(--sub);}
[data-theme="dark"] .card .cp,.card .cp64{background:#1f2737;color:var(--brand);}
[data-theme="dark"] .cmp{background-color:#11192a;}
[data-theme="dark"] .target-box{background:#1f2737;}
[data-theme="dark"] .batch-bar{background:#161d2c;border-color:#28324a;}
[data-theme="dark"] .btn.danger{border-color:#5a2e2a;color:var(--red);background:#1f2737;}
[data-theme="dark"] .btn.danger:hover{background:#2a1f1f;}
[data-theme="dark"] .qhint-adopt{background:#15203a;color:var(--brand);border-color:#2a3a66;}
[data-theme="dark"] .lb-info{background:#161d2c;color:var(--ink);}
[data-theme="dark"] .lb-info-tbl td{border-color:#28324a;}
[data-theme="dark"] .lb-info-tbl td.k{color:var(--sub);}
[data-theme="dark"] .dm-inner{background:rgba(22,29,44,.9);}
[data-theme="dark"] .file-list:empty::before{border-color:#28324a;background:#161d2c;color:var(--sub);}
[data-theme="dark"] .foot{color:var(--sub);}
[data-theme="dark"] select{background-color:#1f2737;color:var(--ink);border-color:#33405a;}
[data-theme="dark"] .ctrl.inline input[type=text]{background:#1f2737;color:var(--ink);border-color:#33405a;}

/* ── 卡片体积对比迷你条 ── */
.cmp-bar{height:6px;border-radius:999px;background:var(--line);overflow:hidden;margin:2px 0 6px;}
.cmp-bar i{display:block;height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,var(--green),#7fe3c2);transition:width .35s ease;}
.cmp-bar i.bad{background:linear-gradient(90deg,var(--red),#ff9a8f);}

/* ── 精确尺寸控件 ── */
.inline2{display:flex;align-items:center;gap:8px;}
.inline2 .num{width:84px;padding:7px 9px;border:1px solid var(--line);border-radius:9px;
  background:var(--card);color:var(--ink);font-size:14px;}
.inline2 .num:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,107,255,.14);}
.inline2 .x{color:var(--sub);font-weight:700;}
[data-theme="dark"] .inline2 .num{background:#1f2737;color:var(--ink);border-color:#33405a;}

/* ── 灯箱裁剪 ── */
.lb-crop-btn{border:1px solid rgba(255,255,255,.5);background:rgba(255,255,255,.14);color:#fff;
  padding:5px 12px;border-radius:8px;font-size:13px;cursor:pointer;}
.lb-crop-btn:hover{background:rgba(255,255,255,.26);}
.lb-crop{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:5;
  display:flex;align-items:center;gap:10px;background:rgba(0,0,0,.5);padding:8px 12px;border-radius:12px;}
.lb-crop-tip{color:#fff;font-size:13px;}
.lb-crop button{padding:6px 14px;border:none;border-radius:8px;font-size:13px;cursor:pointer;}
.lb-crop-done{background:var(--green);color:#06281f;font-weight:700;}
.lb-crop-cancel{background:rgba(255,255,255,.2);color:#fff;}
.lb-crop-rect{position:fixed;z-index:6;border:2px solid #5b8bff;background:rgba(91,139,255,.12);
  box-shadow:0 0 0 9999px rgba(0,0,0,.55);cursor:move;}
[data-theme="dark"] .lb-crop-btn{background:rgba(255,255,255,.16);}
[data-theme="dark"] .target-box input[type=number]{background:#1f2737;color:var(--ink);border-color:#33405a;}

/* ── 移动端打磨 ── */
@media(max-width:560px){
  .topbar{padding:26px 0 20px;}
  .topbar h1{font-size:21px;}
  .panel{padding:15px;}
  .controls{grid-template-columns:1fr;}
  .actions-row .btn{flex:1;}
  .summary{flex-direction:column;align-items:stretch;gap:10px;}
  .summary .btn.primary{width:100%;}
  .file-list{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:11px;}
  .dropzone{padding:32px 14px;}
  .card .row{font-size:12px;}
  .card .dl,.card .cp,.card .cp64{padding:7px 0;font-size:12px;}
  .batch-bar .sel-sum{margin-left:0;width:100%;}
  .lb-info{font-size:12px;padding:12px 14px;}
  /* 移动端灯箱：按钮重排，避免遮挡与重叠 */
  .lb-nav{width:42px;height:42px;font-size:26px;}
  .lb-prev{left:8px;} .lb-next{right:8px;}
  .lb-actions{top:12px;left:12px;flex-wrap:wrap;max-width:62vw;}
  .lb-actions button{padding:7px 11px;font-size:12px;}
  .lb-tools{bottom:14px;flex-wrap:wrap;justify-content:center;max-width:94vw;padding:6px 8px;}
  .lb-tools button{padding:8px 14px;font-size:13px;}
  .lb-zoom{top:14px;right:64px;}
  .lb-counter{top:14px;}
  /* 缩略图区：允许纵向滚页，横向手势留给对比滑块 */
  .cmp{touch-action:pan-y;}
}