:root{--primary:#1677ff;--primary-dark:#0958d9;--bg:#f5f7fa;--card:#fff;--line:#eceff3;--text:#2c3e50;--muted:#8a94a6;--danger:#ff4d4f;--success:#52c41a;--warn:#fa8c16}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-size:14px;line-height:1.6}
a{color:var(--primary);text-decoration:none}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar-inner{max-width:1180px;margin:0 auto;padding:0 18px;height:58px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand{font-weight:700;font-size:17px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.brand-tag{background:rgba(22,119,255,.1);color:var(--primary);font-size:11px;padding:2px 8px;border-radius:10px;font-weight:500}
.nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav a{padding:8px 12px;border-radius:6px;color:#5a6472;font-size:13px}
.nav a:hover{background:#f2f6ff;color:var(--primary)}
.nav a.on{background:rgba(22,119,255,.1);color:var(--primary);font-weight:600}
.wrap{max-width:1180px;margin:22px auto 40px;padding:0 18px}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:13px}
.flash.info{background:#eef5ff;color:#0958d9}
.flash.success{background:#f0fff4;color:#237804}
.flash.error{background:#fff2f0;color:#cf1322}
.flash.warn{background:#fff7e6;color:#ad4e00}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:18px;overflow:hidden}
.card-head{padding:13px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.card-head h3{margin:0;font-size:15px}
.card-head .badge{background:var(--primary);color:#fff;font-size:11px;border-radius:10px;padding:1px 8px;margin-left:6px}
.card-body{padding:16px 18px}
.muted{color:var(--muted);font-size:12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.logo-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px;background:linear-gradient(135deg,#eef4ff,#f8fbff 55%,#f5f7fa)}
.auth-box{width:100%;max-width:420px;background:#fff;border-radius:14px;box-shadow:0 12px 40px rgba(16,58,120,.12);padding:30px 28px}
.auth-box h1{font-size:21px;margin:0 0 6px;text-align:center}
.auth-box .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:22px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;margin-bottom:6px;color:#4a5568}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid #d8dee9;border-radius:8px;font-size:14px;font-family:inherit;outline:none;background:#fff}
.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(22,119,255,.1)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--primary);color:#fff;border:none;border-radius:8px;padding:10px 18px;font-size:14px;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--primary-dark)}
.btn.block{width:100%;padding:11px}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:6px}
.btn.default{background:#fff;color:#4a5568;border:1px solid #d8dee9}
.btn.default:hover{background:#f7f9fc;color:var(--primary);border-color:#b6d0ff}
.btn.danger{background:var(--danger)}
.btn.success{background:var(--success)}
.btn.warn{background:var(--warn)}
.btn.ghost{background:transparent;color:var(--primary);padding:4px 8px}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.link-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-size:13px}
.notice{background:#fffbe6;border:1px solid #ffe58f;color:#ad6800;border-radius:8px;padding:10px 14px;font-size:13px;line-height:1.8}
.notice.gray{background:#f7f8fa;border-color:#eef0f3;color:#6b7280}
.notice.danger{background:#fff2f0;border-color:#ffccc7;color:#cf1322}
.deposit-box{background:linear-gradient(135deg,#eef5ff,#f7fbff);border:1px solid #d6e6ff;border-radius:10px;padding:16px 18px;margin-bottom:16px}
.deposit-box .amount{font-size:26px;font-weight:700;color:#0958d9}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.stat .num{font-size:24px;font-weight:700;color:var(--primary)}
.stat .lbl{color:var(--muted);font-size:12px;margin-top:2px}
.table-wrap{overflow:auto}
table.table{width:100%;border-collapse:collapse;font-size:13px}
table.table th,table.table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.table th{background:#fafbfc;color:#6b7280;font-weight:600;white-space:nowrap}
table.table tr:last-child td{border-bottom:none}
.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:11px;line-height:1.8}
.tag.green{background:#f0fff4;color:#237804}
.tag.red{background:#fff2f0;color:#cf1322}
.tag.gray{background:#f2f3f5;color:#6b7280}
.tag.orange{background:#fff7e6;color:#ad4e00}
.tag.blue{background:#eef5ff;color:#0958d9}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
.refund-item{border-bottom:1px solid #f3f5f8;padding:14px 18px}
.refund-item:last-child{border-bottom:none}
.refund-item .title{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.refund-item .title b{font-size:14px}
.refund-meta{color:#6b7280;font-size:12.5px;line-height:1.9;margin-top:4px}
.refund-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.refund-actions form{margin:0;display:inline-flex;gap:6px;align-items:center}
.refund-actions select{padding:6px 8px;border:1px solid #d8dee9;border-radius:6px;font-size:12.5px}
.empty{padding:26px;text-align:center;color:#b3bac5;font-size:13px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.tabs a{padding:8px 14px;border-radius:8px;background:#fff;border:1px solid var(--line);font-size:13px;color:#5a6472}
.tabs a.on{background:rgba(22,119,255,.1);border-color:#cfe0ff;color:var(--primary);font-weight:600}
.chat-page{max-width:820px;margin:20px auto 40px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;height:calc(100vh - 110px);min-height:520px}
.chat-head{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;background:#fafbfc}
.chat-head h3{margin:0;font-size:15px}
.chat-body{flex:1;overflow-y:auto;padding:16px;background:#f7f9fc}
.msg{display:flex;gap:8px;margin-bottom:14px}
.msg.mine{flex-direction:row-reverse}
.msg .av{width:34px;height:34px;border-radius:50%;background:#dfe5ee;overflow:hidden;flex:0 0 auto;display:flex;align-items:center;justify-content:center;color:#6b7280;font-size:13px}
.msg .av img{width:100%;height:100%;object-fit:cover}
.msg .bubble{max-width:72%;background:#fff;border:1px solid #e8ecf2;border-radius:10px;padding:9px 12px;font-size:14px;word-break:break-word;line-height:1.7}
.msg.mine .bubble{background:#eaf2ff;border-color:#d6e4ff}
.msg .meta{color:#b0b8c4;font-size:11px;margin-top:4px}
.msg .bubble img{max-width:220px;max-height:220px;display:block;border-radius:6px}
.msg .bubble audio{max-width:200px}
.msg-sys{text-align:center;color:#98a2b3;font-size:12px;margin:10px 0;white-space:pre-line}
.msg-sys.warn{color:var(--warn)}
.msg-sys.error{color:var(--danger)}
.chat-foot{border-top:1px solid var(--line);padding:10px 12px;background:#fff}
.chat-tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.chat-input-row{display:flex;gap:8px;align-items:flex-end}
.chat-input-row textarea{flex:1;min-height:46px;max-height:120px;padding:9px 11px;border:1px solid #d8dee9;border-radius:8px;font-family:inherit;font-size:14px;resize:none;outline:none}
.chat-input-row textarea:focus{border-color:var(--primary)}
.mute-bar{background:var(--danger);color:#fff;text-align:center;padding:7px;font-size:13px}
.foot{text-align:center;color:#aab3c0;font-size:12px;padding:10px 0 30px}
.form-inline{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end}
.form-inline .field{margin-bottom:0;min-width:130px;flex:1}
.reg-note{font-size:12.5px;color:#6b7280;line-height:1.9;background:#f7f8fa;border-radius:8px;padding:10px 12px;margin-top:10px}
@media(max-width:700px){
	.topbar-inner{height:auto;padding:10px 14px;flex-wrap:wrap}
	.wrap{padding:0 12px;margin-top:16px}
	.chat-page{height:calc(100vh - 150px);margin:12px}
	.msg .bubble{max-width:80%}
}