:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#203047;background:#f5f7fa;font-size:14px;line-height:1.55;--blue:#315fbd;--muted:#768399;--line:#e2e8f0;--surface:#fff;--soft:#edf3ff;--green:#21846b;--amber:#9a6b21}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 12px;cursor:pointer;transition:background .12s}button:hover{background:#f0f4fa}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #9bb9ef;outline-offset:2px}input,select,textarea{border:1px solid #dbe2ec;border-radius:7px;padding:9px 11px;background:#fff;width:100%;min-width:0}input:focus,select:focus,textarea:focus{outline:2px solid #d4e2ff;border-color:#8eaadd}textarea{resize:vertical;line-height:1.65}label{display:grid;gap:6px;font-size:12px;color:#67758a;min-width:0}a{color:var(--blue);text-decoration:none}h1,h2,h3,p{margin:0}h1{font-size:26px;letter-spacing:-.5px;font-weight:600}h2{font-size:20px;font-weight:600}h3{font-size:15px;font-weight:600}[hidden]{display:none!important}.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.primary:hover{background:#244e9f}.text-button{color:var(--blue);border:0;background:transparent;padding:5px 7px;font-size:12px}.icon-button{border:0;font-size:25px;padding:0 9px;background:transparent;color:var(--muted)}.small{font-size:12px;padding:5px 9px}.muted{color:var(--muted)}.error{color:#b43838;font-size:13px;white-space:pre-wrap}.shell{display:grid;grid-template-columns:210px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);background:#fff;display:flex;flex-direction:column;padding:27px 16px 19px;overflow:auto}.brand{display:flex;gap:10px;align-items:center;color:#243651;font-size:16px;font-weight:600;margin:0 4px 36px}.brand small{display:block;color:var(--muted);font-size:10px;font-weight:400;letter-spacing:1px;margin-top:4px}.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--blue);color:#fff;display:inline-grid;place-items:center;font-size:21px;flex-shrink:0}.sidebar nav{display:grid;gap:6px}.sidebar nav button{display:flex;align-items:center;gap:11px;border:0;text-align:left;color:#67758b;padding:11px 13px;background:none}.sidebar nav button>span{width:19px;text-align:center;font-size:17px;color:#8b99ac}.sidebar nav button[aria-current=page]{background:#ecf2fd;color:#315fbd;font-weight:600}.sidebar nav button[aria-current=page]>span{color:#315fbd}.sidebar nav i{font-style:normal;font-size:11px;margin-left:auto;background:#e7edf7;border-radius:5px;padding:1px 5px;color:#557096}.sidebar nav i:empty{display:none}.sidebar-bottom{margin-top:auto;padding:28px 10px 0;display:grid;gap:6px;font-size:11px;color:var(--muted)}.sidebar-bottom .text-button{text-align:left;padding-left:0}.connection{display:flex;align-items:center;gap:7px}.connection b{width:6px;height:6px;border-radius:50%;background:#49a58f}.connection.offline b{background:#d78060}main{padding:30px 34px 20px;max-width:2000px;min-width:0}.page-header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:23px}.eyebrow{font-size:11px;letter-spacing:1px;color:#8190a5;margin-bottom:5px}.subtitle{color:var(--muted);font-size:12px;margin-top:7px}.header-actions{display:flex;gap:8px;flex-shrink:0}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:22px}.metric{padding:17px 19px;border:1px solid var(--line);background:#fff;border-radius:10px;display:grid;gap:6px}.metric span{font-size:11px;color:var(--muted)}.metric strong{font-size:27px;font-weight:500;letter-spacing:-1px}.metric em{font-size:11px;font-style:normal;color:#8e9aad}.metric.accent strong{color:var(--blue)}.filters{display:flex;align-items:end;gap:12px;margin-bottom:20px}.filters label{flex:1}.filters .search{flex:2.3}.search span{position:absolute;width:1px;height:1px;overflow:hidden}.filters>.text-button{white-space:nowrap;padding-bottom:10px}.page-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:0 0 15px}.chips,.actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.chips button{border:0;background:transparent;font-size:12px;color:#7b8799;padding:7px 10px}.chips button.active{color:var(--blue);background:#e7effd}.chips button span{font-size:10px;margin-left:5px;opacity:.8}.section-hint{font-size:12px;color:var(--muted)}.task-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:13px;align-items:start}.task-card{background:#fff;border:1px solid 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6px;white-space:nowrap;background:#f0f3f8;color:#748197}.state-doing{background:#eaf1fe;color:#3764b9}.state-done{background:#eaf5f0;color:#328064}.state-paused{background:#f3eefb;color:#8871a8}.state-waiting{background:#fcf3e5;color:#a47736}.state-cancelled{background:#f2f2f2;color:#939393}.shared{background:#e9f2ff;color:#6183b8}.priority-urgent,.overdue{color:#b15344}.priority-high{color:#a07940}.task-card details{margin-top:9px;font-size:11px;color:var(--muted)}.task-card summary{cursor:pointer}.sub-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-top:1px solid #eff2f7;min-width:0}.sub-row .task-name{font-size:12px;font-weight:400;flex:1}.sub-row .badge{font-size:9px}.tree{display:grid;gap:12px}.branch{min-width:0}.tree>.branch,.independent-entry{background:#fff;border:1px solid var(--line);border-radius:10px}.branch>summary{padding:15px 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.branch-title strong{font-size:13px;font-weight:400}.tree-task-body{padding:3px 8px 10px 31px}.task-description{font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere;color:#78869a;margin:4px 0 10px;max-height:180px;overflow:auto}.independent-entry{padding:15px 19px;display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.independent-entry strong{font-size:13px}.independent-entry p{font-size:11px;color:var(--muted);margin-top:3px}.empty{background:#fff;border:1px dashed #dbe3ed;border-radius:11px;text-align:center;padding:45px 18px;color:#8a97a8;grid-column:1/-1}.empty strong{display:block;font-size:15px;color:#66788e;font-weight:500;margin-bottom:7px}.empty p{font-size:12px;margin-bottom:15px}.tree-body .empty{padding:18px;text-align:left;background:#fbfcfe}.page-footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:9px;color:#9ca7b5;font-size:10px;margin-top:30px;padding-top:16px;border-top:1px solid #e8edf3}.notice{background:#fff6e8;border:1px solid #efe0c7;border-radius:7px;padding:11px 15px;color:#927140;font-size:12px;margin-bottom:15px}.notice .text-button{color:#836224}.toast{position:fixed;left:50%;bottom:27px;transform:translateX(-50%);background:#283b56;color:#fff;padding:11px 20px;border-radius:9px;box-shadow:0 8px 35px #182d4826;max-width:min(600px,90vw);z-index:100;font-size:13px}.toast[data-error=true]{background:#8e443d}dialog{border:1px solid var(--line);border-radius:14px;padding:0;color:inherit;background:#fff;width:min(1100px,calc(100vw - 40px));max-height:90vh;box-shadow:0 25px 100px #17253a2b}dialog::backdrop{background:#1f30494d;backdrop-filter:blur(2px)}.dialog-head{position:sticky;top:0;background:#fff;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:19px 24px;border-bottom:1px solid var(--line)}#editor-body{padding:22px 24px}.editor-layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(240px,1fr);gap:27px}.editor-layout.single{grid-template-columns:1fr;max-width:700px;margin:auto}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.full{grid-column:1/-1}.form-grid textarea{min-height:96px}.form-help{font-size:11px;color:#91a0b3;line-height:1.7}.project-choices{max-height:210px;overflow:auto;display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:9px;padding:8px;background:#f7f9fd;border-radius:7px}.project-choice{display:flex;align-items:center;gap:6px;color:#566d8b;font-size:11px;overflow-wrap:anywhere}.project-choice input{width:15px;height:15px;flex:0 0 15px}.project-choice input:disabled{opacity:.4}.field-details{border:1px solid var(--line);border-radius:7px;padding:10px 12px;font-size:12px;color:#6a7c93}.field-details summary{cursor:pointer}.field-details .form-grid{margin-top:12px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;align-items:center;flex-wrap:wrap;margin-top:19px;padding-top:15px;border-top:1px solid var(--line)}.dialog-actions .error{flex:1}.history{border-left:1px solid var(--line);padding-left:24px;min-width:0}.history h3{font-size:13px;margin-bottom:10px}.history section+section{margin-top:23px}.history-item{padding:10px 0;border-bottom:1px solid #eff2f6;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}.history-item time{display:block;font-size:10px;color:#9aa6b7;margin-bottom:4px}.history textarea{min-height:85px;font-size:12px}.history button{margin-top:8px}.history details{margin-top:16px;font-size:11px;color:#8492a7}.history summary{cursor:pointer}.history pre{white-space:pre-wrap;max-height:240px;overflow:auto;font-size:10px}.legacy-body{border:1px solid var(--line);border-radius:6px;padding:10px;max-height:250px;overflow:auto;font-size:12px;color:#62738c;overflow-wrap:anywhere}.legacy-body p{margin:0 0 8px}.legacy-body table{border-collapse:collapse;width:100%}.legacy-body td,.legacy-body th{border:1px solid var(--line);padding:4px}.session{border-left:2px solid #a8c0ed;padding:4px 0 4px 10px;font-size:10px;margin:8px 0;color:#8492a7}.note-body{white-space:pre-wrap;color:#62738a;font-size:13px;margin:8px 0 13px;overflow-wrap:anywhere}.login{min-height:100vh;display:grid;place-items:center}.login-card{width:min(380px,90vw);padding:30px;background:#fff;border:1px solid var(--line);border-radius:13px}.login-card h1{margin:16px 0 8px;font-size:23px}.login-card p{color:var(--muted);font-size:12px;margin-bottom:20px}.login-card form{display:grid;gap:14px}.login-card .error{margin:0;color:#b43838}#confirm-dialog{width:min(430px,90vw);padding:24px}#confirm-dialog p{font-size:13px;color:#7d8999;margin-top:13px}.archive-row{display:flex;justify-content:space-between;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:8px;padding:13px 17px;margin-bottom:8px}.archive-row strong{font-size:13px}.archive-row p{font-size:11px;color:var(--muted);margin-top:4px}.calendar{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.weekdays,.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}.weekdays{border-bottom:1px solid var(--line);background:#fafbfd}.weekdays span{text-align:center;padding:10px;color:#929daf;font-size:11px}.day{border:0;border-radius:0;border-right:1px solid #eef2f7;border-bottom:1px solid #eef2f7;min-height:112px;text-align:left;padding:9px;vertical-align:top;display:block;overflow:hidden}.day time{font-size:12px;color:#8191a8;display:block;margin-bottom:5px}.day.today time{color:var(--blue);font-weight:700}.day.outside{background:#fafbfc;opacity:1}.day.selected{background:#f1f6ff}.calendar-item{display:block;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:#edf3ff;color:#5477b0;border-radius:3px;padding:2px 4px;margin-top:3px}.calendar-selection{margin-top:20px}.calendar-selection h3{margin-bottom:12px}.timeline{overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fff}.timeline table{border-collapse:collapse;min-width:880px;width:100%;font-size:11px}.timeline th{text-align:left;color:#8090a5;font-weight:400;padding:11px;border-bottom:1px solid var(--line);background:#fafbfd}.timeline td{padding:9px 12px;border-bottom:1px solid #edf1f6}.timeline .timeline-label{width:245px;max-width:245px;overflow-wrap:anywhere}.timeline svg{width:100%;height:29px;display:block}.timeline-axis{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#92a0b3}.time-bar{fill:#9eb9e9}.time-bar.legacy{fill:#e1e8f1;stroke:#afbdce;stroke-dasharray:4 3}.time-grid{stroke:#eef2f7;stroke-width:1}.time-bar.plan{fill:#afd4c9}
.quick-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:7px;margin:0 0 14px}.quick-form input{background:#fff;font-size:12px}.quick-form .error{grid-column:1/-1;font-size:11px}.quick-form .error:empty{display:none}
@media(min-width:1550px){.task-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}@media(max-width:1050px){main{padding:24px 20px}.shell{grid-template-columns:180px 1fr}.sidebar{padding-inline:10px}.brand{font-size:14px}.brand small{font-size:9px}.metrics{gap:9px}.metric{padding:13px}.editor-layout{grid-template-columns:1fr}.history{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.day{min-height:95px;padding:6px}}@media(max-width:700px){.shell{display:block}.sidebar{position:static;height:auto;padding:14px 12px 10px;border-right:0;border-bottom:1px solid var(--line)}.brand{margin:0 4px 13px}.brand small{display:none}.sidebar nav{display:flex;overflow:auto;gap:4px;padding-bottom:3px}.sidebar nav button{white-space:nowrap;font-size:12px;padding:8px 10px;gap:6px}.sidebar nav button>span{display:none}.sidebar-bottom{display:none}main{padding:20px 14px}.page-header{gap:9px;align-items:flex-start}.header-actions{gap:5px}.header-actions button{font-size:12px;padding:8px}h1{font-size:23px}.eyebrow{font-size:10px}.subtitle{font-size:11px;max-width:220px}.metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-bottom:17px}.metric{padding:10px 13px;gap:1px}.metric strong{font-size:24px}.metric em{display:none}.filters{flex-wrap:wrap;gap:8px}.filters .search{flex:1 0 100%}.filters label{flex:1 1 90px}.filters>.text-button{font-size:11px}.task-grid{grid-template-columns:1fr}.branch>summary{padding:12px 10px;gap:6px}.tree-body{margin:0 9px 10px 16px;padding-left:9px}.tree-body .branch>summary{padding:11px 2px}.branch-meta{gap:3px 8px;font-size:10px}.tree-task-body{padding-left:17px}.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.project-choices{grid-template-columns:1fr}.dialog-head{padding:15px}#editor-body{padding:16px}dialog{width:calc(100vw - 16px);max-height:95vh}.editor-layout{gap:18px}.page-footer{font-size:9px}.calendar-item{font-size:9px;padding:1px 2px}.day{min-height:83px;padding:5px 3px}.day time{font-size:10px}.section-hint{font-size:10px}}
@media(pointer:coarse){button{min-height:42px}input,select,textarea{font-size:16px}.project-choice{min-height:36px}.project-choice input{width:20px;height:20px;flex-basis:20px}}