:root{--bg:#f4f5f7;--card:#fff;--muted:rgba(0,0,0,.6);--line:rgba(0,0,0,.08);--accent:#ff7e00}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:#111;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.topbar{position:sticky;top:0;z-index:10;background:var(--bg);border-bottom:1px solid var(--line)}
.container{max-width:980px;margin:0 auto;padding:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px}
.brand{font-weight:900;font-size:16px}
.title{font-weight:900;font-size:18px}
.muted{color:var(--muted)}
.small{font-size:12px}
.ell{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.btn{display:inline-flex;justify-content:center;align-items:center;padding:10px 12px;border-radius:12px;border:1px solid rgba(0,0,0,.12);background:#fff;color:#111;cursor:pointer;font-weight:700}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:#ff8f24;border-color:#ff8f24}
.input{width:100%;padding:12px;border-radius:12px;border:1px solid rgba(0,0,0,.12);background:#fff;color:#111}
.w100{width:100%}
.list{display:flex;flex-direction:column;gap:10px}
.item{padding:12px;border:1px solid rgba(0,0,0,.10);background:#fff;border-radius:14px;display:flex;justify-content:space-between;gap:10px;align-items:center}
.item-main{min-width:0}
.item-title{font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.alert{padding:10px 12px;border-radius:12px;background:rgba(220,38,38,.10);border:1px solid rgba(220,38,38,.25)}
.sp{height:12px}
.mb8{margin-bottom:8px}
.mb10{margin-bottom:10px}
.mt10{margin-top:10px}
.content img{max-width:100%;height:auto;border-radius:12px}
.content p,.content li{color:rgba(0,0,0,.85);line-height:1.6}
.content{word-wrap:break-word}