:root{--navy:#1f3a5f;--blue:#2e75b6;--bg:#eef1f4;--surface:#ffffff;--surface2:#f6f8fa;--line:#e2e6ea;--line2:#cdd4dc;--text:#1e2530;--muted:#5f6b7a;--hint:#98a2ae;--ok-bg:#e3f3ea;--ok:#1f7a4d;--warn-bg:#fbf0d9;--warn:#9a6a10;--dng-bg:#fbe9e9;--dng:#b23b3b;--info-bg:#e8f0fb;--info:#2e75b6;--r:8px;--r2:12px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.45;-webkit-text-size-adjust:100%}.ic{width:1em;height:1em;vertical-align:-.125em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.app{max-width:none;width:100%;margin:0 auto;min-height:100vh;background:var(--surface)}button{font-family:inherit;font-size:14px;cursor:pointer;border:.5px solid var(--line2);background:var(--surface);color:var(--text);border-radius:var(--r);padding:9px 14px;min-height:42px;transition:background .12s}button:hover{background:var(--surface2)}button:active{transform:scale(.985)}button:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--navy);border-color:var(--navy);color:#fff}.btn-primary:hover{background:#16314f}.btn-danger{color:var(--dng);border-color:#e7b9b9}.btn-sm{font-size:13px;padding:5px 11px;min-height:34px}select,input,textarea{font-family:inherit;font-size:14px;border:.5px solid var(--line2);border-radius:var(--r);padding:8px 10px;min-height:40px;background:var(--surface);color:var(--text);width:100%}textarea{min-height:64px;resize:vertical}.muted{color:var(--muted)}.hint{color:var(--hint);font-size:12px}.row{display:flex;align-items:center;gap:10px}.wrap{flex-wrap:wrap}.between{justify-content:space-between}.col{display:flex;flex-direction:column;gap:10px}.grow{flex:1;min-width:0}.chip{font-size:12px;padding:3px 9px;border-radius:var(--r);border:.5px solid var(--line);color:var(--muted);white-space:nowrap}.badge{font-size:11px;padding:3px 9px;border-radius:var(--r);white-space:nowrap;display:inline-flex;align-items:center;gap:4px}.b-ok{background:var(--ok-bg);color:var(--ok)}.b-warn{background:var(--warn-bg);color:var(--warn)}.b-mut{background:var(--surface2);color:var(--muted)}.b-info{background:var(--info-bg);color:var(--info)}.b-dng{background:var(--dng-bg);color:var(--dng)}.card{border:.5px solid var(--line);border-radius:var(--r2);padding:14px 16px;background:var(--surface)}h1{font-size:22px;margin:0;font-weight:600}h2{font-size:17px;margin:0;font-weight:600}h3{font-size:14px;margin:0;font-weight:600}.login{max-width:380px;margin:0 auto;padding:12vh 24px}.brand{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:6px}.logo{width:40px;height:40px;border-radius:10px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;border-bottom:.5px solid var(--line);position:sticky;top:0;background:var(--surface);z-index:5}.avatar{width:36px;height:36px;border-radius:50%;background:var(--info-bg);color:var(--info);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px}.closechip{cursor:pointer}.tabs{display:flex;gap:6px;padding:8px 12px;border-bottom:.5px solid var(--line);overflow-x:auto}.tab{display:flex;align-items:center;gap:6px;font-size:13px;padding:7px 11px;border-radius:var(--r);border:.5px solid var(--line);background:var(--surface);color:var(--muted);white-space:nowrap;min-height:38px;cursor:pointer}.tab .dotic{color:var(--hint)}.tab.done{color:var(--text)}.tab.done .dotic{color:var(--ok)}.tab.active{border:2px solid var(--blue);color:var(--text);font-weight:600}.pane{padding:16px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field label.seglabel{font-size:14px;font-weight:700;color:var(--navy);margin-bottom:6px}.formgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.grp-title{font-size:13px;font-weight:600;margin:14px 0 6px}.footer{display:flex;justify-content:space-between;gap:8px;padding:14px 16px;border-top:.5px solid var(--line);flex-wrap:wrap}.opts{display:flex;gap:6px;flex-wrap:wrap}.opt{font-size:13px;padding:6px 12px;border-radius:var(--r);border:.5px solid var(--line2);background:var(--surface);color:var(--muted);cursor:pointer;min-height:36px;display:inline-flex;align-items:center;gap:5px;-webkit-user-select:none;user-select:none}.opt:hover{background:var(--surface2)}.opt.sel{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}.opt.sel:hover{background:#2566a3}.opt.sel .chip{color:#fff;border-color:#ffffff8c;background:#fff3}.echip{font-size:12px;padding:3px 6px 3px 9px;border-radius:var(--r);background:var(--surface2);color:var(--text);display:inline-flex;align-items:center;gap:2px}.echip .x{cursor:pointer;color:var(--hint);font-weight:600;padding:0 4px;border-radius:4px}.echip .x:hover{color:var(--dng)}kbd{font-family:ui-monospace,Menlo,monospace;font-size:11px;background:var(--surface2);border:.5px solid var(--line2);border-bottom-width:1.5px;border-radius:5px;padding:1px 5px;color:var(--muted)}.plist{display:flex;flex-direction:column;gap:8px}.prow{display:flex;align-items:center;gap:12px;padding:12px 14px;border:.5px solid var(--line);border-radius:var(--r2);background:var(--surface);cursor:pointer;text-align:left;width:100%}.prow:hover{background:var(--surface2);border-color:var(--line2)}.pinitials{width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;flex-shrink:0}.toast{display:flex;align-items:center;gap:8px;padding:10px 16px;font-size:14px;border-bottom:.5px solid #cfe7da;background:var(--ok-bg);color:var(--ok)}.toast.err{background:var(--dng-bg);color:var(--dng);border-bottom-color:#e7b9b9}.spinner{width:18px;height:18px;border:2.5px solid var(--line2);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.center{display:flex;align-items:center;justify-content:center;gap:10px;padding:40px;color:var(--muted)}.noteframe{width:100%;height:72vh;border:.5px solid var(--line);border-radius:var(--r2);background:var(--surface)}.stack{display:flex;flex-direction:column;gap:14px}.sep{height:1px;background:var(--line);margin:4px 0}a.link{color:var(--info);text-decoration:none;font-size:13px}a.link:hover{text-decoration:underline}.ac{position:relative}.acmenu{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:30;background:var(--surface);border:.5px solid var(--line2);border-radius:var(--r);box-shadow:0 8px 22px #1428461f;max-height:280px;overflow:auto}.acitem{padding:8px 10px;font-size:13px;cursor:pointer;border-bottom:.5px solid var(--line);display:flex;gap:8px;align-items:baseline}.acitem:last-child{border-bottom:0}.acitem.on{background:var(--info-bg)}.accode{font-family:ui-monospace,Menlo,monospace;font-size:11px;color:var(--info);background:var(--surface2);border-radius:5px;padding:1px 6px;flex-shrink:0}.subgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px;align-items:start}.latgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}.latcol{display:flex;flex-direction:column;gap:14px;min-width:0}@media (max-width:660px){.latgrid{grid-template-columns:1fr}}.descgroup{border:.5px solid var(--line);border-radius:var(--r);padding:8px 10px;margin-bottom:8px;background:var(--surface2)}.examsum{display:flex;flex-wrap:wrap;gap:6px}.sumchip{font-size:11.5px;color:var(--muted);background:var(--surface2);border:.5px solid var(--line);border-radius:var(--r);padding:2px 8px}.sumchip b{color:var(--text);font-weight:600}