:root{--bg:#f6f7f3;--card:#fff;--ink:#18211b;--muted:#6e776f;--line:#e4e8e1;--green:#276c48;--green-soft:#e8f2ec;--red:#d84949;--amber:#ca8a25;--shadow:0 8px 30px #1e2d230f}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--ink);margin:0;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}.app{min-height:100dvh;padding-bottom:86px}.shell{width:min(100%,720px);margin:auto;padding:0 16px}.header{background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:10;padding:24px 0 12px;position:sticky;top:0}.brand{letter-spacing:-.02em;font-size:20px;font-weight:750}.date{color:var(--muted);margin-top:5px;font-size:12px}.search{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;align-items:center;gap:9px;margin-top:16px;padding:12px 13px;display:flex}.search input{background:0 0;border:0;outline:0;width:100%;font-size:14px}.page{padding:8px 0 24px}.section{margin:22px 0}.section-title{justify-content:space-between;align-items:end;margin-bottom:12px;display:flex}.section-title h2{margin:0;font-size:18px}.section-title span{color:var(--muted);font-size:12px}.card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;padding:16px}.card+.card{margin-top:10px}.progress-head{justify-content:space-between;align-items:baseline;display:flex}.progress-head strong{font-size:22px}.progress{background:#e9ede8;border-radius:99px;height:8px;margin:12px 0;overflow:hidden}.progress i{background:var(--green);border-radius:99px;height:100%;display:block}.task{border-top:1px solid var(--line);align-items:flex-start;gap:11px;padding:12px 0;display:flex}.check{color:#fff;background:#fff;border:1.5px solid #aeb6ae;border-radius:7px;flex:none;place-items:center;width:22px;height:22px;display:grid}.check.done{background:var(--green);border-color:var(--green)}.task-text{flex:1;font-size:14px;line-height:1.5}.task-text.done{color:#929a93;text-decoration:line-through}.icon-btn{color:var(--muted);background:0 0;border:0;padding:3px}.btn{background:var(--green);color:#fff;border:0;border-radius:12px;padding:11px 15px;font-weight:650}.btn.secondary{background:var(--green-soft);color:var(--green)}.btn.ghost{color:var(--muted);border:1px solid var(--line);background:0 0}.btn.danger{color:var(--red);background:#fdeaea}.btn.small{padding:8px 10px;font-size:12px}.full{width:100%}.priority{gap:12px;display:flex}.dot{border-radius:50%;flex:none;width:10px;height:10px;margin-top:5px}.dot.urgent{background:var(--red)}.dot.attention{background:var(--amber)}.dot.normal{background:#5e9c76}.priority strong{font-size:15px}.priority p{color:var(--muted);margin:5px 0 0;font-size:13px;line-height:1.6}.person-top,.project-top{justify-content:space-between;gap:10px;display:flex}.avatar{background:var(--green-soft);width:42px;height:42px;color:var(--green);border-radius:14px;place-items:center;font-weight:750;display:grid}.identity{gap:11px;display:flex}.identity h3,.project-top h3{margin:1px 0 4px;font-size:16px}.meta{color:var(--muted);font-size:12px}.badge{color:#556057;background:#f0f3ef;border-radius:99px;padding:5px 9px;font-size:11px;display:inline-flex}.focus{background:#f7f9f6;border-radius:12px;margin-top:13px;padding:11px;font-size:13px;line-height:1.55}.link{color:var(--green);background:0 0;border:0;padding:0;font-weight:650}.milestone{border-bottom:1px solid var(--line);gap:10px;padding:10px 0;font-size:13px;display:flex}.milestone:last-child{border:0}.muted{color:var(--muted)}.empty{text-align:center;color:var(--muted);padding:35px 15px}.fab{background:var(--green);color:#fff;z-index:9;border:0;border-radius:18px;place-items:center;width:52px;height:52px;display:grid;position:fixed;bottom:92px;right:max(20px,50vw - 340px);box-shadow:0 10px 25px #276c4847}.nav{border-top:1px solid var(--line);padding:8px max(8px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom));z-index:20;background:#fffffff5;position:fixed;bottom:0;left:0;right:0}.nav-inner{grid-template-columns:repeat(5,1fr);max-width:720px;margin:auto;display:grid}.nav button{color:#828a83;background:0 0;border:0;flex-direction:column;align-items:center;gap:3px;padding:3px;font-size:11px;display:flex}.nav button.active{color:var(--green);font-weight:700}.overlay{z-index:30;background:#10191361;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--bg);width:min(100%,720px);max-height:92dvh;padding:9px 18px calc(24px + env(safe-area-inset-bottom));border-radius:24px 24px 0 0;animation:.2s up;overflow:auto}.sheet-handle{background:#cbd1cb;border-radius:4px;width:38px;height:4px;margin:2px auto 16px}.sheet-head{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.sheet-head h2{margin:0;font-size:19px}.field{margin:13px 0}.field label{color:var(--muted);margin-bottom:7px;font-size:12px;display:block}.field input,.field textarea,.field select{border:1px solid var(--line);background:#fff;border-radius:12px;outline:none;width:100%;padding:12px}.field textarea{resize:vertical;min-height:82px}.grid2{grid-template-columns:1fr 1fr;gap:10px;display:grid}.actions{gap:9px;margin-top:18px;display:flex}.actions .btn{flex:1}.detail-list{gap:12px;display:grid}.detail-list div{font-size:13px;line-height:1.6}.detail-list b{color:var(--muted);font-size:11px;font-weight:500;display:block}.tabs{gap:7px;padding-bottom:4px;display:flex;overflow:auto}.tabs button{white-space:nowrap;border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:99px;padding:8px 12px}.tabs button.active{background:var(--green);color:#fff;border-color:var(--green)}.search-results{background:var(--bg);z-index:25;position:fixed;inset:0;overflow:auto}.result-type{color:var(--green);margin-bottom:5px;font-size:11px;font-weight:700}.today-actions{margin:10px 0 0;padding-left:20px;font-size:13px;line-height:1.9}.teach-grid{gap:9px;margin-top:12px;display:grid}.teach-grid textarea{min-height:66px}.more-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.more-grid button{text-align:left;border:1px solid var(--line);background:#fff;border-radius:16px;padding:16px}.more-grid strong{margin:8px 0 3px;display:block}.more-grid span{color:var(--muted);font-size:11px}@keyframes up{0%{opacity:.5;transform:translateY(20px)}}@media (min-width:680px){.shell{padding:0 24px}.page{padding-top:14px}.fab{bottom:100px}}