:root{color-scheme:light;--bg:#edf5ef;--paper:#fffefa;--ink:#172d22;--muted:#3c5546;--green:#286646;--green-dark:#194c33;--line:#d5e2d8;--soft:#e3eee5;--radius:22px;font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",system-ui,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.6}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:default;opacity:.6}[hidden]{display:none!important}:focus-visible{outline:3px solid #6da77d;outline-offset:4px}.page-shell{max-width:1160px;margin:auto;padding:0 42px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:31px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-weight:750;font-size:23px;line-height:1.2;letter-spacing:-.5px}.brand small{display:block;font-size:11px;font-weight:500;letter-spacing:.8px;margin-top:7px;color:var(--muted)}.brand-mark{display:grid;place-items:center;width:47px;height:47px;border-radius:16px;background:var(--green);color:#fff;font-size:34px;font-weight:400}.quiet-link{font-size:13px;font-weight:650;border-bottom:1px solid #a1baaa;padding-bottom:5px}.entry-view{display:grid;grid-template-columns:1.15fr 1fr;gap:64px;align-items:center;min-height:660px;padding:65px 0 88px}.eyebrow,.card-kicker{font-size:12px;font-weight:700;letter-spacing:1.3px;color:var(--green)}h1,h2,p{margin:0}h1{font-size:clamp(32px,4.2vw,49px);line-height:1.35;font-weight:750;letter-spacing:-1.8px;margin:20px 0}h2{font-size:21px;line-height:1.45;letter-spacing:-.5px}.entry-copy>p{line-height:1.95;color:var(--muted);font-size:15px}.entry-note{display:flex;align-items:center;gap:9px;margin-top:35px;font-size:12px;font-weight:600}.tiny-dot{display:inline-block;flex-shrink:0;width:7px;height:7px;background:#40815a;border-radius:50%}.login-card{background:var(--paper);border:1px solid #d2dfd4;padding:36px;border-radius:var(--radius);box-shadow:0 16px 44px #27473008;position:relative}.login-card:before{content:"";position:absolute;top:0;left:36px;right:36px;height:3px;background:var(--green);border-radius:0 0 4px 4px}.login-card h2{font-size:26px;margin:8px 0 10px}.support-text{font-size:13px;color:var(--muted);margin-bottom:25px}.field-label{display:block;font-size:12px;font-weight:700;margin:0 0 9px}input{width:100%;height:53px;border:1px solid #bfcec2;background:#fff;color:var(--ink);border-radius:12px;padding:0 15px;transition:border-color .15s,box-shadow .15s}input:focus{outline:0;border-color:var(--green);box-shadow:0 0 0 3px #28664612}.code-input{font-family:Consolas,"SFMono-Regular",monospace;font-size:23px;letter-spacing:4px}.code-input::placeholder{font-family:"Microsoft YaHei",sans-serif;font-size:14px;letter-spacing:1px}.button{height:47px;padding:0 20px;border-radius:12px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:17px;font-size:14px;font-weight:650;white-space:nowrap;transition:background .15s,transform .15s,border-color .15s}.button:hover{transform:translateY(-1px)}.primary{background:var(--green);color:white}.primary:hover{background:var(--green-dark)}.secondary{background:#f6f8f2;border-color:#c8d8cb;color:var(--ink)}.secondary:hover{background:var(--soft)}.full{width:100%;margin-top:18px}.form-error{min-height:21px;margin-top:10px;font-size:12px;color:#9a342c}.card-foot{border-top:1px solid #e4eae0;margin-top:15px;padding-top:19px;font-size:11px;color:var(--muted)}.page-footer{display:flex;justify-content:space-between;gap:20px;padding:24px 0 30px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.workspace-heading{padding:44px 0 30px;display:flex;align-items:center;justify-content:space-between;gap:24px}.workspace-title{font-size:34px;margin:8px 0 0;letter-spacing:-1px}.session-box{display:flex;align-items:center;gap:13px;padding:12px 17px;background:#e1ede3;border:1px solid #ccddcf;border-radius:15px}.session-box small{display:block;font-size:10px;color:var(--muted);line-height:1.4}.session-box strong{font-family:Consolas,monospace;font-size:24px;letter-spacing:.5px;line-height:1.3}.text-button{border:0;background:none;color:var(--green-dark);font-size:12px;font-weight:650;padding:6px}.text-button:hover{text-decoration:underline}.dropzone{background:var(--paper);border:1.5px dashed #9db9a3;border-radius:var(--radius);padding:30px;display:flex;align-items:center;gap:22px;transition:background .2s,border-color .2s;cursor:pointer}.dropzone.dragging{background:#dcecdf;border-color:var(--green)}.drop-symbol{display:grid;place-items:center;flex-shrink:0;width:66px;height:66px;border-radius:20px;background:#e6f0e7;color:var(--green);font-size:41px;font-weight:400}.drop-copy{flex:1}.drop-copy h2{font-size:20px}.drop-copy p{color:var(--muted);font-size:12px;margin-top:5px}.library-card{background:var(--paper);border:1px solid #d6e1d5;border-radius:var(--radius);margin:24px 0 32px;overflow:hidden}.library-heading{padding:25px 28px 16px;display:flex;align-items:center;justify-content:space-between;gap:18px}.library-heading h2{font-size:20px;display:flex;align-items:center;gap:10px}.count{font-size:11px;border:1px solid #ccd9ce;border-radius:7px;padding:1px 7px;font-weight:600}.library-heading p{font-size:11px;color:var(--muted);margin-top:5px}.capacity-line{display:flex;align-items:center;gap:14px;padding:0 28px 23px}.capacity-track{max-width:200px;flex:1;height:5px;border-radius:4px;background:#e0e9df;overflow:hidden}.capacity-track>span{display:block;height:100%;width:0;background:#49835b;border-radius:4px;transition:width .3s}.capacity-line>span{font-size:11px;color:var(--muted);white-space:nowrap}.file-list{border-top:1px solid #e2e9df}.file-row{display:flex;gap:15px;align-items:center;padding:17px 28px;border-bottom:1px solid #e8ede5}.file-row:last-child{border-bottom:0}.file-glyph{flex-shrink:0;background:#edf2e9;border:1px solid #dce5d8;border-radius:11px;display:grid;place-items:center;width:39px;height:45px;color:var(--green);font-size:10px;letter-spacing:.2px;font-weight:700}.file-info{flex:1;min-width:0}.file-name{font-size:14px;font-weight:600;overflow-wrap:anywhere}.file-meta{font-size:11px;color:var(--muted);margin-top:4px;display:flex;gap:10px;flex-wrap:wrap}.file-actions{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-shrink:0}.download-button{border:1px solid #d2dfcf;border-radius:9px;padding:5px 12px;font-size:12px;color:var(--green-dark);font-weight:650;background:#f6f8f2}.download-button:hover{background:var(--soft)}.keep-button{border:0;background:none;color:#36563e;font-size:11px;padding:6px 3px;white-space:nowrap}.keep-button.active{font-weight:700;color:#276141}.delete-button{border:0;background:none;color:#8b3930;font-size:11px;padding:6px 2px}.permanent-badge{color:#235e3c;font-weight:650}.library-footer{background:#f7f8f2;padding:13px 28px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:12px}.empty-state{padding:55px 20px;text-align:center}.empty-state strong{display:block;font-size:16px;font-weight:650}.empty-state p{font-size:12px;color:var(--muted);margin-top:7px}.upload-queue:empty{display:none}.upload-item{background:#fffefb;border:1px solid #d6e1d5;border-radius:13px;padding:13px 18px;margin-top:10px}.upload-item-top{display:flex;justify-content:space-between;gap:15px;font-size:12px}.upload-item-name{overflow-wrap:anywhere;min-width:0;font-weight:600}.upload-progress{height:4px;background:#e3ebe0;margin-top:9px;border-radius:3px;overflow:hidden}.upload-progress span{display:block;height:100%;background:#418356;width:0;transition:width .1s}.upload-message{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted);margin-top:6px}.upload-item.error .upload-message{color:#923e30}.upload-item.done .upload-progress span{background:#79a87d}.ticket-card{display:grid;grid-template-columns:1.45fr 1fr;background:var(--paper);border:1px solid #cfddce;border-radius:var(--radius);overflow:hidden}.ticket-main{padding:31px}.ticket-main h2{font-size:24px;margin:11px 0 9px}.ticket-main>p{font-size:12px;color:var(--muted)}.ticket-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.ticket-result{background:#e0eee1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;padding:33px 20px;border-left:1px dashed #a9c4ae}.ticket-result:before,.ticket-result:after{content:"";position:absolute;width:20px;height:20px;left:-10px;background:var(--bg);border-radius:50%;border:1px solid #cfddce}.ticket-result:before{top:-11px}.ticket-result:after{bottom:-11px}.ticket-label{font-size:11px;font-weight:650;color:#304f38}.issued-code{font-family:Consolas,"SFMono-Regular",monospace;font-size:36px;letter-spacing:3px;line-height:1.4;color:var(--green-dark);border:0;background:none;margin:13px 0 9px;padding:0}.issued-code:disabled{opacity:.65}.ticket-result>span:not(.ticket-label){font-size:11px}.ticket-tip{margin-top:22px;font-size:10px!important;color:#3d5b44}.manual-code{margin-top:24px;font-size:11px}.manual-code summary,.active-codes summary{cursor:pointer;color:#34573e}.manual-code form{display:flex;gap:9px;margin-top:13px}.compact-code{max-width:220px;height:43px;font-size:14px;letter-spacing:1.5px}.manual-code .button{height:43px;font-size:12px;padding:0 14px}.active-codes{font-size:11px;margin:15px 4px 0}.active-code{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:8px 8px;border-bottom:1px solid #d6e3d7}.defaults-note{text-align:center;font-size:11px;color:var(--muted);margin:-9px 0 30px}.defaults-note>span{margin-right:10px;font-weight:700;color:var(--green)}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:calc(100vw - 30px);padding:12px 22px;background:#193f2b;color:white;box-shadow:0 10px 40px #17352125;border-radius:13px;font-size:13px;z-index:20;text-align:center}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:850px){.page-shell{padding:0 24px}.entry-view{gap:35px;min-height:600px}.entry-copy h1{font-size:36px}.login-card{padding:28px}.dropzone{padding:25px;gap:17px}.drop-symbol{width:52px;height:56px;font-size:33px}.drop-copy h2{font-size:18px}.drop-copy p{max-width:260px}.file-row{padding:16px 22px}.file-actions{gap:6px}.ticket-main{padding:25px}.issued-code{font-size:30px;letter-spacing:2px}}@media(max-width:650px){.page-shell{padding:0 19px}.topbar{padding:21px 0}.brand{font-size:20px;gap:10px}.brand-mark{width:40px;height:40px;border-radius:13px;font-size:29px}.brand small{font-size:10px;letter-spacing:0}.quiet-link{font-size:11px}.entry-view{display:flex;flex-direction:column;align-items:stretch;gap:27px;min-height:0;padding:39px 0 45px}.entry-copy h1{font-size:31px;line-height:1.4;letter-spacing:-1px;margin:12px 0}.entry-copy>p{font-size:13px;line-height:1.8}.entry-note{font-size:10px;margin-top:17px}.login-card{padding:27px 24px}.login-card h2{font-size:24px}.page-footer{flex-direction:column;gap:3px;font-size:10px;padding:20px 0}.workspace-heading{padding:30px 0 22px;align-items:flex-start;gap:10px}.workspace-title{font-size:24px;letter-spacing:-.7px;max-width:210px}.eyebrow{font-size:10px;letter-spacing:.7px}.session-box{padding:9px 11px;gap:9px;border-radius:12px}.session-box>.tiny-dot{display:none}.session-box small{font-size:9px}.session-box strong{font-size:19px}.session-box .text-button{font-size:10px;padding:0}.dropzone{padding:24px;display:grid;grid-template-columns:44px 1fr;gap:14px}.drop-symbol{width:44px;height:49px;border-radius:14px;font-size:31px}.drop-copy h2{font-size:17px}.drop-copy p{font-size:11px;line-height:1.7}.dropzone>.button{grid-column:1/-1;width:100%;margin-top:4px}.library-heading{padding:21px 20px 13px}.library-heading h2{font-size:18px}.library-heading p{font-size:10px;max-width:270px}.capacity-line{padding:0 20px 19px;gap:10px}.capacity-line>span{font-size:10px}.capacity-track{max-width:110px}.file-row{padding:16px 18px;gap:12px;flex-wrap:wrap}.file-glyph{width:33px;height:39px;font-size:9px;border-radius:9px}.file-name{font-size:12px}.file-meta{font-size:10px;gap:8px}.file-actions{margin-left:auto;justify-content:flex-end;flex-wrap:wrap}.file-actions.owner-actions{width:100%;margin-top:-3px;padding-left:45px}.download-button{font-size:11px}.keep-button,.delete-button{font-size:10px}.library-footer{padding:12px 20px;font-size:9px;flex-wrap:wrap;gap:4px}.ticket-card{grid-template-columns:1fr}.ticket-main{padding:25px 23px}.ticket-main h2{font-size:21px}.ticket-main .card-kicker{font-size:10px;letter-spacing:.7px}.ticket-actions .button{font-size:12px;padding:0 16px;gap:8px}.ticket-result{border-left:0;border-top:1px dashed #a9c4ae;padding:24px 15px}.ticket-result:before,.ticket-result:after{top:-11px;bottom:auto}.ticket-result:before{left:-11px}.ticket-result:after{left:auto;right:-11px}.issued-code{font-size:35px;margin:7px 0}.ticket-tip{margin-top:12px}.defaults-note{font-size:9px;line-height:1.9}.manual-code form{gap:7px}.compact-code{min-width:0;max-width:190px}.toast{font-size:12px;padding:11px 18px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}