/* ============ 设计变量 ============ */
:root{
  --bg:#f5f5f7;
  --surface:#ffffff;
  --surface-2:#fafafa;
  --line:#e8e8ed;
  --line-strong:#d2d2d7;
  --text:#1d1d1f;
  --text-soft:#57585e;
  --text-mute:#9b9ba3;
  --primary:#2f9e44;
  --primary-soft:#eaf7ee;
  --primary-d:#26803a;
  --accent:#f59e0b;
  --accent-soft:#fff5e3;
  --green:#2f9e44;
  --green-soft:#eaf7ee;
  --red:#e11d48;
  --red-soft:#fde7ec;
  --blue:#2563eb;
  --blue-soft:#e7efff;
  --purple:#7c3aed;
  --purple-soft:#f1e9ff;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 4px 16px -8px rgba(0,0,0,.10);
  --shadow-lg:0 12px 40px -14px rgba(0,0,0,.18);
  --sidebar-w:248px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:14px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
::selection{background:var(--primary);color:#fff}

/* scrollbar */
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:#d3d6e6;border-radius:20px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-thumb:hover{background:#bdc1d8;background-clip:content-box}

/* ============ 布局 ============ */
.app-shell{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);flex:0 0 var(--sidebar-w);
  background:var(--surface);
  border-right:1px solid var(--line);
  color:var(--text-soft);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;z-index:30;
}
.brand{display:flex;align-items:center;justify-content:center;padding:26px 20px 20px}
.brand-logo{width:148px;max-width:82%;height:auto;display:block}

.nav{display:flex;flex-direction:column;gap:2px;padding:6px 14px 12px;flex:1;overflow:auto}
.nav-cap{font-size:11px;font-weight:600;letter-spacing:.09em;color:var(--text-mute);padding:16px 12px 7px;text-transform:uppercase}
.nav-item{
  display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;
  color:var(--text-soft);font-weight:500;font-size:14px;cursor:pointer;
  transition:background .15s,color .15s;position:relative;
}
.nav-item::before{
  content:"";width:19px;height:19px;flex:0 0 19px;opacity:.92;
  background:currentColor;-webkit-mask-size:contain;mask-size:contain;
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;
}
.nav-item[data-icon="grid"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Crect x='3' y='3' width='7' height='7' rx='1.5'/%3E%3Crect x='14' y='3' width='7' height='7' rx='1.5'/%3E%3Crect x='3' y='14' width='7' height='7' rx='1.5'/%3E%3Crect x='14' y='14' width='7' height='7' rx='1.5'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Crect x='3' y='3' width='7' height='7' rx='1.5'/%3E%3Crect x='14' y='3' width='7' height='7' rx='1.5'/%3E%3Crect x='3' y='14' width='7' height='7' rx='1.5'/%3E%3Crect x='14' y='14' width='7' height='7' rx='1.5'/%3E%3C/svg%3E")}
.nav-item[data-icon="users"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Ccircle cx='9' cy='8' r='3.2'/%3E%3Cpath d='M3.5 19c.6-3.3 2.9-5 5.5-5s4.9 1.7 5.5 5'/%3E%3Cpath d='M16 5.2A3 3 0 0 1 16 11M21 19c-.4-2.3-1.6-3.9-3.4-4.6'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Ccircle cx='9' cy='8' r='3.2'/%3E%3Cpath d='M3.5 19c.6-3.3 2.9-5 5.5-5s4.9 1.7 5.5 5'/%3E%3Cpath d='M16 5.2A3 3 0 0 1 16 11M21 19c-.4-2.3-1.6-3.9-3.4-4.6'/%3E%3C/svg%3E")}
.nav-item[data-icon="calendar"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Crect x='3.5' y='5' width='17' height='16' rx='2.5'/%3E%3Cpath d='M3.5 9.5h17M8 3v4M16 3v4'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' viewBox='0 0 24 24'%3E%3Crect x='3.5' y='5' width='17' height='16' rx='2.5'/%3E%3Cpath d='M3.5 9.5h17M8 3v4M16 3v4'/%3E%3C/svg%3E")}
.nav-item[data-icon="layers"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M12 3l9 5-9 5-9-5 9-5z'/%3E%3Cpath d='M3 13l9 5 9-5'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M12 3l9 5-9 5-9-5 9-5z'/%3E%3Cpath d='M3 13l9 5 9-5'/%3E%3C/svg%3E")}
.nav-item[data-icon="scan"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Cpath d='M4 8V6a2 2 0 0 1 2-2h2M16 4h2a2 2 0 0 1 2 2v2M20 16v2a2 2 0 0 1-2 2h-2M8 20H6a2 2 0 0 1-2-2v-2M4 12h16'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Cpath d='M4 8V6a2 2 0 0 1 2-2h2M16 4h2a2 2 0 0 1 2 2v2M20 16v2a2 2 0 0 1-2 2h-2M8 20H6a2 2 0 0 1-2-2v-2M4 12h16'/%3E%3C/svg%3E")}
.nav-item[data-icon="pen"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M14 4l6 6L9 21H3v-6L14 4z'/%3E%3Cpath d='M12.5 6.5l5 5'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M14 4l6 6L9 21H3v-6L14 4z'/%3E%3Cpath d='M12.5 6.5l5 5'/%3E%3C/svg%3E")}
.nav-item[data-icon="trophy"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M6 4h12v4a6 6 0 0 1-12 0V4z'/%3E%3Cpath d='M6 6H3.5v1.5A3.5 3.5 0 0 0 7 11'/%3E%3Cpath d='M18 6h2.5v1.5A3.5 3.5 0 0 1 17 11'/%3E%3Cpath d='M9.5 14.5h5M12 14v3.5M8.5 20h7'/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M6 4h12v4a6 6 0 0 1-12 0V4z'/%3E%3Cpath d='M6 6H3.5v1.5A3.5 3.5 0 0 0 7 11'/%3E%3Cpath d='M18 6h2.5v1.5A3.5 3.5 0 0 1 17 11'/%3E%3Cpath d='M9.5 14.5h5M12 14v3.5M8.5 20h7'/%3E%3C/svg%3E")}
.nav-item:hover{background:var(--surface-2);color:var(--text)}
.nav-item.active{background:#f0f0f3;color:var(--text);font-weight:600}
.nav-item.active::before{background:var(--primary);opacity:1}

.sidebar-foot{padding:16px 18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:9px}
.env-pill{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--text-soft);background:var(--surface-2);border:1px solid var(--line);padding:5px 10px;border-radius:20px;width:fit-content}
.env-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.sidebar-foot small{font-size:11px;color:var(--text-mute);line-height:1.6}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:20;height:60px;
  background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:16px;padding:0 26px;
}
.menu-btn{display:none}
.topbar-logo{display:none;height:30px;width:auto}
.topbar-title{font-size:16px;font-weight:600;letter-spacing:.2px;white-space:nowrap;color:var(--text)}
.topbar-search{flex:1;max-width:420px;margin-left:8px}
.topbar-search input{
  width:100%;height:38px;border:1px solid var(--line-strong);border-radius:10px;
  padding:0 14px 0 36px;background:var(--surface-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' stroke='%239aa0b4' stroke-width='2' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M21 21l-4-4'/%3E%3C/svg%3E") no-repeat 10px center;background-size:16px;
  font-size:13.5px;color:var(--text);transition:border-color .16s,box-shadow .16s;
}
.topbar-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);background-color:#fff}
.topbar-user{display:flex;align-items:center;gap:10px;margin-left:auto}
.user-meta{display:flex;flex-direction:column;text-align:right;line-height:1.25}
.user-meta strong{font-size:13.5px}
.user-meta span{font-size:11.5px;color:var(--text-mute)}
.avatar{width:36px;height:36px;border-radius:50%;background:#1d1d1f;color:#fff;display:grid;place-items:center;font-weight:600;font-size:14px}
.icon-btn{border:1px solid var(--line-strong);background:#fff;border-radius:9px;width:38px;height:38px;font-size:18px;cursor:pointer;color:var(--text-soft)}

.view{padding:24px;max-width:1320px;width:100%;margin:0 auto;animation:fade .28s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ============ 通用组件 ============ */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.page-head h1{font-size:22px;margin:0 0 4px}
.page-head p{margin:0;color:var(--text-soft);font-size:13.5px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-pad{padding:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.card-head h3{margin:0;font-size:15px}
.card-head .sub{font-size:12px;color:var(--text-mute)}

.grid{display:grid;gap:16px}
.cols-4{grid-template-columns:repeat(4,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.span-2{grid-column:span 2}

/* stat card */
.stat{position:relative;overflow:hidden}
.stat .stat-top{display:flex;align-items:center;justify-content:space-between}
.stat .stat-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px}
.stat .stat-label{color:var(--text-soft);font-size:13px;margin-top:14px}
.stat .stat-val{font-size:28px;font-weight:800;letter-spacing:-.5px;margin-top:2px;font-variant-numeric:tabular-nums}
.stat .stat-trend{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600;margin-top:8px;padding:3px 8px;border-radius:20px}
.trend-up{color:var(--green);background:var(--green-soft)}
.trend-down{color:var(--red);background:var(--red-soft)}
.trend-flat{color:var(--text-soft);background:#eef0f6}

.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:20px;white-space:nowrap}
.tag.primary{color:var(--primary);background:var(--primary-soft)}
.tag.green{color:var(--green);background:var(--green-soft)}
.tag.amber{color:#b45309;background:var(--accent-soft)}
.tag.red{color:var(--red);background:var(--red-soft)}
.tag.blue{color:var(--blue);background:var(--blue-soft)}
.tag.purple{color:var(--purple);background:var(--purple-soft)}
.tag.gray{color:var(--text-soft);background:#eef0f6}
.tag .dotmini{width:6px;height:6px;border-radius:50%;background:currentColor}

.btn{display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 16px;border-radius:10px;border:1px solid var(--line-strong);background:#fff;color:var(--text);font-size:13.5px;font-weight:600;cursor:pointer;transition:all .15s;white-space:nowrap}
.btn:hover{border-color:var(--primary);color:var(--primary)}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-d);box-shadow:0 8px 18px -8px rgba(79,70,229,.8)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:#3a2a05}
.btn.accent:hover{filter:brightness(.97)}
.btn.ghost{border-color:transparent;background:#f1f2f8}
.btn.ghost:hover{background:#e8eaf5;color:var(--text)}
.btn.sm{height:32px;padding:0 12px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}

.seg{display:inline-flex;background:#eef0f6;border-radius:10px;padding:3px;gap:2px}
.seg button{border:0;background:transparent;padding:6px 13px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-soft);cursor:pointer;transition:all .15s}
.seg button.on{background:#fff;color:var(--primary);box-shadow:var(--shadow)}

.input,select.input{height:38px;border:1px solid var(--line-strong);border-radius:10px;padding:0 12px;font-size:13.5px;background:#fff;color:var(--text)}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}

/* table */
.table-wrap{overflow:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
table.tbl th{position:sticky;top:0;background:var(--surface-2);text-align:left;font-weight:600;color:var(--text-soft);padding:12px 16px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px}
table.tbl td{padding:13px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tbl tbody tr{cursor:pointer;transition:background .12s}
table.tbl tbody tr:hover{background:var(--surface-2)}
table.tbl tbody tr:last-child td{border-bottom:0}
.cell-user{display:flex;align-items:center;gap:10px}
.mini-avatar{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;flex:0 0 34px}
.cell-user .nm{font-weight:600}
.cell-user .sb{font-size:12px;color:var(--text-mute)}

.bar-mini{height:7px;border-radius:6px;background:#eef0f6;overflow:hidden;min-width:80px}
.bar-mini i{display:block;height:100%;border-radius:6px;background:var(--primary)}

/* timeline */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--line-strong),var(--line))}
.tl-item{position:relative;padding:0 0 22px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-26px;top:2px;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:11px;color:#fff;box-shadow:0 0 0 4px var(--surface)}
.tl-time{font-size:12px;color:var(--text-mute);font-variant-numeric:tabular-nums}
.tl-title{font-weight:600;margin:1px 0 2px;font-size:14px}
.tl-meta{font-size:12.5px;color:var(--text-soft)}
.tl-meta b{color:var(--text)}

/* empty / loading */
.empty{text-align:center;padding:54px 20px;color:var(--text-mute)}
.empty .big{font-size:34px;margin-bottom:8px}
.skeleton{background:linear-gradient(90deg,#eef0f6,#f6f7fb,#eef0f6);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:8px}
@keyframes sk{to{background-position:-200% 0}}

/* progress ring legend */
.legend{display:flex;flex-direction:column;gap:9px}
.legend .lg{display:flex;align-items:center;gap:9px;font-size:13px}
.legend .sw{width:11px;height:11px;border-radius:4px;flex:0 0 11px}
.legend .lg .v{margin-left:auto;font-weight:700;font-variant-numeric:tabular-nums}

/* group cards */
.group-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .16s,box-shadow .16s}
.group-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.group-card .gc-head{padding:13px 16px;color:#fff;display:flex;align-items:center;justify-content:space-between}
.group-card .gc-body{padding:8px 8px}
.member{display:flex;align-items:center;gap:9px;padding:7px 9px;border-radius:9px}
.member:hover{background:var(--surface-2)}
.member .nm{font-weight:600;font-size:13px}
.member .role{font-size:11.5px;color:var(--text-mute)}
.member .mtag{margin-left:auto}

/* qr */
.qr-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;align-items:center;gap:14px}
.qr-img{width:188px;height:188px;border-radius:12px;border:1px solid var(--line)}
.scan-line-wrap{position:relative;overflow:hidden;border-radius:12px}

/* checkin row state */
.ck-row.done{background:linear-gradient(90deg,var(--green-soft),transparent)}
.toggle{position:relative;width:42px;height:24px;border-radius:20px;background:#d7dae9;cursor:pointer;transition:background .18s;flex:0 0 42px}
.toggle.on{background:var(--green)}
.toggle i{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .18s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.toggle.on i{transform:translateX(18px)}

/* modal */
#modal-root:empty{display:none}
.modal-backdrop{position:fixed;inset:0;background:rgba(18,18,40,.45);backdrop-filter:blur(3px);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto;animation:fade .2s}
.modal{background:#fff;border-radius:18px;box-shadow:var(--shadow-lg);width:100%;max-width:720px;overflow:hidden;animation:pop .24s cubic-bezier(.2,.8,.3,1.1)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px}
.modal-head .x{margin-left:auto;cursor:pointer;font-size:22px;color:var(--text-mute);line-height:1;border:0;background:none}
.modal-body{padding:22px;max-height:64vh;overflow:auto}

/* toast */
#toast-root{position:fixed;right:20px;bottom:20px;z-index:200;display:flex;flex-direction:column;gap:10px}
.toast{background:#1c2030;color:#fff;padding:12px 16px;border-radius:12px;box-shadow:var(--shadow-lg);font-size:13.5px;display:flex;align-items:center;gap:10px;animation:slidein .25s}
.toast .ic{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px;flex:0 0 20px}
.toast.ok .ic{background:var(--green)}
.toast.info .ic{background:var(--blue)}
@keyframes slidein{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}

.kv{display:grid;grid-template-columns:auto 1fr;gap:9px 18px;font-size:13.5px}
.kv dt{color:var(--text-mute)}
.kv dd{margin:0;font-weight:600;text-align:right}

.section-title{font-size:13px;font-weight:700;color:var(--text-soft);text-transform:none;margin:0 0 10px;letter-spacing:.3px}
.hr{height:1px;background:var(--line);margin:18px 0}

.flex{display:flex}.between{justify-content:space-between}.center{align-items:center}.wrap{flex-wrap:wrap}.gap8{gap:8px}.gap12{gap:12px}.gap16{gap:16px}
.muted{color:var(--text-mute)}.soft{color:var(--text-soft)}.bold{font-weight:700}.right{text-align:right}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mb8{margin-bottom:8px}.mb16{margin-bottom:16px}
.num{font-variant-numeric:tabular-nums}
.clickable{cursor:pointer}

/* 课堂积分 */
.mic-wrap{display:flex;flex-direction:column;align-items:center;gap:14px;padding:8px 0 4px}
.mic-btn{min-width:212px;height:54px;padding:0 26px;border-radius:27px;border:0;font-size:16px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:10px;transition:background .18s,box-shadow .18s;color:#fff}
.mic-btn.idle{background:var(--primary);box-shadow:0 10px 26px -10px rgba(47,158,68,.75)}
.mic-btn.idle:hover{background:var(--primary-d)}
.mic-btn.live{background:var(--red);animation:micpulse 1.5s infinite}
@keyframes micpulse{0%{box-shadow:0 0 0 0 rgba(225,29,72,.45)}70%{box-shadow:0 0 0 18px rgba(225,29,72,0)}100%{box-shadow:0 0 0 0 rgba(225,29,72,0)}}
.mic-dot{width:11px;height:11px;border-radius:3px;background:#fff}
.live-pill{display:inline-flex;align-items:center;gap:6px;color:var(--red);font-weight:600}
.live-pill .dotmini{background:var(--red);animation:blink 1s infinite}
@keyframes blink{50%{opacity:.25}}
.live-text{width:100%;min-height:54px;display:flex;align-items:center;justify-content:center;text-align:center;border:1px dashed var(--line-strong);border-radius:12px;padding:12px 16px;color:var(--text);font-size:16px;background:var(--surface-2);line-height:1.5}
.live-text.empty{color:var(--text-mute);font-size:13.5px}
.score-row{display:flex;align-items:center;gap:14px;padding:11px 12px;border-radius:12px}
.score-row+.score-row{margin-top:6px}
.score-row.flash{animation:rowflash 1.1s ease}
@keyframes rowflash{0%{background:var(--primary-soft)}100%{background:transparent}}
.rank{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:800;font-size:14px;background:#f0f0f3;color:var(--text-soft);flex:0 0 30px}
.rank.r1{background:#fdeecb;color:#a16207}.rank.r2{background:#e9eef2;color:#647084}.rank.r3{background:#f6e3d3;color:#9a5a23}
.score-bar{flex:1;min-width:48px}
.score-val{font-size:23px;font-weight:800;font-variant-numeric:tabular-nums;min-width:58px;text-align:right}
.score-ctrl{display:flex;gap:6px}
.sbtn{width:34px;height:34px;border-radius:9px;border:1px solid var(--line-strong);background:#fff;font-size:18px;cursor:pointer;color:var(--text-soft);display:grid;place-items:center;transition:all .15s}
.sbtn:hover{border-color:var(--primary);color:var(--primary)}
/* 座位图 */
.stage{text-align:center;font-size:12.5px;font-weight:700;color:var(--text-soft);background:linear-gradient(var(--surface-2),#fff);border:1px dashed var(--line-strong);border-radius:10px;padding:7px;margin-bottom:14px;letter-spacing:.12em}
.seat-row{display:flex;align-items:stretch;gap:12px;margin-bottom:10px}
.seat-rowlab{width:62px;flex:0 0 62px;font-size:12px;color:var(--text-soft);text-align:right;align-self:center;line-height:1.35}
.seat-rowlab span{display:block;font-weight:700;color:var(--primary);font-size:11px}
.seats{display:grid;gap:8px;flex:1;min-width:0}
.seat-half{display:grid;gap:8px;flex:1 1 0;min-width:0}
.aisle{flex:0 0 46px;position:relative;display:flex;align-items:center;justify-content:center;align-self:stretch}
.aisle::before{content:"";position:absolute;top:4px;bottom:4px;left:50%;border-left:2px dashed var(--line-strong)}
.aisle span{position:relative;z-index:1;writing-mode:vertical-rl;font-size:10px;letter-spacing:.25em;color:var(--text-mute);background:var(--surface);padding:6px 1px;border-radius:6px}
.seat{position:relative;border:1px solid var(--line);border-top:3px solid var(--gc);border-radius:10px;background:#fff;padding:9px 4px 8px;text-align:center;box-shadow:var(--shadow);will-change:transform}
.seat-no{font-size:15px;font-weight:800;color:var(--text);line-height:1.05}
.seat-no span{font-size:10px;font-weight:600;color:var(--text-mute);margin-left:1px}
.seat-score{font-size:13px;font-weight:700;color:var(--gc);font-variant-numeric:tabular-nums;margin-top:3px}
.seat-score span{font-size:10px;color:var(--text-mute);font-weight:600;margin-left:1px}
.seat.front{border:1px solid #f0d9a6;border-top:3px solid var(--gc);background:linear-gradient(180deg,#fffdf6,#fff);box-shadow:0 10px 22px -10px rgba(245,158,11,.45)}
.seat .crown{position:absolute;top:5px;right:5px}
.seat.flash{animation:seatflash 1.1s ease}
@keyframes seatflash{0%{box-shadow:0 0 0 3px var(--gc)}100%{box-shadow:var(--shadow)}}
@media (max-width:720px){
  .seat-rowlab{width:44px;flex:0 0 44px;font-size:11px}
  .seat-no{font-size:13px}.seat-score{font-size:11.5px}.seat{padding:7px 2px 6px}
  .seats,.seat-half{gap:5px}
  .aisle{flex-basis:22px}
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .cols-3{grid-template-columns:repeat(2,1fr)}
  .span-2{grid-column:span 1}
}
@media (max-width:860px){
  .sidebar{position:fixed;left:0;top:0;transform:translateX(-100%);transition:transform .25s;box-shadow:var(--shadow-lg)}
  .sidebar.open{transform:none}
  .menu-btn{display:grid;place-items:center}
  .topbar-logo{display:block}
  .topbar-search{display:none}
  .view{padding:16px}
}
@media (max-width:620px){
  .cols-4,.cols-3,.cols-2{grid-template-columns:1fr}
  .user-meta{display:none}
  .topbar-title{display:none}
  .page-head h1{font-size:19px}
}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:25;display:none}
.scrim.show{display:block}