:root{--bg:#f5f6f3;--surface:#fff;--ink:#25352c;--muted:#7e887f;--green:#37654b;--lime:#d9e9b7;--line:#e4e8e1;--red:#b14646}*{box-sizing:border-box}body{margin:0;font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg)}[hidden]{display:none!important}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button{border:0;background:none;color:inherit}a{color:var(--green);text-decoration:none}button:disabled{opacity:.55;cursor:wait}input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:11px 13px;color:var(--ink);background:#fff}input:focus,textarea:focus,select:focus{outline:2px solid #96b69e;border-color:transparent}input[type=checkbox]{accent-color:var(--green)}.workspace{display:flex;min-height:100vh}.sidebar{width:248px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--line);padding:34px 22px 22px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:12px;margin-bottom:53px;color:var(--ink);font-size:21px;font-weight:650;letter-spacing:2px}.brand span:not(.brand-mark){display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.brand-mark{width:52px;height:52px;background:var(--green);color:#fff;font-size:29px;display:grid;place-items:center;border-radius:15px;font-family:serif}.brand-mark.small{width:43px;height:43px;font-size:25px;border-radius:12px}.side-label{font-size:10px;color:#929a93;letter-spacing:2px;margin:0 13px 14px}.nav{display:flex;width:100%;gap:13px;text-align:left;align-items:center;padding:13px;border-radius:8px;margin-bottom:6px}.nav>span{font-size:20px;width:22px;text-align:center}.nav b{font-size:11px;font-weight:500;margin-left:auto;background:#edf0e8;border-radius:5px;padding:0 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#52663c12}.login-card .brand-mark{margin-bottom:32px}.login-card h1{font-size:27px}.login-card>p{color:var(--muted);font-size:12px;margin-bottom:26px}.login-card label{margin-bottom:18px}.login-card .primary{width:100%;justify-content:space-between;margin-top:5px}.login-card>small{color:#a2ad96;font-size:9px;display:block;margin-top:28px}.error{color:var(--red);font-size:12px}.error:empty{display:none}@media(min-width:1600px){.page{padding-top:55px}.stats-grid{margin-bottom:35px}.paper-card{padding:26px}}@media(max-width:1100px){.sidebar{width:210px;padding:25px 15px}.brand{margin-bottom:35px}main{margin-left:210px}.page{padding:30px 25px}.topbar{padding:0 25px}.filters input{width:100px}.pills{gap:0}.pill{padding:7px 10px}.detail-layout{grid-template-columns:320px 1fr}.direct-import{flex-direction:column;align-items:stretch}.direct-import form{max-width:none}}@media(max-width:760px){.sidebar{position:static;width:100%;padding:16px;border-right:0;border-bottom:1px solid var(--line)}.brand{margin-bottom:16px;font-size:18px}.brand-mark.small{width:34px;height:34px;font-size:21px}.sidebar nav{display:flex;overflow:auto}.nav{width:auto;flex:1;white-space:nowrap;padding:9px;font-size:11px;gap:6px;margin:0}.nav>span{font-size:16px}.nav b,.dot,.side-label,.side-separator,.side-filter,.sidebar-bottom{display:none}.workspace{display:block}main{margin:0}.topbar{height:50px;padding:0 20px;font-size:10px}.page{padding:25px 18px;min-height:65vh}.page-heading{margin-bottom:25px}h1{font-size:27px}.page-heading p{font-size:10px}.page-heading .primary{padding:10px 12px;font-size:11px}.eyebrow{font-size:8px}.stats-grid{gap:8px}.stat{padding:16px 12px}.stat strong{font-size:26px}.stat>span{font-size:10px}.stat>div{font-size:8px}.search-options{gap:8px}.search-options>span{display:none}.search-panel{padding:12px}.list-toolbar{flex-wrap:wrap;gap:10px}.filters{width:100%}.filters input{flex:1}.paper-card{padding:17px 13px;gap:12px}.paper-symbol{display:none}.paper-title{font-size:13px}.paper-actions{min-width:55px}.paper-snippet{font-size:11px}.paper-authors{font-size:10px}.paper-meta{gap:6px}.paper-meta .status-badge{margin-left:0}.discovery-tab{font-size:15px;padding:12px 16px}.discovery-tab small{font-size:9px}.searchbox .primary{padding:9px 10px;font-size:10px}.searchbox input{font-size:11px}.cvf-controls{flex-wrap:wrap}.storage-grid{grid-template-columns:1fr}.detail-layout{display:flex;flex-direction:column}.pdf-viewer{height:65vh}dialog{padding:20px}.detail-fields{order:2}footer{padding:20px 18px;font-size:8px;gap:12px}.private-badge{font-size:9px}.topbar>div{gap:10px}.login-card{padding:30px}}

.cloud-card{grid-column:1/-1}.cloud-controls{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.cloud-path{word-break:break-all;color:var(--muted);font-size:12px}.cloud-card strong{word-break:break-all}.cloud-card details{margin-top:18px}.cloud-card summary{cursor:pointer;color:var(--green)}.cloud-card form{max-width:480px;margin:16px 0}.user-form{display:flex;align-items:end;gap:14px;flex-wrap:wrap;margin:20px 0}.user-form label{flex:1;min-width:160px}.user-row{display:flex;gap:16px;flex-wrap:wrap;padding:12px 0;border-top:1px solid var(--line)}.user-row code{font-size:12px}.storage-card[hidden]{display:none}

.user-row strong{font-size:14px;margin:0}

.paper-card[data-paper]{cursor:pointer;transition:border-color .15s,box-shadow .15s}.paper-card[data-paper]:hover{border-color:#adbf9c;box-shadow:0 3px 14px #314a1e0c}.paper-title:focus-visible{outline:2px solid #759756;outline-offset:4px;border-radius:4px}a.paper-title{text-decoration:none}#pdf-zoom{font-size:10px;color:#819173;min-width:32px}.paper-actions{flex-wrap:wrap}

.delete-paper{color:#a24e47!important}.delete-paper:hover{background:#fbefec;border-radius:6px}.reader-header-actions #reader-delete{color:#a24e47;border-color:#ead1cc}.paper-actions{gap:8px}

.user-row{flex-wrap:wrap}.user-password-form{display:flex;gap:8px;margin-left:auto;align-items:center}.user-password-form input{width:180px;min-width:0}.user-password-form button{white-space:nowrap}@media(max-width:600px){.user-password-form{width:100%;margin-left:0}.user-password-form input{flex:1;width:auto}}

.transfer-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin:0 0 24px}.operation-progress{margin:10px 0;font-size:12px}.operation-label{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted)}.operation-progress progress{width:100%;height:7px;display:block;margin-top:6px;border:0;border-radius:8px;overflow:hidden;accent-color:var(--green)}.operation-progress progress::-webkit-progress-bar{background:#edf0e8}.operation-progress progress::-webkit-progress-value{background:var(--green)}.operation-progress progress:indeterminate{opacity:.65}.paper-operations{max-width:700px}.pdf-ready{color:var(--green);display:block;margin-top:8px}.reader-transfer{padding:0 16px;background:var(--surface);border-bottom:1px solid var(--line)}

.upload-tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:24px;padding-bottom:10px}.upload-tabs button{flex:1;padding:11px;border-radius:8px;color:var(--muted);font-size:12px}.upload-tabs button.active{background:#e6ecde;color:var(--green);font-weight:600}#link-upload-form .primary{width:100%;margin-top:22px;justify-content:center}#link-upload-form .muted{line-height:1.9;margin:16px 0 24px}.link-upload-hint{display:block;color:var(--muted);font-size:10px;line-height:1.8;margin-top:14px}#link-upload-error{margin-top:12px}.pills{flex-wrap:wrap}.source-badge.url{background:#eaf0f4;color:#658296}

.side-filter{display:flex;align-items:center;justify-content:space-between;gap:8px}.side-filter b{font-size:11px;min-width:24px;text-align:center;background:#eef2e8;border-radius:5px;padding:2px 5px}.side-filter.active{background:#e5efdc;color:#315a35;border-radius:7px;font-weight:600}.note-status-badge{display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0;gap:4px;font-size:11px;line-height:1.5;border:1px solid;border-radius:6px;padding:3px 8px}.note-status-badge.has-notes{color:#256341;background:#e8f4e9;border-color:#b7d6bc}.note-status-badge.no-notes{color:#757e6e;background:#f4f6f0;border-color:#dce2d4}@media(max-width:760px){.side-filter{display:none}.paper-heading{flex-wrap:wrap}.paper-heading .note-status-badge{font-size:10px;padding:2px 6px}.paper-heading .paper-title{flex-basis:calc(100% - 30px)}.filters #notes-filter{min-width:110px}}

.paper-import-error{display:flex;align-items:flex-start;flex-wrap:wrap;gap:7px 12px;margin:10px 0 2px;padding:9px 11px;background:#fff3f0;border:1px solid #f0d5cd;border-radius:7px;color:#a34335;font-size:12px;line-height:1.7}.paper-import-error strong{white-space:nowrap}.paper-import-error>span{flex:1;min-width:120px;overflow-wrap:anywhere}.paper-import-error button{white-space:nowrap;color:#8e3c2e;font-weight:600}