:root{--ink:#4a3a32; --maroon:#7D4048; --orange:#F59542; --teal:#94C6BE; --line:#e6dccb; --bg:#faf7f0;}
*{box-sizing:border-box;}
body{margin:0; background:var(--bg); color:var(--ink); font:15px/1.6 "Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;}
a{color:var(--maroon);}
header.top{background:#fff; border-bottom:1px solid var(--line); padding:12px 20px; display:flex; gap:16px; align-items:center; flex-wrap:wrap;}
header.top strong{font-size:17px; color:var(--maroon);}
header.top nav{display:flex; gap:14px; flex:1;}
header.top form{margin:0;}
main{max-width:980px; margin:24px auto; padding:0 16px 80px;}
h1{font-size:22px; margin:0 0 6px;} h2{font-size:17px; margin:28px 0 10px; color:var(--maroon);}
.card{background:#fff; border:1px solid var(--line); border-radius:12px; padding:18px 20px; margin-bottom:16px;}
.flash{background:#e8f4f1; border:1px solid var(--teal); border-radius:10px; padding:10px 14px; margin-bottom:16px;}
.err{background:#fdecea; border:1px solid #e9a79f; border-radius:10px; padding:10px 14px; margin-bottom:16px;}
table{width:100%; border-collapse:collapse;} th,td{padding:10px 8px; border-bottom:1px solid var(--line); text-align:left; vertical-align:middle;}
th{font-size:13px; color:#8a7a70; font-weight:500;}
.badge{display:inline-block; font-size:12px; padding:2px 10px; border-radius:999px;}
.b-live{background:#e3f3e6; color:#2d6a3b;} .b-dirty{background:#fff1d9; color:#9a5b00;} .b-un{background:#eee; color:#777;}
.btn{display:inline-block; border:1px solid var(--maroon); color:var(--maroon); background:#fff; border-radius:8px; padding:7px 14px; font:inherit; cursor:pointer; text-decoration:none;}
.btn.primary{background:var(--maroon); color:#fff;} .btn.orange{background:var(--orange); border-color:var(--orange); color:#fff;}
.btn.small{padding:3px 10px; font-size:13px;}
label{display:block; font-size:13px; color:#8a7a70; margin:12px 0 4px;}
input[type=text],input[type=password],textarea,select{width:100%; padding:9px 11px; border:1px solid #d9cdb8; border-radius:8px; font:inherit; background:#fff;}
textarea{min-height:76px; resize:vertical;}
.row{display:flex; gap:12px; flex-wrap:wrap;} .row>*{flex:1; min-width:180px;}
.chat-row{display:flex; gap:8px; align-items:flex-start; margin-bottom:8px;}
.chat-row select{width:140px; flex:none;} .chat-row textarea{min-height:60px;}
.chat-row .ctl{display:flex; flex-direction:column; gap:4px;}
.opt{display:flex; gap:10px; align-items:center; margin-bottom:8px;} .opt input[type=radio]{width:20px; height:20px; flex:none;}
.opt b{width:20px;}
.thumb{max-width:220px; max-height:140px; border-radius:8px; border:1px solid var(--line); display:block; margin:6px 0;}
.help{font-size:13px; color:#8a7a70;}
.sticky{position:sticky; bottom:0; background:rgba(250,247,240,.96); border-top:1px solid var(--line); padding:12px 16px; margin:24px -16px 0; display:flex; gap:10px; flex-wrap:wrap; align-items:center;}
code.url{background:#f3ece0; padding:2px 8px; border-radius:6px; font-size:13px;}
.login{max-width:360px; margin:12vh auto;}