:root{--navy:#07172e;--navy-2:#0b2344;--blue:#165dff;--blue-light:#eaf1ff;--ink:#10213b;--muted:#697990;--line:#dfe6ef;--bg:#f4f7fb;--white:#fff;--green:#0a8f68;--amber:#b86509;--red:#c23645;--shadow:0 18px 50px rgba(7,23,46,.13)}*{box-sizing:border-box}html{font-family:"DM Sans","Noto Sans SC",sans-serif;color:var(--ink);background:var(--bg)}body{margin:0}.hidden{display:none!important}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:230px;background:var(--navy);color:#fff;padding:30px 20px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;font-size:20px;font-weight:700;letter-spacing:-.4px;margin:0 10px 44px}.brand-mark{width:46px;height:46px;border-radius:14px;background:linear-gradient(145deg,#2377ff,#0d48c5);display:grid;place-items:center;color:#fff;font-weight:700;box-shadow:0 12px 25px rgba(22,93,255,.35)}.brand-mark.small{width:34px;height:34px;border-radius:10px}.sidebar nav{display:grid;gap:8px}.sidebar nav a{color:#95a8c2;text-decoration:none;padding:12px 14px;border-radius:9px;display:flex;gap:12px;align-items:center;font-size:14px;font-weight:600}.sidebar nav a.active,.sidebar nav a:hover{color:#fff;background:#132e52}.sidebar-bottom{margin-top:auto;border-top:1px solid #1b3557;padding-top:20px}.storage{display:grid;gap:5px;font-size:11px;color:#7189a9;text-transform:uppercase;letter-spacing:.08em}.storage strong{color:#a9bbd3;font-size:12px}.ghost-link{border:0;background:none;color:#8298b5;padding:16px 0 0;cursor:pointer}main{margin-left:230px;padding:0 48px 60px}.topbar{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.topbar h1{font-size:25px;margin:3px 0 0;letter-spacing:-.7px}.eyebrow{font-size:10px;letter-spacing:.18em;font-weight:700;color:#8090a6;margin:0;text-transform:uppercase}.btn{border:0;border-radius:9px;padding:12px 18px;font:600 14px inherit;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn.primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(22,93,255,.22)}.btn.primary:hover{background:#0d51e6}.btn.secondary{background:#eef2f7;color:var(--ink)}.btn.danger{background:#fff0f1;color:var(--red)}.btn.full{width:100%;margin-top:12px}.intro{display:flex;justify-content:space-between;align-items:end;padding:38px 0 25px}.intro h2{font-size:24px;margin:0 0 8px;letter-spacing:-.6px}.intro p{color:var(--muted);margin:0;font-size:14px}.sync{font-size:12px;color:var(--green);background:#e7f7f1;padding:7px 10px;border-radius:999px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}.stat{background:var(--white);border:1px solid var(--line);padding:19px 20px;border-radius:12px}.stat span{font-size:12px;color:var(--muted);font-weight:600}.stat strong{display:block;font-size:27px;margin-top:7px}.stat i{float:right;width:8px;height:8px;border-radius:50%;margin-top:5px}.toolbar{display:flex;gap:14px;justify-content:space-between;margin-bottom:14px}.search{height:42px;flex:1;max-width:460px;background:#fff;border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;padding:0 13px;color:#8593a6}.search input{border:0;outline:0;width:100%;font:14px inherit;padding:0 10px;background:transparent}.filters{display:flex;gap:9px}.filters select,.field select,.field input{height:42px;border:1px solid var(--line);border-radius:9px;background:#fff;padding:0 34px 0 12px;color:#415169;font:13px inherit}.table-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.table-head{padding:18px 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);font-size:12px;color:#8290a3}.table-head strong{font-size:14px;color:var(--ink);margin-right:8px}.count{color:#708197}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;white-space:nowrap}th{text-align:left;padding:11px 16px;background:#f7f9fc;color:#7a899e;font-size:10px;letter-spacing:.09em;text-transform:uppercase}td{border-top:1px solid #edf1f5;padding:16px;font-size:13px;color:#536279}tbody tr{cursor:pointer}tbody tr:hover{background:#f8faff}.req-title{display:grid;gap:4px;white-space:normal;min-width:210px}.req-title strong{color:var(--ink);font-size:14px}.req-title span{font:600 10px "DM Sans";color:#7a8ba1;letter-spacing:.08em}.pill{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:700}.priority-P0{background:#ffe7ea;color:#bb2537}.priority-P1{background:#fff0dc;color:#ac5d05}.priority-P2{background:#e8f0ff;color:#235fc7}.priority-P3{background:#edf0f4;color:#667386}.status-开发中{background:#e8f0ff;color:#235fc7}.status-已完成{background:#e4f6ef;color:#087d5b}.status-待开发,.status-待整理{background:#f0f2f6;color:#59687d}.status-待测试{background:#fff1db;color:#9b5908}.status-已取消{background:#feecee;color:#b32f3f}.tags{display:flex;gap:4px}.tag{background:#f0f3f7;color:#697990;padding:4px 7px;border-radius:5px;font-size:10px}.empty{text-align:center;padding:60px 20px}.empty>div{margin:auto;width:52px;height:52px;border-radius:14px;background:var(--blue-light);color:var(--blue);display:grid;place-items:center;font-weight:700}.empty h3{margin:15px 0 6px}.empty p{color:var(--muted);font-size:13px;margin:0 0 18px}.modal{position:fixed;inset:0;background:rgba(4,15,31,.65);backdrop-filter:blur(5px);display:grid;place-items:center;padding:20px;z-index:30}.modal-card{background:#fff;width:min(570px,100%);border-radius:16px;padding:25px;box-shadow:var(--shadow)}.modal-head{display:flex;justify-content:space-between;align-items:start}.modal-head h2{margin:5px 0 20px}.icon-btn{border:0;background:transparent;font-size:24px;color:#6c7b8f;cursor:pointer}.drop-zone{border:1.5px dashed #b7c5d8;background:#f8faff;border-radius:12px;min-height:195px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;cursor:pointer}.drop-zone.drag{border-color:var(--blue);background:var(--blue-light)}.drop-zone span,.drop-zone small{color:#77879c;font-size:12px}.drop-zone .upload-icon{font-size:26px;color:var(--blue)}.file-list{display:grid;gap:7px;margin-top:12px;max-height:140px;overflow:auto}.file-item{display:flex;justify-content:space-between;background:#f4f7fb;padding:9px 12px;border-radius:8px;font-size:12px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.error{color:var(--red);min-height:17px;font-size:12px}.login-screen{min-height:100vh;background:radial-gradient(circle at 70% 20%,#173f70 0,transparent 35%),var(--navy);display:grid;place-items:center;padding:24px}.login-card{width:min(410px,100%);background:#fff;padding:40px;border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.3)}.login-card h1{font-size:29px;margin:12px 0 6px}.login-card .muted{color:var(--muted);font-size:13px;margin-bottom:26px}.login-card label,.field label{display:block;font-size:12px;font-weight:700;margin-bottom:8px}.login-card input{width:100%;height:47px;border:1px solid var(--line);border-radius:9px;padding:0 13px;font:14px inherit}.toast{position:fixed;right:24px;bottom:24px;background:var(--navy);color:#fff;border-radius:9px;padding:13px 17px;font-size:13px;z-index:50;box-shadow:var(--shadow)}.detail-nav{padding:28px 0 18px}.back{border:0;background:transparent;color:#61738b;cursor:pointer;font:600 13px inherit}.detail-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.detail-header{padding:30px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px}.detail-header h2{font-size:25px;margin:8px 0}.detail-id{font:700 11px "DM Sans";color:var(--blue);letter-spacing:.1em}.detail-actions{display:flex;gap:8px;align-items:start}.metadata{padding:18px 30px;background:#f8faff;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;border-bottom:1px solid var(--line)}.field span{display:block;color:#7a899e;font-size:10px;text-transform:uppercase;letter-spacing:.09em;margin-bottom:6px}.field strong{font-size:13px}.tabs{display:flex;gap:4px;padding:16px 30px 0}.tabs button{border:0;background:none;padding:10px 14px;color:#75859a;font:600 13px inherit;cursor:pointer;border-bottom:2px solid transparent}.tabs button.active{color:var(--blue);border-color:var(--blue)}.content{padding:28px 34px 45px;max-width:900px}.markdown-body{line-height:1.75;font-size:14px;color:#30425a}.markdown-body h1,.markdown-body h2,.markdown-body h3{color:var(--ink);margin-top:1.5em}.markdown-body code{background:#edf2f8;padding:2px 5px;border-radius:4px}.markdown-body pre{background:var(--navy);color:#dbe8f8;padding:16px;border-radius:9px;overflow:auto}.markdown-body table{white-space:normal}.markdown-body th,.markdown-body td{border:1px solid var(--line)}.editor{width:100%;min-height:480px;border:1px solid var(--line);border-radius:9px;padding:18px;font:13px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical}.edit-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.edit-preview{border:1px solid var(--line);border-radius:9px;padding:18px;min-height:480px;overflow:auto}.edit-toolbar{display:flex;gap:10px;justify-content:flex-end;margin-top:15px}.menu{display:none}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.menu{display:block}.topbar{height:90px}.topbar .eyebrow{display:none}main{margin:0;padding:0 20px 40px}.stats{grid-template-columns:1fr 1fr}.toolbar{flex-direction:column}.search{max-width:none}.filters{overflow:auto}.intro{align-items:start}.sync{display:none}.metadata{grid-template-columns:1fr 1fr}.edit-grid{grid-template-columns:1fr}.edit-preview{min-height:300px}}@media(max-width:620px){.topbar h1{font-size:20px}.topbar .btn{padding:10px 12px}.intro h2{font-size:20px}.stats{gap:9px}.stat{padding:14px}.stat strong{font-size:22px}.table-wrap table,.table-wrap thead,.table-wrap tbody,.table-wrap tr,.table-wrap td{display:block}.table-wrap thead{display:none}.table-wrap tr{padding:16px;border-top:1px solid var(--line)}.table-wrap td{border:0;padding:4px 0}.table-wrap td:nth-child(n+5){display:none}.table-wrap td:last-child{display:block;float:right;margin-top:-38px}.detail-header{padding:22px;flex-direction:column}.metadata{padding:18px 22px}.tabs{padding-left:20px}.content{padding:22px}.login-card{padding:28px}}
