*{box-sizing:border-box;margin:0;padding:0}
:root{
  --side:#22140e;--side2:#2f1d14;--side-ink:#c9b49a;--gold:#d9a441;
  --bg:#f3f1ed;--card:#fff;--line:#e4dfd7;--line2:#efebe5;
  --ink:#2b2420;--ink2:#6b625b;--ink3:#9a918a;
  --pri:#a8162b;--pri-d:#8a1023;--ok:#2f8f4e;--warn:#c27a12;--err:#c0392b;
}
html,body{height:100%}
body{font:14px/1.5 "Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--bg)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
a{color:var(--pri);text-decoration:none}
[hidden]{display:none!important}

/* 按钮与表单 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;height:32px;padding:0 14px;border-radius:4px;border:1px solid var(--line);background:#fff;color:var(--ink);white-space:nowrap;transition:background .15s,border-color .15s}
.btn:hover{border-color:#cfc6ba;background:#faf8f5}
.btn.primary{background:var(--pri);border-color:var(--pri);color:#fff}
.btn.primary:hover{background:var(--pri-d);border-color:var(--pri-d)}
.btn.danger{color:var(--err);border-color:#efc9c4}
.btn.danger:hover{background:#fdf3f2}
.btn.sm{height:26px;padding:0 9px;font-size:13px}
.btn.block{display:flex;width:100%;height:40px;font-size:15px}
.btn:disabled{opacity:.55;cursor:not-allowed}
.link{color:var(--pri);font-size:13px}
.link:hover{text-decoration:underline}
.link.danger{color:var(--err)}
input.ipt,select.ipt,textarea.ipt{height:32px;padding:0 10px;border:1px solid var(--line);border-radius:4px;background:#fff;outline:none;transition:border-color .15s}
textarea.ipt{height:auto;padding:8px 10px;resize:vertical;line-height:1.6}
.ipt:focus{border-color:var(--pri)}

/* 登录 */
.login{position:fixed;inset:0;display:grid;place-items:center;background:var(--side)}
.login-box{width:360px;padding:36px 32px 28px;border-radius:6px;background:#fff;box-shadow:0 10px 40px rgba(0,0,0,.35)}
.login-brand{display:flex;align-items:baseline;gap:10px;margin-bottom:26px}
.login-brand b{font-size:26px;color:var(--pri);letter-spacing:.08em}
.login-brand span{font-size:15px;color:var(--ink2)}
.login-box label{display:block;margin-bottom:14px;font-size:13px;color:var(--ink2)}
.login-box label input{display:block;width:100%;height:40px;margin-top:6px;padding:0 12px;border:1px solid var(--line);border-radius:4px;outline:none;font-size:15px}
.login-box label input:focus{border-color:var(--pri)}
.login-err{min-height:20px;margin:-4px 0 8px;font-size:13px;color:var(--err)}
.login-tip{margin-top:16px;font-size:12px;color:var(--ink3);text-align:center}

/* 布局 */
.app{display:flex;min-height:100vh}
.side{position:fixed;inset:0 auto 0 0;width:200px;display:flex;flex-direction:column;background:var(--side);color:var(--side-ink)}
.brand{display:flex;align-items:baseline;gap:8px;height:56px;padding:0 20px;border-bottom:1px solid rgba(255,255,255,.06)}
.brand b{line-height:56px;font-size:20px;color:var(--gold);letter-spacing:.1em}
.brand span{font-size:13px;color:#8d7a66}
#nav{flex:1;padding:10px 0;overflow-y:auto}
#nav a{display:block;height:40px;padding:0 20px 0 24px;line-height:40px;color:var(--side-ink);border-left:3px solid transparent}
#nav a:hover{background:var(--side2);color:#fff}
#nav a.on{background:var(--side2);color:#fff;border-left-color:var(--gold)}
.nav-sep{padding:14px 20px 4px 24px;font-size:12px;color:#6f5e4f}
.side-foot{padding:14px 24px;font-size:13px;color:#8d7a66;border-top:1px solid rgba(255,255,255,.06)}
.side-foot:hover{color:var(--gold)}
.main{flex:1;margin-left:200px;min-width:0}
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 24px;background:#fff;border-bottom:1px solid var(--line)}
.top h1{font-size:17px;font-weight:600}
.top-user{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--ink2)}
.page{padding:20px 24px 40px}

/* 卡片、统计 */
.card{margin-bottom:16px;padding:18px 20px;border:1px solid var(--line);border-radius:6px;background:var(--card)}
.card-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.card-h h2{font-size:15px;font-weight:600}
.card-h small{font-size:12px;color:var(--ink3)}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:16px}
.stat{padding:16px 18px;border:1px solid var(--line);border-radius:6px;background:#fff}
.stat p{font-size:13px;color:var(--ink2)}
.stat b{display:block;margin-top:6px;font-size:26px;font-weight:600;font-variant-numeric:tabular-nums}
.stat small{font-size:12px;color:var(--ink3)}
.stat.hl b{color:var(--pri)}

/* 工具条 */
.bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px}
.bar .grow{flex:1}
.bar .sum{font-size:13px;color:var(--ink2)}

/* 表格 */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:#fff}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
th,td{padding:10px 12px;border-bottom:1px solid var(--line2);text-align:left;white-space:nowrap}
th{position:sticky;top:0;font-weight:600;font-size:13px;color:var(--ink2);background:#faf8f5;border-bottom-color:var(--line)}
tbody tr:hover{background:#fcfbf9}
tbody tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right}
td.wrap{white-space:normal;min-width:200px;max-width:420px}
td .ops{display:flex;gap:12px}
.user-login-ip,.user-login-region{white-space:normal;overflow-wrap:anywhere}
td.user-login-ip{min-width:10ch;max-width:20ch}
td.user-login-region{min-width:7em;max-width:14em}
.empty{padding:40px 0;text-align:center;color:var(--ink3)}
.plus{color:var(--ok)}
.minus{color:var(--err)}
.muted{color:var(--ink3)}
.tag{display:inline-block;padding:0 7px;border-radius:3px;font-size:12px;line-height:20px;background:#f0ece6;color:var(--ink2)}
.tag.ok{background:#e7f4ec;color:var(--ok)}
.tag.err{background:#fbeceb;color:var(--err)}
.tag.warn{background:#fdf2e1;color:var(--warn)}
.tag.pri{background:#f8e8ea;color:var(--pri)}
.dot{display:inline-block;width:7px;height:7px;margin-right:5px;border-radius:50%;background:#c9c2b9;vertical-align:1px}
.dot.on{background:var(--ok)}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:flex-end;gap:8px;margin-top:12px;font-size:13px;color:var(--ink2)}
.user-table-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;margin-top:12px}
.user-table-footer>a{font-size:13px;color:var(--ink2);text-decoration:underline;text-underline-offset:2px}
.user-table-footer .pager{margin-top:0}

/* 趋势柱 */
.trend{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;height:180px;align-items:end;padding-top:10px}
.trend .col{display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.trend .bars{display:flex;align-items:flex-end;gap:4px;height:130px}
.trend .bars i{width:16px;min-height:2px;border-radius:2px 2px 0 0}
.trend .b1{background:var(--pri)}
.trend .b2{background:#d9a441}
.trend .col span{font-size:12px;color:var(--ink3)}
.trend .col em{font-style:normal;font-size:12px;color:var(--ink2)}
.legend{display:flex;gap:16px;font-size:12px;color:var(--ink2)}
.legend i{display:inline-block;width:10px;height:10px;margin-right:5px;border-radius:2px;vertical-align:-1px}

/* 表单 */
.form{display:grid;grid-template-columns:110px 1fr;gap:14px 16px;align-items:center;max-width:640px}
.form>label{color:var(--ink2);text-align:right}
.form .ipt{width:100%}
.form .hint{grid-column:2;margin-top:-8px;font-size:12px;color:var(--ink3)}
.form .act{grid-column:2}
.version-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.version-intro{margin:0 0 16px;color:var(--ink2)}
.version-card{margin:0;min-width:0}
.version-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.version-head h3{margin:0}
.version-fields{display:grid;gap:12px;border:0;min-width:0}
.version-numbers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.version-field{display:grid;gap:5px;min-width:0}
.version-field label,.version-field small{color:var(--ink2)}
.version-field .ipt{width:100%;min-width:0;min-height:40px}
.version-field .ipt:focus-visible,.version-fields button:focus-visible{outline:2px solid var(--pri);outline-offset:2px}
.version-field [aria-invalid=true]{border-color:var(--err)}
.version-fields .btn{min-height:44px}
.version-message{font-size:13px;color:var(--err);min-height:20px;overflow-wrap:anywhere}
.version-message.ok{color:var(--ok)}
@media(max-width:1060px){.version-grid{grid-template-columns:1fr}}
@media(max-width:400px){.version-numbers{grid-template-columns:1fr}}
.radio{display:flex;gap:18px}
.radio label{display:flex;align-items:center;gap:6px;cursor:pointer}
.switch{position:relative;width:44px;height:24px;border-radius:12px;background:#d6cfc6;transition:background .2s}
.switch::after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:left .2s}
.switch.on{background:var(--ok)}
.switch.on::after{left:23px}

/* 详情 */
.kv{display:grid;grid-template-columns:repeat(4,1fr);gap:12px 20px;margin-bottom:16px}
.kv div{font-size:13px;color:var(--ink3)}
.kv b{display:block;margin-top:2px;font-weight:500;font-size:14px;color:var(--ink)}
.acts{display:flex;flex-wrap:wrap;gap:8px;padding:14px 0;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);margin-bottom:14px}
.tabs{display:flex;gap:24px;margin-bottom:12px;border-bottom:1px solid var(--line)}
.tabs button{padding:8px 0;margin-bottom:-1px;color:var(--ink2);border-bottom:2px solid transparent}
.tabs button.on{color:var(--pri);border-bottom-color:var(--pri)}
.sub{margin:18px 0 8px;font-size:14px;font-weight:600}

/* 牌桌卡 */
.tables{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tcard{padding:12px 14px;border:1px solid var(--line);border-radius:6px;background:#fff}
.tcard h4{display:flex;justify-content:space-between;font-size:14px;font-weight:600}
.tcard p{margin-top:6px;font-size:13px;color:var(--ink2)}
.seats{display:flex;flex-wrap:wrap;gap:4px}
.seats span{padding:0 6px;border-radius:3px;font-size:12px;line-height:20px;background:#f0ece6}
.seats span.bot{color:var(--ink3);background:#f6f4f1}
.seats span.off{text-decoration:line-through;color:var(--ink3)}

/* 弹窗 */
.mask{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:30px;background:rgba(20,12,8,.45)}
.dlg{width:520px;max-width:100%;max-height:calc(100vh - 60px);display:flex;flex-direction:column;border-radius:6px;background:#fff;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.dlg.wide{width:960px}
.dlg-h{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}
.dlg-h h3{font-size:16px;font-weight:600}
.dlg-x{font-size:22px;line-height:1;color:var(--ink3)}
.dlg-x:hover{color:var(--ink)}
.dlg-b{padding:20px;overflow-y:auto}
.dlg-b .form{grid-template-columns:90px 1fr;max-width:none}
.dlg-f{display:flex;justify-content:flex-end;gap:10px;padding:12px 20px;border-top:1px solid var(--line)}

.toast{position:fixed;left:50%;top:20px;z-index:50;padding:9px 18px;border-radius:4px;font-size:14px;color:#fff;background:rgba(34,20,14,.92);transform:translate(-50%,-20px);opacity:0;pointer-events:none;transition:all .25s}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.err{background:var(--err)}

@media (max-width:1100px){.stats{grid-template-columns:repeat(3,1fr)}.tables{grid-template-columns:repeat(2,1fr)}.kv{grid-template-columns:repeat(2,1fr)}}

/* 窄屏 / 手机：侧栏变成顶部横向滚动导航 */
@media (max-width:760px){
  .app{flex-direction:column}
  .side{position:sticky;top:0;z-index:6;width:auto;height:46px;flex-direction:row;align-items:center}
  .brand{flex:none;height:46px;padding:0 12px;border:0}
  .brand b{line-height:46px;font-size:17px}
  .brand span,.nav-sep,.side-foot{display:none}
  #nav{display:flex;padding:0;overflow-x:auto;scrollbar-width:none}
  #nav::-webkit-scrollbar{display:none}
  #nav a{flex:none;height:46px;padding:0 11px;line-height:46px;white-space:nowrap;border-left:0;border-bottom:3px solid transparent}
  #nav a.on{border-bottom-color:var(--gold)}
  .main{margin-left:0}
  .top{position:static;height:auto;min-height:48px;padding:8px 14px;flex-wrap:wrap;gap:4px 12px}
  .top h1{font-size:16px;white-space:nowrap}
  .top-user{gap:10px;flex-wrap:wrap}
  .page{padding:12px 12px 32px}
  .stats{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat{padding:12px 14px}
  .stat b{font-size:22px}
  .bar .ipt{flex:1 1 120px;width:auto!important;min-width:0}
  .card{padding:14px}
  .trend{gap:6px}
  .trend .bars i{width:9px}
  .trend .col span{font-size:11px}
  .kv{grid-template-columns:repeat(2,1fr);gap:10px 14px}
  .form,.dlg-b .form{grid-template-columns:1fr;gap:6px}
  .form>label{text-align:left;margin-top:8px}
  .form .hint,.form .act{grid-column:1;margin-top:0}
  .tables{grid-template-columns:1fr}
  .mask{padding:8px}
  .dlg,.dlg.wide{width:100%;max-width:calc(100vw - 16px)}
  .dlg-b{padding:14px}
  .tabs{gap:16px;overflow-x:auto;white-space:nowrap}
  .acts .btn{flex:1 1 auto}
}