:root{--ink:#142b3b;--muted:#617588;--accent:#117b70;--accent-hover:#086257;--line:#dbe4eb;--soft:#f5f8fa;--canvas:#edf2f5;font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',Arial,sans-serif;color:var(--ink);font-size:16px;background:#fff;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #83beb5;outline-offset:3px}button{transition:background .15s,border-color .15s}a{color:var(--accent)}[hidden]{display:none!important}.topbar{height:66px;border-bottom:1px solid var(--line);padding:0 max(32px,calc((100vw - 1408px)/2));display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:24px}.brand strong{font-size:29px;letter-spacing:1px;font-weight:800}.brand span{font-size:17px;color:var(--muted)}nav{display:flex;align-items:center;gap:10px}.lang{border:0;background:none;padding:8px 4px;font-size:15px;color:var(--muted)}.lang.active{color:var(--accent);font-weight:650}.divider{color:#b0bdc7}main{max-width:1408px;margin:auto;padding:22px 0 18px}h1,h2,h3,p{margin:0}h1{font-size:34px;line-height:1.35;letter-spacing:-.7px;font-weight:720}.intro p{margin-top:8px;font-size:18px;color:#4f677d;line-height:1.6}.workspace{display:grid;grid-template-columns:minmax(0,1.37fr) minmax(0,1fr);gap:42px;margin-top:26px;align-items:start}h2{font-size:23px;line-height:1.4;font-weight:650}.step{position:relative;padding-left:66px}.step-title{display:flex;align-items:center;min-height:44px;margin-bottom:8px}.step-number{position:absolute;left:0;top:0;display:grid;place-content:center;width:44px;height:44px;border-radius:50%;background:#eef3f6;font-size:19px;font-weight:550}.step:not(:last-child):before{content:'';position:absolute;width:3px;background:#f2f5f7;top:52px;bottom:10px;left:21px}.dropzone{border:1.5px dashed #c4d3df;background:#f7f9fb;min-height:212px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;border-radius:8px;padding:19px;text-align:center}.dropzone.drag{background:#e9f5f1;border-color:var(--accent)}.dropzone>svg{color:#718394}.drop-title{font-size:17px;font-weight:560}.muted{color:var(--muted)}.small{font-size:14px;line-height:1.55}.primary,.secondary,.presets button,.icon-button{border:1px solid var(--line);border-radius:7px;min-height:44px;padding:10px 18px;color:var(--ink);background:#f7f9fb;font-size:15px;font-weight:550}.primary{background:var(--accent);border-color:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:9px}.primary:not(:disabled):hover{background:var(--accent-hover)}.secondary:not(:disabled):hover,.icon-button:not(:disabled):hover{background:#edf2f5}.compact{min-height:40px;padding:8px 28px}.file-list{margin-top:10px;display:grid;gap:6px;max-height:218px;overflow:auto}.file-row{display:grid;grid-template-columns:24px minmax(0,1fr) auto auto;align-items:center;gap:9px;border:1px solid var(--line);border-radius:7px;padding:10px 12px;background:var(--soft);min-height:50px}.file-row .file-name{font-size:14px;word-break:break-word;line-height:1.4}.file-row .file-count{color:var(--muted);font-size:13px;white-space:nowrap}.file-row .file-actions{display:flex}.file-icon{color:var(--muted);font-size:15px}.file-actions button{border:0;background:transparent;color:var(--muted);padding:4px;width:23px;font-size:16px}.list-tools{display:flex;gap:10px;justify-content:space-between;align-items:center;margin:7px 0;font-size:12px;color:var(--muted)}.text-button{background:transparent;border:0;padding:4px 0;color:var(--muted);font-size:13px;white-space:nowrap}.text-button:hover{color:var(--accent)}.settings-step{margin-top:30px}fieldset{margin:0;padding:0;border:0;min-width:0}.field-label{display:block;font-size:15px;font-weight:600;margin-bottom:9px}.presets{display:flex;gap:12px}.presets button{flex:1;max-width:110px;font-weight:500}.presets button.selected{background:var(--accent);color:#fff;border-color:var(--accent)}input[type=number],select{color:var(--ink);background:#fff;border:1px solid #cddbe5;border-radius:6px;min-height:42px;padding:8px 12px;font-size:15px;max-width:100%;font-variant-numeric:tabular-nums}.presets input{width:120px}.summary{font-size:14px;line-height:1.5;min-height:24px;margin-top:8px}.toggle-row{margin:17px 0 12px}.switch{display:inline-flex;gap:14px;align-items:center;font-size:15px;font-weight:600;cursor:pointer;position:relative}.switch input{position:absolute;opacity:0;width:49px;height:28px;left:0;margin:0;cursor:pointer}.switch-track{width:49px;height:28px;border-radius:20px;background:#a4b2bb;display:block;position:relative}.switch-track:after{content:'';position:absolute;left:4px;top:4px;width:20px;height:20px;border-radius:50%;background:white;box-shadow:0 1px 3px #0002;transition:transform .15s}.switch input:checked+.switch-track{background:var(--accent)}.switch input:checked+.switch-track:after{transform:translateX(21px)}.switch input:focus-visible+.switch-track{outline:3px solid #83beb5;outline-offset:3px}.start-row{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:550;margin-bottom:6px}.start-row input{width:160px}details{border:1px solid var(--line);background:var(--soft);border-radius:7px;margin-top:12px}summary{padding:11px 15px;cursor:pointer;font-size:14px;font-weight:600}details>p{padding:0 15px 12px}.advanced-fields{display:grid;grid-template-columns:1fr 100px;gap:12px;padding:4px 15px 12px}.advanced-fields label span{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}.advanced-fields select{width:100%;font-size:13px}.actions{display:flex;gap:12px;margin-top:14px}.actions>button{flex:1;min-height:46px}.preview-panel{border:1px solid var(--line);border-radius:8px;padding:18px 20px 20px}.preview-heading h2{font-size:21px}.preview-heading p{margin-top:4px;overflow-wrap:anywhere}.preview-canvas{height:544px;background:var(--canvas);border-radius:5px;margin-top:14px;display:flex;align-items:center;justify-content:center;padding:30px;overflow:hidden}.preview-canvas:has(#label-sheet:not([hidden])){padding:24px}#label-sheet{background:#fff;box-shadow:0 4px 22px #192a3b0b,0 0 0 1px #d6dfe7;line-height:0;max-width:100%;flex:none}#preview-image{display:block;width:100%;height:auto;max-height:100%;object-fit:contain}#empty-preview{text-align:center;max-width:250px;color:#8b9daa}#empty-preview p{font-size:15px;margin:22px 0 9px;line-height:1.7}#empty-preview span{font-size:12px;color:#97a6b3}.preview-nav{display:flex;align-items:center;justify-content:center;gap:32px;margin-top:20px}.icon-button{width:44px;min-height:38px;padding:8px 12px;line-height:0}.icon-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.page-input{display:flex;gap:7px;align-items:center;font-size:16px;white-space:nowrap;min-width:128px;justify-content:center}.page-input input{width:70px;border-color:transparent;padding:5px 3px;text-align:right;min-height:30px;appearance:textfield;-moz-appearance:textfield}.page-input input::-webkit-inner-spin-button{appearance:none}.preview-note{text-align:center;margin-top:18px;min-height:22px}.preview-note.warning{color:#a35c20}.find-panel{margin:20px 0 0 66px;border-top:1px solid var(--line);padding-top:18px}.find-panel h3{font-size:17px;margin-bottom:6px}.find-controls{display:flex;align-items:center;gap:8px;margin-top:12px}.find-controls input{width:115px}.find-controls button{font-size:13px;padding:9px 13px}.status,.error{margin:18px 0 0 66px;padding:14px 16px;border-radius:7px;font-size:14px;line-height:1.6;overflow-wrap:anywhere}.status{background:#eff7f4;color:#276253}.status-line{display:flex;justify-content:space-between;gap:15px}progress{display:block;width:100%;height:6px;margin-top:12px;accent-color:var(--accent)}.download-again{display:inline-block;margin-top:8px}.error{background:#fff4ef;border:1px solid #f4d8c8;color:#9a4726}footer{border-top:1px solid var(--line);margin-top:22px;padding-top:14px;display:flex;justify-content:space-between;font-size:13px;color:var(--muted);gap:10px}footer>div{display:flex;align-items:center;gap:10px}.help{margin-top:20px;padding:24px;background:var(--soft);border-radius:8px;max-width:920px;line-height:1.75;font-size:14px}.help h2{font-size:20px}.help li+li{margin-top:8px}.help p{color:var(--muted)}
@media(min-width:1550px){main{padding-top:30px}.workspace{margin-top:34px}.preview-canvas{height:556px}}
@media(max-width:1472px){main{margin:0 32px}.workspace{gap:30px}.preview-canvas{height:520px}.step{padding-left:58px}.find-panel,.status,.error{margin-left:58px}}
@media(max-width:1050px){.workspace{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:22px}.topbar{padding:0 24px}main{margin:0 24px}.step{padding-left:46px}.step-number{width:34px;height:34px;font-size:15px;top:3px}.step:not(:last-child):before{left:16px}.step-title h2{font-size:20px}.preview-panel{padding:16px}.preview-canvas{height:465px}.presets{gap:7px}.presets button{padding:8px 12px}.presets input{width:93px}.actions{flex-direction:column}.find-panel,.status,.error{margin-left:46px}.find-controls{flex-wrap:wrap}.preview-nav{gap:14px}h1{font-size:30px}}
@media(max-width:760px){.topbar{height:62px;padding:0 20px}.brand{gap:13px}.brand strong{font-size:23px}.brand span{font-size:13px}.lang{font-size:13px}main{margin:0 20px;padding-top:25px}h1{font-size:28px}.intro p{font-size:15px}.workspace{display:flex;flex-direction:column;gap:24px;margin-top:24px}.workflow,.preview-panel{width:100%}.step{padding-left:43px}.dropzone{min-height:185px;padding:16px 10px}.step-title{margin-bottom:10px}.step-title h2{font-size:20px}.settings-step{margin-top:25px}.actions{flex-direction:row}.actions>button{font-size:13px;padding:10px;line-height:1.5}.primary svg{width:15px;flex-shrink:0}.presets input{width:90px}.presets button{min-width:47px}.small{font-size:12px}.start-row{font-size:14px;gap:15px}.file-row{grid-template-columns:minmax(0,1fr) auto;gap:6px}.file-row .file-icon{display:none}.file-row .file-count{grid-column:1;font-size:12px}.file-row .file-actions{grid-column:2;grid-row:1 / 3}.list-tools{align-items:flex-start}.find-panel,.status,.error{margin-left:43px}.preview-canvas{height:430px}.preview-panel{padding:17px}.preview-nav{gap:25px}.preview-note{font-size:13px}.summary{font-size:12px}.advanced-fields{grid-template-columns:1fr 80px;padding:4px 10px 12px;gap:8px}.advanced-fields select{padding:8px}.find-controls input{width:90px}footer{font-size:11px;align-items:flex-start}footer>div{align-items:flex-start}.help{padding:18px}.help ol{padding-left:20px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.history-toolbar{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:12px}.view-tabs{display:flex;gap:5px;margin-right:auto;background:var(--soft);padding:4px;border-radius:9px}.view-tabs button{border:0;background:transparent;color:var(--muted);padding:10px 18px;border-radius:6px;font-size:14px}.view-tabs button.active{background:var(--ink);color:#fff}.save-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap;min-height:28px;margin-bottom:20px;font-size:13px;color:var(--accent)}.save-failed{color:#a23e24}.save-bar .text-button{color:inherit;text-decoration:underline}.batch-title,input[type=search],.history-finder input,.personal-link-panel input{border:1px solid #cddbe5;border-radius:7px;min-height:44px;padding:10px 12px;color:var(--ink);font-size:16px;background:#fff;width:100%;min-width:0}.history-privacy{margin:8px 0 14px}.personal-link-panel{background:#eef7f4;border:1px solid #cae1db;border-radius:8px;padding:18px;display:grid;gap:10px;margin:10px 0 24px;line-height:1.5;font-size:14px}.personal-link-panel input{font-size:12px}.history-heading{display:flex;justify-content:space-between;align-items:center;gap:25px;flex-wrap:wrap;margin:20px 0 24px}.history-heading p{margin-top:7px;line-height:1.5}.history-heading input{max-width:360px}.history-row{border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:12px}.history-row-head{display:flex;align-items:center;gap:20px;width:100%;text-align:left;border:0;background:#fff;padding:20px 24px;color:var(--ink)}.history-row-head[aria-expanded=true]{background:var(--soft)}.history-row-title{display:grid;gap:7px;flex:1;min-width:0;overflow-wrap:anywhere}.history-row-title strong{font-size:17px;font-weight:600}.batch-badge{font-size:12px;border-radius:20px;padding:5px 11px;flex-shrink:0;background:#edf3f6;color:#506678}.batch-badge.ready{background:#e8f5ee;color:#1b6c51}.history-chevron{font-size:23px;color:var(--muted)}.history-row-body{padding:4px 24px 24px;display:grid;gap:17px;background:var(--soft)}.history-row-body>button{justify-self:start}.history-box-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.history-box-controls select{flex:1;min-width:160px;max-width:100%;font-size:13px}.history-download{display:inline-flex;text-decoration:none;align-items:center;justify-content:center;font-size:13px}.history-finder{border-top:1px solid var(--line);padding-top:18px}.history-finder label{display:block;font-size:14px;margin-bottom:9px}.history-find-controls{display:flex;gap:10px;max-width:450px}.history-find-controls input{flex:1}.history-found{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;border-radius:8px;padding:17px;background:#fff;margin-top:14px;border:1px solid var(--line)}.history-found strong{font-size:16px}.history-found .muted{overflow-wrap:anywhere;flex-basis:100%}.history-found button{font-size:13px}.history-error{color:#a23e24;font-size:14px;line-height:1.6;flex-basis:100%;overflow-wrap:anywhere}.history-empty{padding:35px 0;color:var(--muted)}
@media(max-width:760px){.history-toolbar{gap:9px}.view-tabs{width:100%}.view-tabs button{flex:1;padding:10px 13px}.history-toolbar>.secondary{font-size:13px;padding:9px 13px}.save-bar{margin-bottom:14px}.history-row-head{padding:16px;gap:10px}.history-row-title strong{font-size:15px}.history-row-title .small{font-size:12px}.history-row-body{padding:0 16px 18px}.history-heading{gap:15px}.history-heading input{max-width:none}.history-found{padding:13px}.history-box-controls select{flex-basis:100%;width:100%}.history-download{flex:1;padding:10px;font-size:12px}.batch-badge{font-size:11px;padding:4px 8px}.personal-link-panel{padding:13px}}