/* 后台按 CSS 可用宽度响应；不使用 zoom 或 transform 缩放页面。 */
:root{
 --admin-text:clamp(14px,calc(10px + .3125vw),18px);
 --admin-meta:clamp(12px,calc(8px + .3125vw),16px);
 --admin-caption:clamp(11px,calc(8px + .234375vw),14px);
 --admin-title:clamp(27px,calc(18px + .703125vw),36px);
 --admin-section:clamp(18px,calc(14px + .3125vw),22px);
 --admin-control:clamp(42px,calc(32px + .78125vw),52px);
 --admin-space:clamp(20px,2vw,48px);
 --admin-panel:clamp(20px,1.25vw,32px);
 --admin-header:clamp(78px,5vw,104px);
 --admin-sidebar:clamp(210px,12vw,280px);
}
body{font-size:var(--admin-text);line-height:1.6}
button,input,textarea{font-family:inherit;font-size:var(--admin-text)}
button{padding:10px 16px}
input:not([type=radio]):not([type=checkbox]),textarea{font-size:var(--admin-text);line-height:1.5;padding:11px 14px;max-width:100%}
input:not([type=radio]):not([type=checkbox]){min-height:var(--admin-control)}
.admin-header{height:var(--admin-header);padding-inline:var(--admin-space);gap:20px}
.admin-header>div{font-size:var(--admin-meta);gap:20px}
.admin-header button{min-height:var(--admin-control);font-size:var(--admin-meta)}
.brand{font-size:clamp(26px,1.5vw,36px);gap:14px}
.brand>span{font-size:clamp(18px,calc(12px + .46875vw),24px)}
.brand small{font-size:var(--admin-caption);letter-spacing:1.5px}
main,#adminApp.hub-layout{max-width:2400px;padding:var(--admin-space);margin-inline:auto;min-width:0}
#adminApp.hub-layout{grid-template-columns:var(--admin-sidebar) minmax(0,1fr);gap:clamp(22px,1.6vw,40px)}
.hub-sidebar{height:calc(100dvh - var(--admin-header) - var(--admin-space)*2);min-height:280px;top:24px;padding:20px 14px}
.hub-sidebar button{font-size:var(--admin-text);padding:12px 14px;min-height:var(--admin-control);gap:12px}
.hub-sidebar button span{width:24px;font-size:clamp(20px,1.2vw,26px)}
.hub-sidebar small,.hub-eyebrow{font-size:var(--admin-caption)}
.hub-nav-note{font-size:var(--admin-caption);padding:20px 14px 8px}
.hub-heading{margin:0 0 clamp(24px,1.5vw,36px);gap:24px}
.hub-heading h1{font-size:var(--admin-title);margin:10px 0;line-height:1.4}
.hub-heading p,.muted{font-size:var(--admin-meta)}
h2,.hub-section-heading h2{font-size:var(--admin-section)}
.hub-workbench,.hub-breadcrumb{font-size:var(--admin-meta)}
.hub-breadcrumb{min-height:30px}
.hub-list-toolbar{gap:18px;margin-bottom:clamp(20px,1.25vw,30px)}
.hub-search{font-size:var(--admin-meta);max-width:clamp(360px,28vw,640px);gap:9px}
.hub-search input{font-size:var(--admin-text);min-height:var(--admin-control);padding:12px 16px}
.hub-filter button{font-size:var(--admin-text);min-height:calc(var(--admin-control) - 8px);padding:8px 16px}
.hub-game-list{gap:clamp(12px,.75vw,18px)}
.hub-game-row{grid-template-columns:minmax(180px,1fr) auto auto;padding:var(--admin-panel) clamp(22px,1.4vw,36px);gap:clamp(16px,1.1vw,28px)}
.hub-game-identity{gap:16px}
.hub-game-identity h2{font-size:var(--admin-section);margin:0 0 6px}
.hub-game-identity p{font-size:var(--admin-meta)}
.hub-game-identity .game-symbol{width:clamp(44px,2.4vw,58px);height:clamp(44px,2.4vw,58px);font-size:clamp(25px,1.4vw,34px)}
.state-pill{font-size:var(--admin-caption);padding:6px 10px;line-height:1.5}
.hub-game-actions{gap:10px;grid-column:auto;border:0;padding:0}
.hub-game-actions button{font-size:var(--admin-text);padding:10px 15px;min-height:var(--admin-control)}
.hub-game-actions .hub-action-plain{margin-left:0}
.hub-empty{font-size:var(--admin-meta);padding:32px}
.hub-tabs{gap:clamp(20px,1.5vw,36px);margin-bottom:26px}
.hub-tabs button{font-size:var(--admin-text);min-height:var(--admin-control);padding:10px 5px 16px}
.settings-panel,.hub-overview-actions{padding:var(--admin-panel)}
.settings-panel .field,.settings-panel textarea,.check-row{font-size:var(--admin-text)}
.field small,.settings-panel .muted{font-size:var(--admin-meta);line-height:1.7}
.settings-panel>.field{max-width:840px}
.settings-grid,.hub-form-section .settings-grid{gap:clamp(18px,1.2vw,28px)}
.settings-grid legend,.config-radio-options span{font-size:var(--admin-text)}
.config-radio-options span{padding:11px 16px;min-height:var(--admin-control)}
.hub-form-section{padding:clamp(22px,1.5vw,34px) 0}
.hub-form-section h3{font-size:var(--admin-section);margin-bottom:18px}
.settings-foot button,.hub-section-heading>button{min-height:var(--admin-control);font-size:var(--admin-text)}
.settings-foot p,.hub-sticky-save p{font-size:var(--admin-meta)}
.hub-recipe-details summary{padding:18px 20px;font-size:var(--admin-text);gap:12px}
.hub-recipe-details summary>span,.hub-recipe-details summary>em{font-size:var(--admin-meta)}
.hub-recipe-body{padding:var(--admin-panel)}
.package-table{font-size:var(--admin-text)}
.package-table th{font-size:var(--admin-meta);padding:16px}
.package-table td{padding:clamp(17px,1.1vw,26px) 16px;line-height:1.7}
.package-table small{font-size:var(--admin-meta);line-height:1.7}
.package-table button{font-size:var(--admin-text);min-height:var(--admin-control);padding:9px 16px}
.hub-stats{gap:clamp(16px,1.1vw,26px)}
.hub-stats article{padding:var(--admin-panel)}
.hub-stats span,.hub-stats small{font-size:var(--admin-meta)}
.hub-stats b{font-size:clamp(32px,2vw,48px)}
.hub-overview-actions h2{font-size:var(--admin-section)}
.hub-overview-actions>button,.hub-overview-actions>a{font-size:var(--admin-text);padding:22px 0}
.hub-overview-actions span{font-size:var(--admin-meta)}
.hub-content .manager-layout{grid-template-columns:clamp(220px,12vw,290px) minmax(0,1fr)}
.hub-content .page-heading h1,.bingo-editor-heading h2{font-size:var(--admin-section)}
.template-row b,.save-state,.canvas-bar p,.section-label,.bingo-editor-tools,.bingo-cell-heading h3{font-size:var(--admin-text)}
.template-row small,.editor-note,.bingo-editor-heading p,.bingo-picker-pane p,.bingo-board-hint,#bingoSaveState,#bingoEditorMessage{font-size:var(--admin-meta)}
.paint-choice,.canvas-actions button,.canvas-actions #canvasZoom,.editor-head .actions button{font-size:var(--admin-meta)}
.bingo-editor-layout{grid-template-columns:minmax(0,1fr) clamp(320px,20vw,440px)}
.bingo-palette-tabs button,.bingo-palette-heading span,.bingo-slot,.bingo-item-palette button,.bingo-editor-footer button{font-size:var(--admin-meta)}
#bingoItemSearch,.activity-admin-layout aside>input{font-size:var(--admin-text);min-height:var(--admin-control)}
.bingo-item-palette img,.activity-admin-items img{height:clamp(52px,2.7vw,68px)}
.activity-admin-layout{grid-template-columns:minmax(0,1fr) clamp(300px,20vw,400px)}
.activity-admin-items small,.activity-admin-group small,.activity-admin-foods button{font-size:var(--admin-meta)}
.activity-admin-items button,.activity-admin-group button{padding:10px;gap:8px}
.activity-admin-foods button{min-height:40px}
.login-card{max-width:480px;width:100%}
.login-card h1{font-size:var(--admin-title)}
.login-card .field,.login-card button{font-size:var(--admin-text)}
@media(max-width:1200px){
 .hub-game-row{grid-template-columns:minmax(0,1fr) auto;gap:16px}
 .hub-game-actions{grid-column:1/-1;border-top:1px solid #eef1e7;padding-top:14px}
 .hub-game-actions .hub-action-plain{margin-left:auto}
 .bingo-editor-layout,.activity-admin-layout,.hub-content .manager-layout{grid-template-columns:minmax(0,1fr)}
 .bingo-picker-pane{border-left:0;border-top:1px solid #e0e8db}
 .hub-content .pattern-library{height:230px}
 .hub-content .pattern-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
}
@media(max-width:760px){
 :root{--admin-space:16px;--admin-panel:18px;--admin-header:76px}
 #adminApp.hub-layout{grid-template-columns:minmax(0,1fr);gap:20px}
 .admin-header{padding-inline:16px;gap:10px}
 .admin-header>div{gap:8px;font-size:12px}
 .admin-header button{font-size:12px;padding:8px 10px;min-height:38px}
 .brand{gap:8px;font-size:24px}.brand>span{font-size:15px}.brand small{font-size:10px}
 .hub-sidebar{position:static;height:auto;min-height:0;display:flex;flex-direction:row;padding:8px}
 .hub-sidebar button{font-size:14px;padding:10px 13px;min-height:42px}
 .hub-sidebar-clean>div:first-child{display:flex;gap:6px}.hub-sidebar small,.hub-nav-note{display:none}
 .hub-heading{gap:12px;margin-bottom:22px}.hub-heading h1{font-size:26px}
 .hub-list-toolbar{gap:12px}.hub-search{min-width:0;max-width:none;flex-basis:100%}
 .hub-filter{width:100%}.hub-filter button{flex:1;font-size:13px;padding:8px 12px;min-height:36px}
 .hub-game-row{padding:18px;gap:14px}.hub-game-identity{gap:12px}.hub-game-identity h2{font-size:17px}
 .hub-game-identity .game-symbol{width:42px;height:42px;font-size:24px}
 .hub-game-actions{gap:6px}.hub-game-actions button{font-size:13px;padding:9px 10px;min-height:40px}
 .hub-tabs{gap:18px;overflow-x:auto;white-space:nowrap}.hub-tabs button{font-size:14px;flex-shrink:0}
 .settings-grid{grid-template-columns:minmax(0,1fr)}
 .settings-panel>.field{max-width:none}.hub-recipe-details summary{padding:14px}
 .hub-stats{gap:9px}.hub-stats article{padding:16px 12px}.hub-stats b{font-size:28px}
 .hub-stats span,.hub-stats small{font-size:12px}
 .bingo-editor-heading,.bingo-editor-footer{padding:16px;gap:12px;flex-wrap:wrap}
 .bingo-editor-heading button,.bingo-editor-footer button{font-size:13px}
 .activity-admin-items small,.activity-admin-group small{font-size:12px}
}
@media(max-width:400px){.admin-header{padding-inline:12px;gap:8px}.brand{font-size:22px;gap:6px}.brand>span{font-size:14px}.admin-header>div{font-size:11px;gap:6px}.admin-header button{font-size:11px;padding:8px}}