:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#192f2a;background:#f5f7f8;font-size:16px;line-height:1.6;--green:#176b51;--muted:#72817c;--border:#e2e9e6}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid var(--border);background:white;padding:9px 17px;border-radius:8px;color:inherit}button:hover{border-color:var(--green);background:#eff7f3}button:disabled{cursor:not-allowed;opacity:.5}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#11533e}.danger{color:#ab3d3d}input,textarea{width:100%;padding:11px 13px;border:1px solid #d6e0da;border-radius:8px;background:white;color:#192f2a}textarea{resize:vertical;min-height:130px}label{display:block;font-size:14px;margin:17px 0 7px;font-weight:600}h1{font-size:27px;letter-spacing:-.7px;margin:0}h2{font-size:18px;margin:0 0 12px}h3{font-size:16px;margin:0 0 7px}p{margin:6px 0 14px}.muted{color:var(--muted);font-size:14px}.shell{display:grid;grid-template-columns:228px minmax(0,1fr);min-height:100vh}.sidebar{background:#fff;border-right:1px solid var(--border);padding:30px 18px;display:flex;flex-direction:column;gap:34px}.brand{display:flex;gap:12px;align-items:center;padding:0 12px}.brand img{width:38px;height:38px}.brand strong{font-size:22px}.brand small{display:block;font-size:12px;color:var(--muted);letter-spacing:2px}.nav{display:grid;gap:8px}.nav button{border:0;text-align:left;padding:12px 18px;color:#64736d;background:transparent}.nav button.active{background:#e8f3ed;color:var(--green);font-weight:650}.nav span{display:inline-block;width:30px}.sidebar footer{margin-top:auto;padding:16px 12px;border-top:1px solid var(--border)}main{min-width:0;padding:32px 40px}.top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--green);font-weight:700;margin-bottom:5px}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.badge{display:inline-block;background:#edf4f0;color:#30624e;padding:4px 10px;border-radius:6px;font-size:12px}.badge.warn{background:#fff4dd;color:#946323}.notice{border:1px solid #dce8e1;background:#edf5f0;padding:13px 18px;border-radius:9px;margin-bottom:22px;font-size:14px;color:#456254}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;margin-bottom:26px}.stat{padding:20px 22px;background:white;border:1px solid var(--border);border-radius:12px}.stat strong{display:block;font-size:30px;margin-top:8px;font-weight:600}.workspace{display:grid;grid-template-columns:minmax(280px, .85fr) minmax(380px,1.5fr);gap:20px}.card{background:white;border:1px solid var(--border);border-radius:12px;padding:24px}.cardhead{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:15px;margin-bottom:19px}.cardhead h2{margin:0}.empty{padding:45px 20px;text-align:center;color:var(--muted)}.empty .symbol{font-size:32px;color:#99b4a6;margin-bottom:12px}.row{padding:16px 0;border-bottom:1px solid var(--border)}.row:last-child{border:0}.message{padding:17px;background:#f1f5f3;border-radius:10px;white-space:pre-wrap;overflow-wrap:anywhere}.reply{background:#eef7f1}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}.list{display:grid;gap:14px}.list .card p{white-space:pre-wrap;overflow-wrap:anywhere}.login{max-width:440px;margin:11vh auto;padding:38px}.login .brand{padding:0;margin-bottom:30px}.login button{width:100%;margin-top:23px}.login h1{font-size:24px}.hint{font-size:13px;color:var(--muted);margin-top:15px}.search{max-width:320px}.step{display:flex;gap:15px;margin:20px 0}.step b{height:28px;min-width:28px;background:#eaf2ed;color:var(--green);border-radius:50%;text-align:center}code{word-break:break-all;background:#f0f4f2;padding:5px 9px;display:block;font-size:13px}.log{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--border);font-size:14px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#193c2d;color:white;padding:12px 22px;border-radius:8px;display:none;max-width:90vw;z-index:10}.wide{width:100%}.mt{margin-top:18px}.error{color:#b33131;font-size:14px}.meta{display:flex;justify-content:space-between;gap:12px;align-items:center}.screen-title{margin-bottom:24px}.login-note{font-size:13px;color:#65766d;margin-top:22px}.file{font-size:14px}.compact{min-height:90px}:focus-visible{outline:3px solid #64b89b;outline-offset:3px}@media(max-width:1000px){main{padding:25px}.shell{grid-template-columns:185px 1fr}.workspace,.split{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.shell{display:block}.sidebar{padding:15px;gap:15px}.sidebar footer{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:0;padding:10px 0 0}.sidebar footer p{display:none}.sidebar footer button{padding:6px 12px;font-size:14px}.nav{display:flex;overflow:auto;gap:3px}.nav button{white-space:nowrap;padding:8px 10px;font-size:14px}.nav span{display:none}.brand strong{font-size:19px}.brand small{display:none}main{padding:20px 15px}.top{align-items:flex-start;flex-direction:column;gap:12px}.stats{gap:10px}.stat{padding:15px}.card{padding:18px}.workspace{display:block}.workspace>.card{margin-bottom:18px}h1{font-size:24px}.log{flex-direction:column;gap:4px}.login{margin:6vh 15px}}.notice.risk{border-color:#f0d9a8;background:#fff8e6;color:#7a5a17}.notice.risk b{display:block;margin-bottom:3px}
select{width:100%;padding:10px 12px;border:1px solid #d6e0da;border-radius:8px;background:white;color:#192f2a}
.actions select{width:auto}
.meter{height:10px;background:#e8f1ec;border-radius:999px;overflow:hidden;margin:10px 0 4px}
.meter i{display:block;height:100%;width:0;background:var(--green);border-radius:999px;transition:width .3s}
code.inline{display:inline-block;margin:0;padding:3px 7px}
.quota-panel{margin-top:14px;padding-top:14px;border-top:1px solid var(--border)}
.quota-panel label{margin-top:12px}
.quota-panel input,.quota-panel select{margin-bottom:2px}
.quota-panel .mt{margin-top:14px}
.stat strong small{font-size:14px}
.row .actions{margin-top:10px;flex-wrap:wrap}
.threads{display:grid;gap:14px}
.thread{border:1px solid var(--border);border-radius:12px;overflow:hidden}
.thread-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 15px;background:#f4f8f6;border-bottom:1px solid var(--border)}
.thread-head b{font-size:15px}
.msg{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:white;border:0;border-bottom:1px solid var(--border);border-radius:0;padding:12px 15px;color:inherit}
.msg:last-child{border-bottom:0}
.msg:hover{background:#eff7f3;border-color:var(--border)}
.msg .msg-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.msg .badge{flex:none}
input[type=checkbox]{width:auto;padding:0;margin:0 6px 0 0;vertical-align:middle;border-radius:4px;accent-color:var(--green)}
.actions .search{flex:1;min-width:160px}
.c-item{display:grid;gap:5px;width:100%;text-align:left;padding:14px 16px;border-radius:10px}
.c-item.active{border-color:var(--green);background:#eff7f3}
.c-item .meta{width:100%}
.tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:3px}
.tag{background:#e8f3ed;color:#30624e;font-size:12px;padding:2px 9px;border-radius:999px}
.summary-box{white-space:pre-wrap;overflow-wrap:anywhere;background:#f7faf8;border:1px solid var(--border);border-radius:10px;padding:16px;font-size:14px;min-height:46px}
.list .c-item{margin:0}
.dlbtn{display:inline-block;text-decoration:none;background:var(--green);border:1px solid var(--green);color:#fff;font-weight:600;font-size:15px;padding:11px 20px;border-radius:8px}
.dlbtn:hover{background:#11533e;border-color:#11533e;text-decoration:none}

.nav-group{font-size:12px;color:var(--muted);letter-spacing:2px;padding:16px 18px 2px;font-weight:700}
.nav button.locked{opacity:.55}
.nav button .lock{font-style:normal;font-size:11px;color:#946323;background:#fff4dd;border-radius:6px;padding:1px 6px;margin-left:6px}
.draftbox{white-space:pre-wrap;overflow-wrap:anywhere;background:#f7faf8;border:1px solid var(--border);border-radius:10px;padding:13px 15px;font-size:14px;margin:10px 0}
.bullets{margin:6px 0 14px;padding-left:20px;font-size:14px;color:#456254}
.bullets li{margin:4px 0}
.bar{height:10px;background:#e8f1ec;border-radius:999px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--green);border-radius:999px;transition:width .3s}
.fbar{display:flex;align-items:center;gap:10px;font-size:14px;margin:8px 0}
.fbar span{min-width:96px;color:var(--muted)}
.fbar .bar{flex:1;margin:0}
.fbar b{min-width:48px;text-align:right}
@media(max-width:650px){.nav-group{display:none}}
.narrow{max-width:200px}