:root{--navy:#142c40;--navy-dark:#0e2234;--ink:#1b3445;--mint:#176f61;--mint-deep:#105347;--sage:#e5f3eb;--muted:#788a96;--line:#dce5ea;--paper:#f4f7f8;--warm:#b58553;--white:#fff;--danger:#b44d46;--shadow:0 9px 28px #1a35430a;--sans:'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',system-ui,sans-serif;--serif:'Noto Serif CJK SC','Source Han Serif SC','SimSun',serif}
*{box-sizing:border-box}html{font-family:var(--sans);color:var(--ink);background:var(--paper)}body{margin:0;font-size:13px;line-height:1.65;font-variant-numeric:tabular-nums}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.42}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #7fc8b5;outline-offset:2px}button,a{transition:background-color .15s,border-color .15s,box-shadow .15s}a{color:inherit}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{line-height:1.4}.hidden{display:none!important}.teacher-only.hidden{display:none!important}.page-shell{max-width:1640px;padding:0 32px;margin:0 auto}.eyebrow{font-weight:800;letter-spacing:.18em;color:var(--warm);font-size:10px;text-transform:uppercase}.small-muted{font-size:11px;color:var(--muted)}.tiny-muted{font-size:10px;color:var(--muted)}.space-top{margin-top:12px}.margin-top{margin-top:19px}
.btn{display:inline-flex;gap:9px;align-items:center;justify-content:center;background:white;border:1px solid #c8d5dd;color:var(--navy);padding:10px 16px;border-radius:10px;font-weight:700;font-size:12px;white-space:nowrap;text-decoration:none}.btn:hover:not(:disabled){border-color:#89a4b3;background:#f2f7f8;box-shadow:0 2px 8px #1c3b5010}.btn.primary{background:var(--navy);color:white;border-color:var(--navy)}.btn.primary:hover:not(:disabled){background:#244a60}.btn.jade{background:var(--mint);color:#fff;border-color:var(--mint)}.btn.jade:hover:not(:disabled){background:var(--mint-deep)}.btn.plain{background:transparent;border-color:transparent;color:#5b7282}.btn.plain:hover{background:#eef3f5}.btn.outline{background:#fff}.btn.sm{padding:7px 11px;font-size:11px;border-radius:8px}.btn.wide{width:100%}.field{width:100%;min-height:39px;border:1px solid #ccd8df;border-radius:9px;background:#fff;color:var(--navy);padding:8px 11px;outline:none}.field:focus{border-color:#74b6a5;box-shadow:0 0 0 3px #d9f1e9}.field::placeholder{color:#a1afb8}.field-label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#637d8e;font-weight:650}.rule{border:0;height:1px;background:var(--line);margin:21px 0}
/* login */
.login-shell{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:#fff}.login-art{min-height:630px;padding:clamp(48px,8vw,132px);background:radial-gradient(circle at 120% 5%,#27516a 0%,transparent 41%),linear-gradient(135deg,#102638,#18394f);color:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center}.login-art:after{content:'';position:absolute;inset:auto -26% -47% auto;width:680px;height:680px;border-radius:50%;border:1px solid #ffffff21;box-shadow:0 0 0 76px #ffffff07,0 0 0 154px #ffffff05;pointer-events:none}.seal{width:40px;height:40px;border-radius:11px;background:var(--navy);color:#edd3a8;display:grid;place-items:center;font:800 20px var(--serif);flex-shrink:0}.seal.large{width:54px;height:54px;background:#f6e3c9;color:#142b3f;font-size:28px}.art-kicker{color:#c5d9e2;letter-spacing:.27em;font-size:11px;margin:27px 0 16px;font-weight:700}.login-art h1{font:700 clamp(32px,3.9vw,56px)/1.45 var(--serif);letter-spacing:.055em;position:relative;z-index:1}.login-art>p:last-of-type{margin-top:24px;color:#b5cad7;font-size:13px;position:relative;z-index:1}.art-floor{display:grid;grid-template-columns:repeat(6,36px);gap:8px;margin-top:80px;opacity:.7;transform:perspective(300px) rotateX(17deg);position:relative;z-index:1}.art-floor i{height:30px;border-radius:6px;border:1px solid #8ab5ba60;background:#d3e7dc18}.art-floor i:nth-child(3n){background:#d3e7dc45}.login-panel{display:grid;place-items:center;padding:45px 28px}.login-card{width:min(425px,100%)}.login-card h2{font:700 29px var(--serif);margin:11px 0 9px;color:var(--navy)}.login-card>p{color:var(--muted);font-size:13px;line-height:1.9}.login-roles{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:35px 0 25px}.role-btn{background:#f7f9fa;border:1px solid var(--line);padding:13px;color:#7f909b;border-radius:10px;font-weight:700}.role-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}.login-card form{display:flex;flex-direction:column;gap:10px}.login-card label{font-size:12px;color:#536c7a;font-weight:650}.login-card input{height:51px;border:1px solid #cbd6dc;padding:12px 14px;border-radius:9px;background:#fff;outline:none;font-size:15px}.login-card input:focus{border-color:var(--mint)}.login-submit{height:49px;margin-top:11px;justify-content:space-between;font-size:14px;padding:0 19px}.login-submit span{font-size:20px;font-weight:400}.login-foot{text-align:center;border-top:1px solid var(--line);margin-top:36px;padding-top:23px;color:#93a4af;font-size:11px;line-height:1.9}.error-message{font-size:12px;color:var(--danger);min-height:24px;margin-top:10px}
/* common page */
.topbar{background:#fff;border-bottom:1px solid var(--line)}.head-content{display:flex;gap:20px;align-items:center;justify-content:space-between;padding-top:20px;padding-bottom:19px}.brand{display:flex;align-items:center;gap:13px}.brand-super{font-size:9px;color:#8ca0ad;letter-spacing:.15em;font-weight:700}.brand h1{font:700 clamp(17px,1.9vw,24px) var(--serif);margin-top:3px;color:var(--navy)}.brand h1 span{font-weight:600}.top-actions{display:flex;align-items:center;gap:13px}.user-badge{color:#165948;background:#e6f3eb;border:1px solid #cee6d9;border-radius:999px;padding:4px 10px;font-size:11px;font-weight:750}.connection-mark{color:#8a9ea8;font-size:10px;white-space:nowrap}.dot{display:inline-block;background:#16a078;border-radius:100%;height:6px;width:6px;margin-right:5px}.tabs{display:flex;gap:2px;align-items:center;border-top:1px solid #f0f2f4;padding-top:9px;padding-bottom:11px}.tab{padding:9px 18px;border:0;border-radius:8px;background:transparent;color:#8193a1;font-size:12px;font-weight:750}.tab:hover{background:#f4f8f9}.tab.on{background:#eaf1f4;color:#142e40}.nav-tail{font-size:10px;margin-left:auto;color:#b2bec7;letter-spacing:.13em}main.page-shell{padding-top:29px;min-height:calc(100vh - 240px);padding-bottom:52px}.headline{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:23px}.headline h2{font:700 28px var(--serif);color:var(--navy);margin:5px 0 4px}.headline p{color:#8596a4;font-size:12px}.headline-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.select-label{font-size:11px;color:#8396a4}.round-select{width:260px;max-width:50vw}.metrics{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:13px;margin-bottom:19px}.metric{background:#fff;padding:17px 21px;border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow);min-width:0}.metric.featured{background:linear-gradient(135deg,#132b40,#21475a);border-color:#234154;color:#fff}.metric-label{color:#8598a5;font-size:11px}.featured .metric-label{color:#b4c8d5}.metric-name{font:700 21px var(--serif);margin:9px 0 3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.metric-value{font-size:30px;color:var(--navy);font-weight:800;line-height:1.28;margin-top:6px}.metric-value.word{font-size:22px;margin-top:12px}.metric-foot{font-size:10px;color:#9aabb5;margin-top:5px}.featured .metric-foot{color:#bdccd7}.site-footer{background:#fff;border-top:1px solid var(--line)}.site-footer .page-shell{display:flex;justify-content:space-between;gap:12px;padding-top:19px;padding-bottom:19px;font-size:10px;color:#99abb4;flex-wrap:wrap}
/* map and roster */
.seat-layout{display:grid;grid-template-columns:minmax(0,1fr) 335px;gap:16px;align-items:start}.map-card,.roster-card,.panel{background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);min-width:0;overflow:hidden}.map-top{padding:19px 21px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid #eef2f4}.map-top h3{font:700 22px var(--serif);margin:4px 0 2px;color:var(--navy)}.map-actions{display:flex;gap:5px;align-items:center;flex-wrap:wrap}.seat-instruction{padding:11px 21px;background:#f2f8f5;color:#4c816e;font-size:12px;font-weight:600;border-bottom:1px solid #deece5;min-height:45px}.seat-instruction.warning{background:#fff7ee;color:#946734;border-color:#f4e5cc}.room-viewport{overflow:auto;background:radial-gradient(circle at center,#fff 37%,#fafcfd 100%);padding:28px 20px 27px}.room-stage{width:100%;min-width:620px;max-width:1050px;margin:auto;--seat-h:67px}.room-board{width:154px;height:40px;display:grid;place-items:center;border:3px solid #253f52;border-radius:5px;background:#edf3f4;color:#1d3b4d;font-size:14px;font-weight:800;letter-spacing:.25em;margin:0 auto 11px;box-shadow:0 3px 0 #cbd9de}.room-with-nums{display:grid;grid-template-columns:28px minmax(0,1fr) 26px;gap:10px;align-items:stretch}.row-numbers{display:grid;grid-auto-flow:row;color:#91a2ac;font-size:10px;text-align:center}.row-numbers span{display:grid;place-items:center}.room-grid{display:grid;gap:7px 0;align-items:stretch;min-width:0}.seat-cell{border:1px solid #cfdae0;background:#fff;border-radius:7px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:62px;padding:4px 2px;position:relative;overflow:hidden;user-select:none;color:#a2b1ba}.seat-cell .seat-id{font-size:9px;color:#9babb5;white-space:nowrap;line-height:1.25}.seat-cell .seat-name{font-size:12px;font-weight:750;color:#9babba;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.seat-cell .seat-mark{font-size:9px;color:#a9b8bf;line-height:1.2}.seat-cell.filled{background:#edf3f5;border-color:#c7d7de}.seat-cell.filled .seat-name{color:#314d61}.seat-cell.filled .seat-mark{color:#7994a3}.seat-cell.available:hover{background:#eaf5ef;border-color:var(--mint);transform:translateY(-1px)}.seat-cell.selected{background:var(--mint);border-color:var(--mint);box-shadow:0 3px 12px #116c5d35}.seat-cell.selected .seat-name{color:#fff}.seat-cell.selected .seat-mark,.seat-cell.selected .seat-id{color:#c6e7dc}.seat-cell.drop-target{outline:3px solid #dfae64;outline-offset:0;box-shadow:0 0 0 4px #f7edc4}.seat-cell.read-only{cursor:default}.seat-cell.paired-left{border-top-right-radius:0;border-bottom-right-radius:0;border-right-style:dashed}.seat-cell.paired-right{border-top-left-radius:0;border-bottom-left-radius:0;border-left:0}.aisle{background:#f1f5f7;border-radius:5px;color:#b3c2ca;display:flex;align-items:center;justify-content:center;font-size:9px;letter-spacing:.25em;writing-mode:vertical-rl;pointer-events:none}.lectern-cutout{border:1px dashed #d2dfe5;border-radius:5px;background:linear-gradient(180deg,#ecf2f4,transparent);display:grid;place-items:center;color:#a9bac4;font-size:10px;pointer-events:none}.room-door{font-size:10px;color:#a6b5bd;writing-mode:vertical-rl;display:flex;align-items:center;justify-content:center;background:#f1f5f6;border:1px dashed #d3dfe4;border-radius:4px;letter-spacing:.2em;margin-top:39px}.map-legend{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:23px;padding:19px 0 0;color:#9aaaaf;font-size:10px}.map-legend i{display:inline-block;width:12px;height:12px;border-radius:3px;border:1px solid #c6d5dd;margin-right:5px;vertical-align:-2px}.legend-empty{background:#fff}.legend-full{background:#eaf0f3}.legend-focused{background:#1c7462}.map-footer{border-top:1px solid #ecf1f3;padding:13px 19px;display:flex;gap:12px;align-items:center;justify-content:space-between;color:#869aa6;font-size:11px}.room-viewport.zoomed .room-stage{min-width:850px;max-width:1100px;--seat-h:82px}.room-viewport.zoomed .seat-cell .seat-name{font-size:15px}.room-viewport.zoomed .seat-cell .seat-id{font-size:11px}
.roster-card{display:flex;flex-direction:column;max-height:925px;position:sticky;top:14px}.roster-header{padding:19px 19px 14px}.roster-header h3{font:700 22px var(--serif);color:var(--navy);margin:6px 0 7px}.roster-header p{font-size:11px;color:#8a9ba6}.roster-count{font:750 13px var(--sans);border-radius:999px;background:#e9f2f2;color:var(--mint);padding:4px 9px;vertical-align:4px}.current-turn{margin:0 15px 16px;padding:14px 15px;background:#ecf6f0;border:1px solid #d6e9dd;border-radius:11px;display:flex;flex-direction:column;gap:2px}.current-turn span{font-size:10px;color:#699184}.current-turn strong{font:750 19px var(--serif);color:#1c5c4c}.current-turn small{font-size:10px;color:#75968b}.current-turn.done{background:#edf2f5;border-color:#d9e4e8}.current-turn.done strong{color:#426072}.roster-toolbar{padding:0 15px 11px}.roster-filters{display:flex;gap:5px;margin-top:9px}.filter-chip{border:1px solid var(--line);background:#fff;color:#889aa5;font-size:11px;padding:5px 11px;border-radius:100px}.filter-chip.active{background:var(--navy);border-color:var(--navy);color:#fff}.order-tools{padding:0 15px 13px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;border-bottom:1px solid #eff3f5}.order-tools .btn{flex-shrink:0}.order-tools.mode .btn{background:#fff5e9;border-color:#dfbd91;color:#805b30}.roster-list{overflow-y:auto;min-height:140px;flex:1;scrollbar-color:#cbd5dc transparent}.roster-item{display:grid;grid-template-columns:27px 1fr auto;gap:9px;align-items:center;border-bottom:1px solid #eff3f5;padding:10px 14px;cursor:pointer;background:#fff;user-select:none;min-height:57px}.roster-item:hover{background:#f6fafb}.roster-item.active{background:#eaf6f0;border-left:3px solid var(--mint);padding-left:11px}.roster-item.selected{background:#e8f3f0}.roster-item.inert{cursor:not-allowed}.roster-item .seq{font-weight:700;color:#9aabb5;font-size:11px}.roster-item .nm{font-weight:750;color:var(--navy);font-size:13px}.roster-item .sub{display:block;color:#91a1ac;font-size:10px;margin-top:2px;font-weight:400}.roster-item .item-state{font-size:10px;color:#9bacb5;white-space:nowrap}.roster-item .item-state.is-set{color:var(--mint);font-weight:650}.roster-item .remove-seat{border:0;background:transparent;color:#a7b2ba;font-size:11px;padding:1px 4px}.roster-item .remove-seat:hover{color:var(--danger)}.roster-item.drag-enter{border-top:3px solid var(--warm)}.roster-bottom{padding:12px 15px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--mint);font-size:11px;font-weight:750}.roster-help{color:#9babb4;font-size:10px;font-weight:400}.migration-banner{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 20px;margin-bottom:18px;border:1px solid #ecd6b8;background:#fff9ed;border-radius:11px}.migration-banner strong{color:#885f2f}.migration-banner p{font-size:11px;color:#957c5c;margin-top:4px;line-height:1.7}.empty-page{text-align:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:85px 20px;color:#8c9aa2}.empty-page h3{font:700 23px var(--serif);color:var(--navy);margin:9px 0}.empty-mark{font-size:40px;color:#c0cbd1}
/* management */
.rounds-grid{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:17px;align-items:start}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:13px;flex-wrap:wrap;padding:16px 19px;border-bottom:1px solid var(--line)}.panel-head h3{font-size:15px;color:var(--navy);font-weight:750}.panel-body{padding:20px}.round-cards{padding:10px 13px;max-height:700px;overflow:auto}.round-card{display:grid;grid-template-columns:1fr auto;gap:10px;padding:16px 14px;border:1px solid #e8eef1;background:#fff;border-radius:11px;margin-bottom:9px;cursor:pointer;text-align:left;width:100%}.round-card:hover{border-color:#9db9b5;background:#f9fcfb}.round-card.active{border-color:#81b9a8;background:#eef8f2}.round-card strong{font-size:14px;color:var(--navy)}.round-card small{display:block;font-size:11px;color:#8b9da8;margin-top:4px}.round-state{font-size:10px;color:#6d8678;background:#e5f4ed;padding:3px 8px;border-radius:999px;height:max-content}.round-state.waiting{background:#fff1e0;color:#976b3b}.round-state.draft{background:#ecf1f5;color:#697e8d}.btn-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:14px}.manage-split{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:13px 0}.control-status{padding:11px 13px;background:#f6f9fa;border:1px solid #e8eef0;border-radius:10px}.control-status strong{color:var(--navy)}.control-status p{font-size:11px;color:#899ca7;margin-top:3px}.panel h4{font-size:13px;color:var(--navy);margin-bottom:7px}.data-action-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.data-action-grid>div{padding:16px;border:1px solid #e8eef0;border-radius:12px;background:#fbfcfc}.data-action-grid p{font-size:11px;color:#7e909c;margin:9px 0 14px;line-height:1.8;min-height:62px}.button-link{width:max-content}.help-block{padding:12px 14px;font-size:11px;color:#768c99;background:#f1f6f8;border-radius:9px;line-height:1.8;margin-top:15px}.audit-list{max-height:230px;overflow:auto}.audit-entry{display:grid;grid-template-columns:145px 95px 1fr;gap:12px;padding:10px 18px;border-bottom:1px solid #edf2f4;font-size:11px;color:#8194a0}.audit-entry strong{color:#405c6b}
/* assessment */
.assessment-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.assessment-stats .metric{padding:16px 20px}.config-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}.config-item{display:flex;flex-direction:column;gap:6px;border-right:1px solid #edf1f2;border-bottom:1px solid #edf1f2;padding:12px 15px}.config-item label{font-size:10px;color:#7d919e}.config-item input{width:100%;min-height:34px;border:1px solid #d7e2e6;border-radius:6px;color:var(--navy);padding:4px 7px}.config-item .config-name{color:#4c6778;font-weight:600;font-size:11px}.config-note{padding:13px 18px;background:#f7f9f9;color:#90a1aa;font-size:11px;line-height:1.75}.table-tools{display:flex;align-items:center;gap:11px}.table-tools input{width:185px;min-height:35px}.table-scroll{width:100%;max-height:670px;overflow:auto}.grade-table{border-collapse:separate;border-spacing:0;width:100%;font-size:11px;min-width:930px;text-align:center}.grade-table th{background:#eaf0f3;position:sticky;top:0;z-index:1;padding:12px 8px;color:#537085;font-size:11px;white-space:nowrap}.grade-table th[data-sort]{cursor:pointer}.grade-table th[data-sort]:hover{background:#dfe9ec}.grade-table td{padding:8px 7px;border-bottom:1px solid #eef3f5;color:#536d7b}.grade-table tr:hover td{background:#f8fafb}.grade-table .name{font-weight:750;text-align:left;color:var(--navy);font-size:12px;white-space:nowrap}.grade-table .total{color:var(--mint);font-size:13px;font-weight:800}.grade-table input{border:1px solid #e1e8eb;border-bottom-color:#afc4cc;border-radius:5px;text-align:right;width:67px;padding:5px;color:#26485c;background:transparent}.grade-table input:focus{background:white;outline:2px solid #b1dbd0}.grade-table .no-data{background:#fff8f5}.panel-bottom{background:#f9fbfc;padding:11px 18px;color:#94a4ac;font-size:11px}
/* dialog/toast */
.dialog{border:1px solid #dae5e9;padding:0;border-radius:17px;max-width:calc(100vw - 24px);width:460px;box-shadow:0 18px 90px #142c4055;color:var(--ink)}.dialog::backdrop{background:#0c263c91;backdrop-filter:blur(3px)}.dialog-top{padding:25px 27px 17px}.dialog h2{font:700 24px var(--serif);color:var(--navy);margin:8px 0}.dialog p{font-size:12px;color:#82949f}.dialog-fields{padding:3px 27px 16px;display:grid;gap:13px}.dialog-actions{padding:15px 27px 23px;display:flex;gap:10px;justify-content:flex-end}.toast{position:fixed;z-index:999;left:50%;bottom:26px;max-width:calc(100vw - 24px);transform:translate(-50%,18px);background:#193247;color:#fff;padding:11px 18px;border-radius:10px;box-shadow:0 14px 30px #0003;opacity:0;transition:.2s;pointer-events:none;font-size:12px;text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1200px){.seat-layout{grid-template-columns:minmax(0,1fr) 295px}.room-viewport{padding:19px 10px}.room-stage{min-width:540px}.roster-card{max-height:870px}.data-action-grid{grid-template-columns:1fr}.data-action-grid p{min-height:0}.config-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:950px){.seat-layout{grid-template-columns:1fr}.roster-card{position:static;max-height:600px}.roster-list{max-height:345px}.rounds-grid{grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,1fr)}.room-stage{min-width:630px}.login-art{padding:50px}.login-art h1{font-size:37px}}
@media(max-width:650px){.page-shell{padding-left:15px;padding-right:15px}.login-shell{grid-template-columns:1fr}.login-art{min-height:210px;padding:30px}.login-art h1{font-size:27px}.login-art .art-kicker,.login-art .art-floor,.login-art>p:last-of-type{display:none}.login-panel{padding:24px 25px 35px}.login-roles{margin:24px 0 19px}.head-content{padding-top:13px;padding-bottom:13px}.brand h1{font-size:16px}.brand h1 span{font-size:13px}.brand-super{font-size:8px}.seal{width:33px;height:33px;font-size:17px}.connection-mark,.nav-tail{display:none}.top-actions{gap:4px}.tabs{gap:1px}.tab{padding:8px 12px}.headline{flex-direction:column;align-items:start;gap:13px}.headline h2{font-size:23px}.headline-controls{width:100%}.round-select{width:auto;flex:1;max-width:initial}.metrics{gap:8px}.metric{padding:12px}.metric-name{font-size:15px}.metric-value{font-size:25px}.metric-value.word{font-size:19px}.map-top{padding:14px;flex-wrap:wrap}.room-viewport{padding:10px}.room-stage{min-width:600px}.seat-instruction{padding:9px 12px}.site-footer .page-shell{justify-content:center;text-align:center}.assessment-stats{grid-template-columns:repeat(2,1fr)}.config-grid{grid-template-columns:repeat(2,1fr)}.audit-entry{grid-template-columns:115px 80px 1fr;gap:6px;padding:8px}}
/* 仅打印座位图，不打印私密成绩、名单操作与后台信息 */
@media print{
 @page{size:A4 landscape;margin:9mm}
 html,body{background:#fff;color:#142b3f;font-size:11px;print-color-adjust:exact;-webkit-print-color-adjust:exact}
 .login-shell,.topbar,.headline-controls,.metrics,.roster-card,.seat-instruction,.map-actions,.map-footer,.map-legend,.site-footer,.migration-banner,.toast,.empty-page,#roundsPage,#assessmentPage,.dialog{display:none!important}
 main.page-shell{padding:0;max-width:100%;min-height:0}.headline{margin:0 0 8mm}.headline .eyebrow{display:none}.headline h2{font-size:20px}.headline p{font-size:10px}.seat-layout{display:block}.map-card{box-shadow:none;border:0;overflow:visible}.map-top{padding:0 0 5mm;border:0}.map-top h3{font-size:17px}.map-top .eyebrow{display:none}.room-viewport{padding:0;overflow:visible;background:#fff}.room-stage{min-width:0;max-width:246mm;width:100%;--seat-h:12.2mm}.room-board{height:10mm;width:36mm;margin-bottom:2mm;box-shadow:none}.room-grid{gap:1.2mm 0}.seat-cell{min-height:11.4mm;break-inside:avoid;border-radius:2px;padding:1mm}.seat-cell .seat-id{font-size:7px}.seat-cell .seat-name{font-size:11px}.seat-cell .seat-mark{font-size:7px}.room-door{margin-top:9mm}.row-numbers{font-size:8px}.room-with-nums{grid-template-columns:6mm minmax(0,1fr) 6mm;gap:2mm}.aisle{background:#f5f7f8;font-size:7px}.lectern-cutout{font-size:8px}.room-viewport.zoomed .room-stage{min-width:0;max-width:246mm;--seat-h:12.2mm}.room-viewport.zoomed .seat-cell .seat-name{font-size:11px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}