:root{--green:#146c55;--green-hover:#0c5542;--green-pale:#edf5f1;--ink:#202a27;--muted:#7d8581;--line:#e5e9e7;--paper:#fff;--sidebar:#f8faf9;--radius:12px;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper);font-size:14px;line-height:1.6}button,input,a,summary{-webkit-tap-highlight-color:transparent}button,input{font:inherit}a{color:inherit;text-decoration:none}button,a,summary,input{outline-offset:5px}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--green)}button{cursor:pointer}button:disabled{cursor:not-allowed}svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px;flex-shrink:0}[hidden]{display:none!important}
.sidebar{position:fixed;inset:0 auto 0 0;width:224px;background:var(--sidebar);border-right:1px solid var(--line);padding:36px 20px 24px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:0 14px;margin-bottom:49px;font-size:21px;font-weight:700;letter-spacing:1px;line-height:1.3}.brand-en{display:block;font-size:9px;letter-spacing:2.2px;color:var(--muted);margin-top:5px;font-weight:500}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 15px;border-radius:8px;font-size:14px;color:#65716a;margin-bottom:5px;transition:background .15s}.nav-item:hover{background:#edf1ee}.nav-item.active{background:#e5f0eb;color:var(--green);font-weight:600}.nav-label{font-size:11px;letter-spacing:1px;color:#8d948f;margin:33px 15px 12px}.sidebar-footer{margin-top:auto;display:flex;align-items:center;gap:8px;color:#7d8581;font-size:11px;padding:16px 12px 0;border-top:1px solid var(--line)}.dot{width:6px;height:6px;background:#549c79;border-radius:50%}.version{margin-left:auto;color:#a0a7a3}main{margin-left:224px}.topbar{height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 48px;border-bottom:1px solid #f0f2f1;font-size:12px;color:#69766e}.slash{margin:0 14px;color:#c5cbc7}.top-note{font-size:11px;color:#969d98}.workspace{max-width:1230px;padding:49px 48px 30px;margin:auto}.heading{margin-bottom:36px}.heading h1{font-size:32px;letter-spacing:-.9px;line-height:1.35;font-weight:650;margin:0 0 12px}.heading p{font-size:14px;color:var(--muted);margin:0}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 226px;gap:42px}.work-column{min-width:0}.upload-panel{border:1px solid var(--line);border-radius:var(--radius);padding:25px;background:white;box-shadow:0 5px 18px #21362903}.panel-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.panel-heading h2{font-size:14px;margin:0;font-weight:600}.panel-heading>span{color:#a5aca7;font-size:10px;letter-spacing:1px}.dropzone{padding:32px 16px 22px;border:1px dashed #cdd9d2;background:#fcfdfc;border-radius:8px;text-align:center;transition:background .2s,border-color .2s}.dropzone.drag-over{background:#e6f3ec;border-color:var(--green)}.file-icon{display:flex;align-items:center;justify-content:center;width:64px;height:64px;margin:0 auto 15px;border-radius:16px;background:#edf5f0;color:var(--green)}.file-icon svg{width:36px;height:36px;stroke-width:1.6}.dropzone h3{font-size:17px;font-weight:550;margin:0 0 5px}.dropzone p{margin:0;color:#949b96;font-size:12px}.button{display:inline-flex;justify-content:center;align-items:center;gap:12px;border:1px solid transparent;border-radius:7px;padding:11px 23px;font-size:13px;line-height:1.5;font-weight:550;transition:background .15s}.primary{background:var(--green);color:white}.primary:hover{background:var(--green-hover)}.primary:disabled{background:#e4ebe7;color:#98a79d}.dropzone .button{margin:21px 0 14px;min-width:121px}.dropzone p.file-limit{font-size:10px;color:#9aa29b}.selected-file{display:flex;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.pdf-tag{font-size:10px;font-weight:650;color:var(--green);background:var(--green-pale);padding:7px 6px;border-radius:4px}.file-info{display:flex;flex:1;min-width:0;flex-direction:column}.file-info strong{font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-info span{font-size:10px;color:var(--muted);margin-top:3px}.text-button{border:0;background:none;color:var(--green);font-size:12px;padding:6px}.text-button:disabled{color:#aab0ad}.selected-file~details{margin-top:7px}details{margin-top:12px}summary{cursor:pointer;padding:17px 0;font-size:12px;color:#57655c}summary span{float:right;color:#a3aaa5;font-size:11px}.settings-body{padding:8px 0 16px}.settings-body label{display:flex;justify-content:space-between;font-size:12px}.settings-body output{font-variant-numeric:tabular-nums;color:var(--green)}input[type=range]{width:100%;accent-color:var(--green);margin:15px 0 4px}.range-labels{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.settings-body p{font-size:11px;color:#8a948d;margin-bottom:0}.process-button{width:100%;margin-top:5px;min-height:46px;justify-content:center}.process-button svg{width:17px;height:17px}.local-note{display:flex;justify-content:center;align-items:center;gap:6px;font-size:10px;color:#949d97;margin:14px 0 0}.local-note svg{width:13px;height:13px;stroke-width:1.5}.guidance{padding-top:7px}.guidance section{padding-bottom:24px;margin-bottom:25px;border-bottom:1px solid var(--line)}.guidance h2{font-size:13px;font-weight:600;margin:0 0 16px}.guidance p{font-size:12px;line-height:1.9;color:#8b958e;margin:12px 0 0}.check-list{list-style:none;padding:0;margin:0}.check-list li{font-size:12px;color:#657469;margin:13px 0;padding-left:24px;position:relative}.check-list li:before{content:"";width:8px;height:4px;border-left:1.5px solid #6a9b80;border-bottom:1.5px solid #6a9b80;transform:rotate(-45deg);position:absolute;left:2px;top:6px}.guidance .gentle-note{border:0;padding:0}.gentle-note h2{color:#7d8a80;font-size:12px;margin-bottom:10px}.bottom-note{font-size:11px;color:#929c95;margin:20px 0 0;text-align:center}.workspace-footer{display:flex;justify-content:space-between;padding-top:30px;margin-top:51px;border-top:1px solid #eef1ef;color:#a1aaa4;font-size:10px}.status-panel{display:flex;gap:15px;margin-top:20px;padding:22px;border:1px solid #d8e7df;border-radius:10px;background:#f6faf7}.status-symbol{width:22px;height:22px;flex-shrink:0;border:2px solid #b8d7c7;border-top-color:var(--green);border-radius:50%;animation:spin 1s linear infinite;margin-top:1px}.status-panel.done .status-symbol{animation:none;background:var(--green);border-color:var(--green);position:relative}.status-panel.done .status-symbol:after{content:"";position:absolute;width:9px;height:5px;border-bottom:1.7px solid white;border-left:1.7px solid white;transform:rotate(-45deg);left:4px;top:5px}.status-panel.error{background:#fff8f5;border-color:#f0ddd4}.status-panel.error .status-symbol{animation:none;border-color:#b87556;color:#b87556;text-align:center;font-size:13px;line-height:18px}.status-copy h2{font-size:14px;margin:0 0 7px}.status-copy p{font-size:12px;color:#758379;line-height:1.8;margin:0;overflow-wrap:anywhere}.status-copy .button{margin-top:17px;font-size:12px}.catalog-heading{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding:0 0 18px}.catalog-heading h2{font-size:15px;margin:0}.catalog-heading span{font-size:11px;color:#9da7a0}.tool-list{max-width:730px}.tool-card{display:flex;gap:23px;align-items:center;padding:31px 12px;border-bottom:1px solid var(--line);transition:background .15s}.tool-card:hover{background:#f8fbf9}.tool-card .file-icon{width:58px;height:64px;margin:0;border-radius:9px}.tool-card svg{width:28px;height:28px}.tool-card h3{font-size:17px;margin:0 0 6px;font-weight:600}.tool-card p{font-size:12px;color:var(--muted);margin:0}.tool-card .arrow{width:19px;height:19px;margin-left:auto;color:var(--green)}.catalog-footer{color:#a1aaa4;font-size:12px;margin-top:42px}@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:1500px){.workspace{padding-top:63px}.tool-layout{gap:58px;grid-template-columns:minmax(0,1fr) 244px}.dropzone{padding-top:42px;padding-bottom:30px}.heading{margin-bottom:44px}}
@media(max-width:1100px){.sidebar{width:190px;padding-left:12px;padding-right:12px}main{margin-left:190px}.topbar{padding:0 30px}.workspace{padding:36px 30px}.tool-layout{gap:25px;grid-template-columns:minmax(0,1fr) 195px}.upload-panel{padding:20px}.guidance p{font-size:11px}}
@media(max-width:850px){.tool-layout{grid-template-columns:1fr}.guidance{display:grid;grid-template-columns:1fr 1fr;gap:24px}.guidance section{margin:0;padding-bottom:16px}.guidance .gentle-note{grid-column:1/-1;padding:0}.guidance p{font-size:12px}.workspace-footer{margin-top:32px}.top-note{display:none}}
@media(max-width:600px){.sidebar{position:static;width:100%;height:auto;padding:17px 20px 12px;border-right:0;border-bottom:1px solid var(--line);background:white}.brand{margin:0 0 17px;padding:0;font-size:18px}.brand img{width:30px;height:30px}.brand-en{font-size:8px;margin-top:3px}.sidebar nav{display:flex;gap:9px}.nav-item{font-size:12px;padding:9px 12px;margin:0}.nav-item svg{width:16px;height:16px}.nav-label,.sidebar-footer{display:none}main{margin:0}.topbar{padding:0 22px;height:51px;font-size:10px}.workspace{padding:25px 20px}.heading{margin-bottom:26px}.heading h1{font-size:27px}.heading p{font-size:12px}.upload-panel{padding:18px}.dropzone{padding:27px 10px 20px}.dropzone h3{font-size:16px}.guidance{gap:20px;margin-top:8px}.guidance h2{font-size:12px}.guidance p{font-size:11px}.check-list li{font-size:11px}summary span{font-size:10px}.workspace-footer{font-size:9px}.tool-card{padding:26px 0;gap:15px}.tool-card h3{font-size:15px}.tool-card p{font-size:11px}.tool-card .file-icon{width:48px;flex-shrink:0}.tool-card .arrow{width:16px;flex-shrink:0}}
.settings-body select{width:100%;font:inherit;font-size:12px;color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:9px;background:white;margin:8px 0 19px}.bottom-note{line-height:1.8}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

.icp-footer{text-align:center;padding:16px 20px 26px;font-size:12px;color:#758379}.icp-footer a:hover{text-decoration:underline}