:root{--topbar-height:64px;--demo-offset:0px;--bg:#fff;--sidebar:#f7f7f8;--surface:#fff;--subtle:#f4f4f4;--hover:#ececec;--border:#e5e5e5;--border-strong:#d2d2d2;--text:#0d0d0d;--muted:#6b6b6b;--faint:#9b9b9b;--accent:#171717;--success:#0d8f70;--danger:#c83d32;--sidebar-width:260px;--radius:12px}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0}body,button,input,select,textarea{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}button,select,label{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}:is(button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible){outline-offset:2px;outline:2px solid #111}.auth-prototype{background:radial-gradient(circle at 50% 0,#f7f7f7 0,#fff 42%);place-items:center;min-height:100vh;padding:74px 20px 42px;display:grid}.auth-demo-banner,.prototype-banner{color:#555;z-index:100;background:#f2f2f2;border-bottom:1px solid #dfdfdf;justify-content:center;align-items:center;gap:7px;height:34px;font-size:11px;display:flex;position:fixed;inset:0 0 auto}.prototype-active .sidebar{top:34px}.prototype-active .workspace{padding-top:34px}.prototype-active .topbar{top:34px}.prototype-active .workspace-tabs-wrap{top:98px}.auth-card{border:1px solid var(--border);background:#fffffff5;border-radius:16px;width:min(430px,100%);padding:30px;box-shadow:0 18px 55px #00000014}.auth-brand{justify-content:center;align-items:center;gap:11px;margin-bottom:30px;display:flex}.auth-brand-mark{border:1px solid var(--border);background:#fff;border-radius:10px;place-items:center;width:38px;height:38px;display:grid;overflow:hidden}.auth-brand-mark .campus-logo{padding:4px}.auth-brand strong,.auth-brand span{display:block}.auth-brand strong{font-size:15px;font-weight:650}.auth-brand span{color:var(--muted);margin-top:3px;font-size:10px}.auth-heading{text-align:center;margin-bottom:24px}.auth-heading h1,.auth-state h1{letter-spacing:-.03em;margin:0;font-size:25px}.auth-heading p,.auth-state p{color:var(--muted);margin:8px 0 0;font-size:11px;line-height:1.65}.auth-form{gap:15px;display:grid}.auth-form label{color:#333;gap:7px;font-size:11px;font-weight:600;display:grid}.auth-input{border:1px solid var(--border-strong);color:#777;background:#fff;border-radius:9px;align-items:center;gap:9px;height:44px;padding:0 11px;display:flex}.auth-input:focus-within{border-color:#777;box-shadow:0 0 0 3px #0000000f}.auth-input input{color:#171717;background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:12px}.auth-input button{color:#777;background:0 0;border:0;border-radius:7px;place-items:center;width:30px;height:30px;display:grid}.auth-input button:hover{background:var(--subtle);color:#222}.auth-primary,.auth-secondary,.auth-demo-admin{border-radius:9px;justify-content:center;align-items:center;gap:8px;width:100%;min-height:43px;font-size:11px;font-weight:650;display:flex}.auth-primary{color:#fff;background:#171717;border:1px solid #171717;margin-top:3px}.auth-primary:hover{background:#303030}.auth-secondary,.auth-demo-admin{border:1px solid var(--border-strong);color:#252525;background:#fff;margin-top:10px}.auth-secondary:hover,.auth-demo-admin:hover{background:var(--subtle)}.auth-link{color:#555;background:0 0;border:0;margin:14px auto 0;padding:4px;font-size:10px;display:block}.auth-link:hover,.auth-switch button:hover{color:#111;text-decoration:underline}.auth-forgot{margin-right:0}.auth-back{margin-top:18px}.auth-divider{color:#999;align-items:center;gap:10px;margin:18px 0 0;font-size:9px;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border);flex:1;height:1px}.auth-switch{color:var(--muted);text-align:center;margin:20px 0 0;font-size:10px}.auth-switch button{color:#222;background:0 0;border:0;margin-left:4px;padding:0;font-weight:650}.auth-error{color:var(--danger);margin:-2px 0 0;font-size:10px}.auth-notice{color:#27705c;background:#f3faf7;border:1px solid #cfe8de;border-radius:8px;align-items:center;gap:7px;margin-bottom:15px;padding:10px 11px;font-size:10px;display:flex}.auth-state{text-align:center}.auth-state-icon{color:#333;background:#f1f1f1;border-radius:14px;place-items:center;width:52px;height:52px;margin:0 auto 17px;display:grid}.auth-state-icon.pending{color:#826726;background:#f5f1e6}.auth-state p strong{color:#333;overflow-wrap:anywhere;font-weight:600}.auth-state .auth-primary{margin-top:24px}.pending-card .auth-brand{margin-bottom:25px}.pending-pill{color:#826726;background:#f5f1e6;border-radius:999px;margin-bottom:10px;padding:4px 8px;font-size:9px;font-weight:650;display:inline-flex}.pending-details,.account-details{border:1px solid var(--border);border-radius:10px;margin:22px 0;overflow:hidden}.pending-details div,.account-details div{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:20px;min-height:48px;padding:0 13px;display:flex}.pending-details div:first-child,.account-details div:first-child{border-top:0}.pending-details dt,.account-details dt{color:var(--muted);font-size:10px}.pending-details dd,.account-details dd{color:#262626;text-align:right;overflow-wrap:anywhere;max-width:70%;margin:0;font-size:10px}.auth-security-note{color:#8b8b8b;text-align:center;margin:0;font-size:9px;position:fixed;bottom:18px}.auth-loading{color:var(--muted);align-items:center;gap:11px;font-size:11px;display:flex}.account-menu button{align-items:center;gap:8px;display:flex}.account-center-modal{width:min(500px,94vw)}.account-profile{align-items:center;gap:12px;display:flex}.account-profile-avatar{color:#fff;background:#202020;border-radius:50%;place-items:center;width:44px;height:44px;font-size:15px;font-weight:650;display:grid}.account-profile strong,.account-profile span{display:block}.account-profile strong{font-size:13px}.account-profile span{color:var(--muted);margin-top:4px;font-size:10px}.account-actions{grid-template-columns:1fr 1fr;gap:9px;display:grid}.account-actions button{border:1px solid var(--border-strong);color:#333;background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:7px;min-height:40px;font-size:10px;display:flex}.account-actions button:hover{background:var(--subtle)}.account-name-field,.account-password-form{grid-template-columns:1fr auto;align-items:end;gap:8px;display:grid}.account-name-field{color:var(--muted);margin:16px 0 10px;font-size:10px}.account-name-field input,.account-password-form input,.danger-zone input{border:1px solid var(--border-strong);background:#fff;border-radius:8px;width:100%;height:38px;padding:0 10px}.account-name-field input{grid-column:1}.account-name-field button,.account-password-form button{border:1px solid var(--border-strong);background:#fff;border-radius:8px;height:38px;padding:0 12px}.account-password-form{margin-top:10px}.danger-zone{border-top:1px solid var(--border);margin-top:24px;padding-top:18px}.danger-zone>strong{font-size:11px}.danger-zone p{color:var(--muted);margin:6px 0 12px;font-size:9px;line-height:1.6}.danger-zone>div{justify-content:flex-end;gap:8px;display:flex}.danger-zone button{border:1px solid var(--border-strong);background:#fff;border-radius:7px;min-height:34px;padding:0 11px;font-size:9px}.danger-zone .danger-button{color:#fff;background:#c83d32;border-color:#c83d32}.danger-zone .danger-button.ghost{color:#b2372e;background:#fff}.admin-section-tabs{background:var(--subtle);border-radius:9px;gap:4px;margin-bottom:14px;padding:4px;display:inline-flex}.admin-section-tabs button{height:32px;color:var(--muted);background:0 0;border:0;border-radius:7px;padding:0 14px;font-size:10px}.admin-section-tabs button.selected{color:var(--text);background:#fff;box-shadow:0 1px 3px #00000014}.admin-data-panel{overflow:visible}.create-inline{border-bottom:1px solid var(--border);gap:8px;padding:14px 16px;display:flex}.create-inline input{border:1px solid var(--border-strong);border-radius:8px;flex:1;min-width:0;height:38px;padding:0 11px}.create-inline .primary-button{height:38px}.admin-filters{border-bottom:1px solid var(--border);grid-template-columns:minmax(200px,1fr) repeat(3,minmax(110px,auto));gap:8px;padding:13px 16px;display:grid}.admin-filters label{border:1px solid var(--border);border-radius:8px;align-items:center;gap:7px;height:36px;padding:0 10px;display:flex}.admin-filters input{border:0;outline:0;flex:1;min-width:0}.admin-filters select{border:1px solid var(--border);background:#fff;border-radius:8px;height:36px;padding:0 9px}.admin-list{display:grid}.admin-list-row{border-bottom:1px solid var(--border);grid-template-columns:minmax(220px,1fr) auto auto auto;align-items:center;gap:14px;min-height:64px;padding:10px 16px;display:grid}.admin-list-row:last-child{border-bottom:0}.admin-list-row>div:first-child strong,.admin-list-row>div:first-child span{display:block}.admin-list-row>div:first-child strong{font-size:11px}.admin-list-row>div:first-child span{color:var(--muted);margin-top:4px;font-size:9px}.admin-list-row>button{border:1px solid var(--border);background:#fff;border-radius:7px;height:30px;padding:0 9px;font-size:9px}.admin-list-row .danger-text{color:var(--danger)}.user-admin-row{grid-template-columns:34px minmax(210px,1fr) 82px 76px minmax(80px,auto) auto auto}.user-admin-row .avatar{width:30px;height:30px}.user-admin-row>em{color:var(--muted);font-size:9px;font-style:normal}.age-summary{color:var(--muted);font-size:9px}.status-badge{color:#555;white-space:nowrap;background:#f0f0f0;border-radius:999px;justify-self:start;padding:4px 7px;font-size:9px;font-style:normal}.status-badge.active{color:#27705a;background:#e8f4ef}.status-badge.disabled,.status-badge.deleted{color:#a24a42;background:#f7ecea}.compact-admin-modal{width:min(470px,94vw)}.permission-modal{width:min(560px,94vw)}.age-permission-field{border:1px solid var(--border);border-radius:9px;margin:4px 0 0;padding:13px}.age-permission-field legend{color:#444;padding:0 5px;font-size:10px;font-weight:600}.age-selection-actions{gap:8px;margin-bottom:10px;display:flex}.age-selection-actions button{color:#555;background:0 0;border:0;font-size:9px;text-decoration:underline}.age-permission-field>div:last-child{grid-template-columns:repeat(7,1fr);gap:7px;display:grid}.age-permission-field label{justify-content:center;align-items:center;display:flex}.age-permission-field input{opacity:0;pointer-events:none;position:absolute}.age-permission-field span{border:1px solid var(--border);color:#555;text-align:center;cursor:pointer;border-radius:7px;width:100%;padding:7px 3px;font-size:9px}.age-permission-field input:checked+span{color:#fff;background:#222;border-color:#222}.app-shell{background:var(--bg);min-height:100vh}.sidebar{z-index:15;width:var(--sidebar-width);background:var(--sidebar);border-right:1px solid var(--border);flex-direction:column;padding:10px;transition:width .22s,transform .22s;display:flex;position:fixed;inset:0 auto 0 0;overflow:visible}.sidebar-head{align-items:center;gap:4px;min-height:48px;margin-bottom:10px;display:flex}.brand{border-radius:9px;flex:1;align-items:center;gap:10px;min-width:0;height:44px;padding:5px 7px;display:flex}.brand-button{color:inherit;text-align:left;background:0 0;border:0}.brand-button:hover{background:var(--hover)}.brand-mark{border:1px solid var(--border);background:#fff;border-radius:8px;flex:0 0 30px;place-items:center;width:30px;height:30px;display:grid}.brand-mark svg{color:#222}.brand>div{min-width:0}.brand strong,.brand small{white-space:nowrap;text-overflow:ellipsis;display:block;overflow:hidden}.brand strong{font-size:13px;font-weight:650}.brand small{color:var(--muted);margin-top:2px;font-size:10px}.campus-logo{object-fit:contain;background:#fff;border-radius:7px;width:100%;height:100%;padding:3px;display:block}.sidebar-toggle,.mobile-close,.mobile-menu,.icon-button{color:#4b4b4b;background:0 0;border:0;border-radius:8px;flex:0 0 34px;place-items:center;width:34px;height:34px;display:grid}.sidebar-toggle:hover,.mobile-close:hover,.mobile-menu:hover,.icon-button:hover{background:var(--hover);color:#111}.mobile-close,.mobile-menu,.mobile-nav-backdrop{display:none}.sidebar nav{gap:3px;display:grid}.nav-item{color:#454545;text-align:left;white-space:nowrap;background:0 0;border:0;border-radius:8px;align-items:center;gap:11px;width:100%;height:40px;padding:0 11px;font-size:13px;display:flex;position:relative}.nav-item svg{stroke-width:1.8px;flex:none}.nav-item:hover{background:var(--hover);color:var(--text)}.nav-item.active{color:var(--text);background:#e7e7e8;font-weight:600}.nav-label{color:#8d8d8d;letter-spacing:.05em;margin:16px 11px 5px;font-size:10px;font-weight:650}.license-card{border:1px solid var(--border);background:#ffffffb3;border-radius:10px;grid-template-columns:28px 1fr;align-items:center;gap:4px 8px;margin-top:auto;padding:12px;display:grid}.license-icon{background:var(--subtle);color:#555;border-radius:7px;place-items:center;width:28px;height:28px;display:grid}.license-card span,.license-card strong{display:block}.license-card span{color:var(--muted);font-size:10px}.license-card strong{margin-top:2px;font-size:11px;font-weight:600}.license-track{background:#dedede;border-radius:3px;grid-column:1/-1;height:3px;margin:8px 0 4px;overflow:hidden}.license-track i{background:#575757;width:78%;height:100%;display:block}.license-card button{color:var(--muted);text-align:left;background:0 0;border:0;grid-column:1/-1;padding:5px 0 0;font-size:10px}.license-card button:hover{color:#111}.workspace{min-height:100vh;margin-left:var(--sidebar-width);transition:margin-left .22s}.topbar{z-index:10;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;grid-template-columns:minmax(150px,1fr) minmax(260px,440px) minmax(150px,1fr);align-items:center;gap:20px;height:64px;padding:0 24px;display:grid;position:sticky;top:0}.topbar-title{align-items:center;gap:8px;display:flex}.topbar-title strong{font-size:14px;font-weight:600}.search-box{border:1px solid var(--border);height:38px;color:var(--muted);background:#fafafa;border-radius:10px;align-items:center;gap:8px;padding:0 10px;display:flex}.search-box:focus-within{background:#fff;border-color:#b8b8b8;box-shadow:0 0 0 3px #0000000d}.search-box input{min-width:0;color:var(--text);background:0 0;border:0;outline:0;flex:1;font-size:12px}.search-box input::placeholder{color:#8f8f8f}.search-box kbd{border:1px solid var(--border);color:#8a8a8a;background:#fff;border-radius:5px;padding:2px 5px;font-size:9px;box-shadow:0 1px 1px #00000008}.top-actions{justify-self:end;align-items:center;gap:7px;display:flex}.icon-button{position:relative}.icon-button i{background:var(--danger);border:1px solid #fff;border-radius:50%;width:5px;height:5px;position:absolute;top:7px;right:7px}.account-wrap{position:relative}.account-button{height:40px;color:var(--text);background:0 0;border:0;border-radius:10px;align-items:center;gap:8px;padding:0 7px 0 4px;display:flex}.account-button:hover{background:var(--hover)}.avatar{color:#fff;background:#232323;border-radius:50%;flex:0 0 30px;place-items:center;width:30px;height:30px;font-size:11px;font-weight:650;display:grid}.user-meta{text-align:left}.user-meta strong,.user-meta small{display:block}.user-meta strong{font-size:11px}.user-meta small{color:var(--muted);margin-top:2px;font-size:9px}.account-menu{border:1px solid var(--border);background:#fff;border-radius:12px;width:190px;padding:7px;position:absolute;top:46px;right:0;box-shadow:0 14px 36px #0000001f}.account-menu>div{border-bottom:1px solid var(--border);padding:8px 9px 10px}.account-menu strong,.account-menu span{display:block}.account-menu strong{font-size:12px}.account-menu span{color:var(--muted);margin-top:3px;font-size:10px}.account-menu button{color:#333;text-align:left;background:0 0;border:0;border-radius:7px;width:100%;margin-top:6px;padding:9px;font-size:11px}.account-menu button:hover{background:var(--subtle)}.workspace-tabs-wrap{z-index:9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff5;padding:10px 34px 0;position:sticky;top:64px;overflow:hidden}.workspace-tabs{background:var(--subtle);scrollbar-width:thin;border-radius:10px;align-items:center;gap:4px;width:min(100%,1192px);margin:0 auto;padding:4px;display:flex;overflow-x:auto}.workspace-tab{width:190px;min-width:190px;height:38px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:7px;flex:0 0 190px;align-items:center;display:flex}.workspace-tab>button{min-width:0;height:100%;color:inherit;white-space:nowrap;background:0 0;border:0;align-items:center;gap:7px;padding:0 10px;font-size:10px;display:inline-flex}button.workspace-tab{white-space:nowrap;align-items:center;gap:7px;padding:0 10px;font-size:10px;display:inline-flex}.workspace-tab>button:first-child{flex:1;overflow:hidden}.workspace-tab>span,.workspace-tab>button:first-child span{text-overflow:ellipsis;min-width:0;overflow:hidden}.workspace-tab:hover{background:var(--subtle);color:#222}.workspace-tab.active{border-color:var(--border);color:#111;background:#fff;font-weight:650;box-shadow:0 1px 3px #00000014}.workspace-tab.pinned{padding-right:10px}.workspace-tab .tab-close{width:27px;color:var(--faint);border-radius:6px;justify-content:center;padding:0}.workspace-tab .tab-close:hover{background:var(--hover);color:#222}.workspace-tab.resource-preparation{--tab-accent:#59749a}.workspace-tab.resource-teaching{--tab-accent:#a5684d}.workspace-tab.resource-materials{--tab-accent:#647b73}.workspace-tab.resource-preparation.active{background:#f6f8fb}.workspace-tab.resource-teaching.active{background:#faf6f4}.workspace-tab.resource-materials.active{background:#f5f8f7}.workspace-tab.resource-preparation>button:first-child>svg{color:#59749a}.workspace-tab.resource-teaching>button:first-child>svg{color:#a5684d}.workspace-tab.resource-materials>button:first-child>svg{color:#647b73}.content{width:min(100%,1260px);margin:0 auto;padding:34px 34px 60px}.page-heading{justify-content:space-between;align-items:flex-end;gap:22px;margin-bottom:28px;display:flex}.page-heading h1{letter-spacing:-.035em;margin:0;font-size:clamp(24px,2.6vw,31px);font-weight:650;line-height:1.2}.page-heading p:not(.eyebrow){color:var(--muted);margin:8px 0 0;font-size:12px;line-height:1.6}.eyebrow{display:none}.primary-button,.secondary-button{white-space:nowrap;border-radius:9px;justify-content:center;align-items:center;gap:7px;min-height:38px;padding:0 14px;font-size:11px;font-weight:600;display:inline-flex}.primary-button{border:1px solid var(--accent);background:var(--accent);color:#fff}.primary-button:hover{background:#303030;border-color:#303030}.secondary-button{border:1px solid var(--border-strong);color:#282828;background:#fff}.secondary-button:hover{background:var(--subtle)}.overview-row{border:1px solid var(--border);border-radius:var(--radius);background:#fff;grid-template-columns:minmax(260px,1.7fr) repeat(3,minmax(100px,.5fr));align-items:center;min-height:76px;margin-bottom:22px;padding:12px 16px;display:grid}.overview-copy{grid-template-columns:32px 1fr;align-items:center;gap:1px 10px;display:grid}.overview-copy svg{background:var(--subtle);border-radius:8px;grid-row:1/3;width:32px;height:32px;padding:8px}.overview-copy span,.overview-stat span{color:var(--muted);font-size:10px}.overview-copy strong{font-size:12px}.overview-stat{border-left:1px solid var(--border);flex-direction:column;justify-content:center;align-items:center;min-height:44px;display:flex}.overview-stat strong{margin-top:3px;font-size:18px;font-weight:600}.filters{justify-content:space-between;align-items:center;gap:18px;margin-bottom:18px;display:flex}.filter-group,.term-switch,.chip-row{background:var(--subtle);border-radius:9px;align-items:center;gap:2px;padding:3px;display:flex}.filter-group{max-width:100%;overflow-x:auto}.filter-title{color:var(--muted);white-space:nowrap;padding:0 8px;font-size:10px}.filter-group button,.term-switch button,.chip-row button{color:#666;white-space:nowrap;background:0 0;border:0;border-radius:7px;height:30px;padding:0 10px;font-size:10px}.filter-group button:hover,.term-switch button:hover,.chip-row button:hover{color:#111}.filter-group button.selected,.term-switch button.selected,.chip-row button.selected{color:#111;background:#fff;font-weight:600;box-shadow:0 1px 3px #00000014}.curriculum-panel,.manage-panel{border:1px solid var(--border);border-radius:var(--radius);background:#fff;overflow:hidden}.panel-heading,.manage-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:14px;min-height:62px;padding:0 18px;display:flex}.panel-heading>div{align-items:center;gap:10px;display:flex}.panel-heading h2{margin:0;font-size:14px;font-weight:600}.edition-badge{border:1px solid var(--border);background:var(--subtle);color:#555;border-radius:6px;padding:5px 7px;font-size:9px;font-weight:650}.updated-text{color:var(--faint);font-size:10px}.panel-action-area{position:relative}.panel-edit-trigger,.panel-edit-actions button{border:1px solid var(--border);color:#444;background:#fff;border-radius:7px;justify-content:center;align-items:center;gap:5px;min-height:32px;padding:0 9px;font-size:10px;display:inline-flex}.panel-edit-trigger:hover,.panel-edit-actions button:hover{background:var(--subtle);color:#111}.panel-edit-actions{align-items:center;gap:6px;display:flex}.panel-edit-actions>span{color:var(--muted);margin-right:3px;font-size:10px}.panel-edit-actions .save-inline{color:#fff;background:#171717;border-color:#171717}.panel-edit-actions .save-inline:hover{color:#fff;background:#303030}.unit-edit-menu{z-index:6;border:1px solid var(--border);background:#fff;border-radius:10px;width:230px;padding:6px;position:absolute;top:38px;right:0;box-shadow:0 12px 30px #0000001f}.unit-edit-menu button{color:#333;text-align:left;background:0 0;border:0;border-radius:7px;grid-template-columns:24px 1fr;align-items:center;gap:7px;width:100%;min-height:38px;padding:0 8px;display:grid}.unit-edit-menu button:hover{background:var(--subtle)}.unit-edit-menu button span{color:var(--faint);font-size:9px}.unit-edit-menu button strong{text-overflow:ellipsis;white-space:nowrap;font-size:10px;font-weight:550;overflow:hidden}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:920px}th{color:#777;text-align:left;background:#fafafa;height:42px;padding:0 8px;font-size:10px;font-weight:550}th:first-child,td:first-child{width:68px;padding-left:18px}th:nth-child(2){width:175px}th:nth-child(3){width:31%}th:nth-child(4){width:92px}th:nth-child(5){width:82px}th:nth-child(6){width:100px}th:last-child{width:58px}td{border-top:1px solid var(--border);height:82px;padding:10px 8px;font-size:11px}tbody tr:hover{background:#fafafa}.number{color:#888;font-variant-numeric:tabular-nums;font-size:12px}.unit-title strong,.unit-title span{display:block}.unit-title strong{margin-bottom:5px;font-size:12px;font-weight:600}.unit-title span{color:var(--muted);font-size:9px}.goal{max-width:340px;color:var(--muted);margin:0;font-size:10px;line-height:1.65}.art-thumb{background:#ffd2bd;border-radius:8px;width:56px;height:46px;position:relative;overflow:hidden}.art-thumb i,.art-thumb b,.art-thumb em{display:block;position:absolute}.art-thumb i{background:#ed765e;border-radius:50%;width:35px;height:35px;top:13px;left:-5px}.art-thumb b{background:#1a6e68;border-radius:50%;width:25px;height:9px;top:9px;right:0;transform:rotate(-25deg)}.art-thumb em{border:3px solid #fff6dc;border-radius:50%;width:15px;height:28px;bottom:-7px;right:10px;transform:rotate(38deg)}.art-thumb.blue{background:#badfe7}.art-thumb.blue i{background:#356cae}.art-thumb.blue b{background:#f0c95d}.art-thumb.green{background:#dce8ba}.art-thumb.green i{background:#77a359}.art-thumb.green b{background:#ee8d65}.art-thumb.purple{background:#ddcfeb}.art-thumb.purple i{background:#8556a5}.art-thumb.purple b{background:#67a599}.lesson-count{color:#555;font-size:10px}.lesson-link{color:#222;background:0 0;border:0;padding:6px 0;font-size:10px;font-weight:600}.lesson-link:hover{text-decoration:underline}.lesson-link span{vertical-align:-1px;font-size:15px}.edit-button,.more-button,.delete-button{color:#666;background:0 0;border:0;border-radius:7px;place-items:center;width:31px;height:31px;display:grid}.edit-button:hover,.more-button:hover{background:var(--hover);color:#111}.library-tools{border-bottom:1px solid var(--border);align-items:center;gap:20px;min-height:58px;margin-bottom:20px;padding:0 2px;display:flex}.resource-count{color:#333;align-items:center;gap:7px;display:flex}.resource-count strong{font-size:16px}.resource-count span{color:var(--muted);font-size:10px}.library-tools select{border:1px solid var(--border);color:#555;background:#fff;border-radius:8px;height:34px;margin-left:auto;padding:0 28px 0 10px;font-size:10px}.asset-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.asset-card{border:1px solid var(--border);color:inherit;text-align:left;background:#fff;border-radius:11px;padding:0;transition:border-color .15s,background .15s;overflow:hidden}.asset-card:hover{background:#fdfdfd;border-color:#c9c9c9}.asset-cover{background:#f2f2f2;place-items:center;height:172px;display:grid;position:relative;overflow:hidden}.asset-cover:before{content:"";background:#fff;border:1px solid #0000000a;width:76%;height:76%;position:absolute;top:13%;left:12%;transform:rotate(-2deg);box-shadow:0 8px 24px #00000014}.asset-cover .art-thumb{z-index:1;transform:scale(1.7)}.asset-kind{z-index:2;color:#fff;background:#141414e0;border-radius:6px;padding:4px 7px;font-size:9px;font-weight:650;position:absolute;top:11px;left:11px}.asset-fav{z-index:2;color:#555;background:#ffffffeb;border:1px solid #0000000f;border-radius:50%;place-items:center;width:29px;height:29px;font-size:17px;display:grid;position:absolute;top:9px;right:10px}.asset-copy{padding:13px 14px 15px}.asset-copy strong,.asset-copy span{display:block}.asset-copy strong{color:#222;white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.asset-copy span{color:var(--muted);margin-top:6px;font-size:9px}.manage-header{justify-content:flex-start}.manage-header .manage-title{gap:3px;display:grid}.manage-header>.primary-button{margin-left:auto}.manage-header strong{font-size:13px}.manage-header span{color:var(--muted);font-size:10px}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:360px;display:flex}.empty-state>div{background:var(--subtle);color:#555;border-radius:14px;place-items:center;width:54px;height:54px;display:grid}.empty-state h3{margin:16px 0 7px;font-size:16px}.empty-state p{color:var(--muted);margin:0 0 18px;font-size:10px}.upload-list{padding:0 17px}.upload-row{border-bottom:1px solid var(--border);min-height:70px;color:var(--muted);grid-template-columns:38px minmax(190px,1.7fr) .45fr .7fr 48px 35px;align-items:center;gap:12px;font-size:10px;display:grid}.file-icon{color:#a14940;background:#f4e4e1;border-radius:8px;place-items:center;width:35px;height:35px;display:grid}.file-icon.视频{color:#367079;background:#e2edef}.file-icon.图片{color:#667842;background:#e8eddc}.upload-name strong,.upload-name span{display:block}.upload-name strong{color:#222;font-size:11px}.upload-name span{color:var(--faint);margin-top:4px;font-size:9px}.upload-row button:not(.delete-button){color:#333;background:0 0;border:0;font-size:10px}.upload-row button:not(.delete-button):hover{text-decoration:underline}.upload-row .delete-button{color:var(--danger)}.upload-row .delete-button:hover{background:#fff1ef}.license-hero{border:1px solid var(--border);border-radius:var(--radius);background:#fff;grid-template-columns:62px 1fr auto;align-items:center;gap:18px;min-height:138px;margin-bottom:18px;padding:24px 28px;display:grid}.license-seal{border:1px solid var(--border);background:var(--subtle);color:#333;border-radius:14px;place-items:center;width:58px;height:58px;display:grid;overflow:hidden}.license-seal .campus-logo{padding:5px}.license-hero span{color:var(--muted);font-size:10px}.license-hero h2{margin:5px 0;font-size:19px;font-weight:650}.license-hero p{color:var(--muted);margin:0;font-size:9px}.expiry{border-left:1px solid var(--border);text-align:right;padding-left:32px}.expiry span,.expiry strong,.expiry em{display:block}.expiry strong{margin:5px 0;font-size:15px}.expiry em{color:var(--success);font-size:9px;font-style:normal;font-weight:600}.user-layout{grid-template-columns:1.55fr .72fr;gap:16px;display:grid}.member-row{border-bottom:1px solid var(--border);grid-template-columns:38px 1fr 80px 80px;align-items:center;gap:11px;min-height:70px;padding:0 18px;display:grid}.member-row strong,.member-row span{display:block}.member-row strong{font-size:11px}.member-row div span{color:var(--faint);margin-top:4px;font-size:9px}.member-row>span{color:var(--success);font-size:9px}.member-row em{color:var(--muted);font-size:9px;font-style:normal}.blue-avatar{background:#55708a}.add-member{border:1px dashed var(--border-strong);color:#555;background:#fafafa;border-radius:8px;justify-content:center;align-items:center;gap:6px;width:calc(100% - 36px);height:40px;margin:14px 18px;font-size:10px;display:flex}.add-member:hover{background:var(--subtle);border-color:#aaa}.permission-panel{border:1px solid var(--border);border-radius:var(--radius);background:#fafafa;padding:20px}.permission-panel h3{margin:0 0 16px;font-size:13px}.permission-panel p{color:#555;align-items:center;gap:8px;font-size:10px;display:flex}.permission-panel p svg{color:var(--success)}.permission-panel button{border:1px solid var(--border-strong);color:#222;background:#fff;border-radius:8px;width:100%;height:38px;margin-top:13px;font-size:10px}.permission-panel button:hover{background:var(--subtle)}.scrim,.modal-backdrop{z-index:30;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000061;position:fixed;inset:0}.drawer{background:#fff;width:min(500px,94vw);position:absolute;inset:0 0 0 auto;overflow-y:auto;box-shadow:-18px 0 45px #00000029}.drawer-head{border-bottom:1px solid var(--border);align-items:center;gap:11px;height:62px;padding:0 18px;display:flex}.drawer-head button,.preview-modal header button,.form-modal header button{color:#555;background:0 0;border:0;border-radius:8px;place-items:center;width:34px;height:34px;display:grid}.drawer-head button:hover,.preview-modal header button:hover,.form-modal header button:hover{background:var(--hover);color:#111}.drawer-head span{color:var(--muted);font-size:11px}.drawer-hero{border-bottom:1px solid var(--border);background:#fafafa;align-items:center;gap:20px;padding:26px 28px;display:flex}.drawer-hero .art-thumb{margin:8px;transform:scale(1.35)}.drawer-hero p{color:var(--muted);margin:0;font-size:9px}.drawer-hero h2{margin:7px 0;font-size:22px;font-weight:650}.drawer-hero span{color:var(--muted);font-size:9px}.lesson-list{padding:10px 20px}.lesson-item{border-bottom:1px solid var(--border);grid-template-columns:32px 1fr;gap:12px;padding:17px 8px;display:grid}.lesson-index{background:var(--subtle);color:#444;border-radius:50%;place-items:center;width:28px;height:28px;font-size:11px;font-weight:600;display:grid}.lesson-item strong{font-size:12px}.lesson-item p{color:var(--muted);margin:5px 0 10px;font-size:9px}.lesson-item div div{gap:6px;display:flex}.lesson-item button{border:1px solid var(--border);color:#555;background:#fff;border-radius:7px;align-items:center;gap:5px;padding:6px 8px;font-size:9px;display:flex}.lesson-item button:hover{background:var(--subtle);color:#111}.modal-backdrop{place-items:center;padding:18px;display:grid}.preview-modal,.form-modal{background:#fff;border:1px solid #00000014;border-radius:14px;overflow:hidden;box-shadow:0 24px 70px #0003}.preview-modal{width:min(900px,95vw);max-height:92vh}.preview-modal header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;height:62px;padding:0 16px 0 20px;display:flex}.preview-modal header strong,.preview-modal header span{display:block}.preview-modal header strong{font-size:12px}.preview-modal header span{color:var(--muted);margin-top:4px;font-size:9px}.preview-modal header>div:last-child{align-items:center;gap:3px;display:flex}.preview-modal header a{color:#555;border-radius:8px;place-items:center;width:34px;height:34px;display:grid}.preview-modal header a:hover{background:var(--hover);color:#111}.viewer{background:#252525;place-items:center;height:min(61vh,540px);padding:34px;display:grid}.slide-scene{aspect-ratio:16/9;background:#fff6e8;width:min(720px,85%);padding:8% 7%;position:relative;overflow:hidden;box-shadow:0 15px 40px #00000047}.slide-scene:after{content:"";aspect-ratio:1;background:#eec55e;border-radius:50%;width:38%;position:absolute;bottom:-25%;right:-10%}.slide-scene .art-thumb{z-index:2;position:absolute;top:20%;right:16%;transform:scale(2.5)}.slide-number{color:#9b8061;font-size:9px;position:absolute;top:6%;right:4%}.slide-copy{z-index:3;max-width:55%;position:relative}.slide-copy span{color:#297268;letter-spacing:.14em;font-size:8px}.slide-copy h2{margin:15px 0 9px;font-size:clamp(25px,4vw,45px);font-weight:650;line-height:1.12}.slide-copy p{color:#7c7061;font-size:11px}.video-scene{aspect-ratio:16/9;background:#b8d8dd;place-items:center;width:min(720px,88%);display:grid;position:relative;overflow:hidden}.video-scene:before{content:"示范视频";color:#1d4e55;font-size:clamp(28px,5vw,60px);font-weight:650;position:absolute;top:14%;left:8%}.video-scene .art-thumb{position:absolute;bottom:22%;right:20%;transform:scale(3.3)}.video-scene button{z-index:3;color:#174f4b;background:#ffffffe6;border:0;border-radius:50%;place-items:center;width:64px;height:64px;padding-left:4px;display:grid}.viewer.视频{padding-bottom:0;display:block}.viewer.视频 .video-scene{margin:auto}.video-controls{color:#fff;align-items:center;gap:11px;max-width:720px;height:42px;margin:auto;font-size:9px;display:flex}.video-controls i{background:#5b5b5b;border-radius:3px;flex:1;height:3px;overflow:hidden}.video-controls b{background:#ddd;width:21%;height:100%;display:block}.image-scene{background:#e6efd6;justify-content:center;align-items:center;gap:18%;width:min(580px,80%);height:100%;display:flex;position:relative;overflow:hidden}.image-scene:before,.image-scene:after{content:"";opacity:.35;border:3px solid #718c49;border-radius:70% 0;width:170px;height:260px;position:absolute;transform:rotate(35deg)}.image-scene:before{bottom:-80px;left:-30px}.image-scene:after{top:-90px;right:-25px}.image-scene .art-thumb{transform:scale(3.2)}.botanical{color:#315a42;font-size:clamp(34px,6vw,70px);font-weight:650;line-height:1.1}.preview-modal footer{justify-content:space-between;align-items:center;height:54px;padding:0 18px;display:flex}.preview-modal footer span{color:var(--muted);font-size:9px}.preview-modal footer button{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;height:34px;padding:0 14px;font-size:10px}.form-modal{width:min(590px,95vw);max-height:94vh;padding:0 24px 22px;overflow-y:auto}.form-modal.compact-upload-modal{width:min(470px,95vw)}.form-modal header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;min-height:74px;margin-bottom:18px;display:flex}.form-modal header h2{margin:0;font-size:19px;font-weight:650}.form-modal header p{color:var(--muted);margin:5px 0 0;font-size:9px}.form-modal>label,.form-grid label{color:#444;gap:7px;margin-bottom:14px;font-size:10px;font-weight:600;display:grid}.form-modal input,.form-modal select,.form-modal textarea{border:1px solid var(--border-strong);color:#222;background:#fff;border-radius:8px;width:100%;font-size:11px}.form-modal input,.form-modal select{height:40px;padding:0 11px}.form-modal textarea{resize:vertical;min-height:110px;padding:11px;line-height:1.65}.form-modal input:focus,.form-modal select:focus,.form-modal textarea:focus{border-color:#777;outline:none;box-shadow:0 0 0 3px #0000000f}.form-modal input:disabled{background:var(--subtle);color:#999}.form-grid{grid-template-columns:1fr 1fr;gap:0 12px;display:grid}.drop-zone{flex-direction:column;justify-content:center;align-items:center;position:relative;color:#333!important;background:#fafafa!important;border:1px dashed #aaa!important;border-radius:10px!important;gap:7px!important;height:122px!important;display:flex!important}.drop-zone:hover{background:var(--subtle)!important}.drop-zone span{color:var(--muted);font-size:9px;font-weight:400}.drop-zone input{opacity:0;cursor:pointer;height:100%;position:absolute;inset:0}.form-modal footer{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.form-modal footer>button{border:1px solid var(--border-strong);color:#333;background:#fff;border-radius:8px;height:40px;padding:0 16px;font-size:10px}.form-modal footer>button:hover{background:var(--subtle)}.form-modal footer .primary-button{border-color:var(--accent);background:var(--accent);color:#fff}.form-modal footer .primary-button:hover{background:#303030}.register-modal{width:min(480px,94vw)}.register-art{border:1px solid var(--border);color:#444;background:#fafafa;border-radius:10px;align-items:center;gap:13px;min-height:68px;margin-bottom:17px;padding:13px 15px;display:flex}.register-art strong,.register-art span{display:block}.register-art strong{font-size:11px}.register-art span{color:var(--muted);margin-top:4px;font-size:9px}.terms{color:var(--faint);margin:-3px 0;font-size:9px}.edit-unit-modal{width:min(520px,94vw)}.admin-note,.brand-usage{border:1px solid var(--border);color:var(--muted);background:#fafafa;border-radius:8px;align-items:center;gap:8px;padding:11px 12px;font-size:9px;display:flex}.admin-note svg,.brand-usage svg{color:var(--success);flex:none}.branding-modal{width:min(540px,94vw)}.branding-editor{border:1px solid var(--border);background:#fafafa;border-radius:10px;grid-template-columns:92px 1fr;align-items:center;gap:16px;margin-bottom:17px;padding:15px;display:grid}.logo-preview{border:1px solid var(--border);color:#444;background:#fff;border-radius:16px;place-items:center;width:88px;height:88px;display:grid;overflow:hidden}.logo-preview img{object-fit:contain;background:#fff;width:100%;height:100%;padding:5px}.logo-actions strong,.logo-actions span{display:block}.logo-actions strong{font-size:11px}.logo-actions>span{color:var(--muted);margin:5px 0 11px;font-size:9px}.logo-actions>div{align-items:center;gap:7px;display:flex}.file-picker,.logo-actions button{cursor:pointer;align-items:center;gap:5px;position:relative;border:1px solid var(--border-strong)!important;color:#444!important;background:#fff!important;border-radius:7px!important;height:31px!important;padding:0 9px!important;font-size:9px!important;font-weight:500!important;display:flex!important}.file-picker input{opacity:0;width:1px;height:1px;position:absolute}.toast{z-index:60;color:#fff;background:#202020;border-radius:9px;align-items:center;gap:8px;padding:11px 15px;font-size:10px;display:flex;position:fixed;bottom:28px;left:50%;transform:translate(-50%);box-shadow:0 12px 35px #0003}.toast svg{color:#7ed8bc}.sidebar-collapsed{--sidebar-width:64px}.sidebar-collapsed .sidebar{padding-inline:8px}.sidebar-collapsed .sidebar-head{justify-items:center;display:grid}.sidebar-collapsed .brand{width:44px;padding:6px}.sidebar-collapsed .brand>div,.sidebar-collapsed .nav-item span,.sidebar-collapsed .nav-label,.sidebar-collapsed .license-card{display:none}.sidebar-collapsed .sidebar-toggle{width:40px}.sidebar-collapsed .nav-item{justify-content:center;padding:0}.sidebar-collapsed .nav-item:after{content:attr(data-label);z-index:30;color:#fff;opacity:0;pointer-events:none;white-space:nowrap;background:#202020;border-radius:6px;padding:6px 8px;font-size:10px;font-weight:500;transition:opacity .12s,transform .12s;position:absolute;top:50%;left:47px;transform:translateY(-50%)translate(-4px)}.sidebar-collapsed .nav-item:hover:after{opacity:1;transform:translateY(-50%)translate(0)}.sidebar-collapsed .nav-item:focus-visible:after{opacity:1;transform:translateY(-50%)translate(0)}@media (max-width:1050px){.admin-filters{grid-template-columns:1fr 1fr}.user-admin-row{grid-template-columns:34px minmax(180px,1fr) 72px 72px auto}.user-admin-row .age-summary{display:none}.topbar{grid-template-columns:minmax(130px,.7fr) minmax(250px,1.3fr) minmax(120px,.7fr)}.content{padding-inline:24px}.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.upload-row{grid-template-columns:38px 1fr 80px 45px 35px}.upload-row>span:nth-of-type(2){display:none}.user-layout{grid-template-columns:1fr}.permission-panel{grid-template-columns:repeat(2,1fr);column-gap:15px;display:grid}.permission-panel h3,.permission-panel button{grid-column:1/-1}}@media (max-width:720px){.auth-prototype{align-items:start;padding:62px 14px 34px}.auth-card{border-radius:14px;margin-top:22px;padding:24px 20px;box-shadow:0 10px 32px #00000012}.auth-brand{margin-bottom:24px}.auth-security-note{margin:18px auto 0;position:static}.admin-filters{grid-template-columns:1fr}.admin-list-row,.user-admin-row{grid-template-columns:34px 1fr auto;gap:8px}.admin-list-row>div:first-child,.user-admin-row>div{grid-column:2/-1}.age-permission-field>div:last-child{grid-template-columns:repeat(4,1fr)}.prototype-active .workspace-tabs-wrap{top:136px}.app-shell,.sidebar-collapsed{--sidebar-width:0px}.sidebar,.sidebar-collapsed .sidebar{width:280px;padding:10px;transform:translate(-100%);box-shadow:16px 0 40px #00000029}.sidebar.mobile-open{transform:translate(0)}.sidebar-collapsed .sidebar-head{display:flex}.sidebar-collapsed .brand{width:auto;padding:5px 7px}.sidebar-collapsed .brand>div,.sidebar-collapsed .nav-item span,.sidebar-collapsed .nav-label{display:block}.sidebar-collapsed .license-card{display:grid}.sidebar-collapsed .nav-item{justify-content:flex-start;padding:0 11px}.sidebar-collapsed .nav-item:after,.sidebar-toggle{display:none}.mobile-close{display:grid}.mobile-nav-backdrop{z-index:14;opacity:0;pointer-events:none;background:#00000057;border:0;transition:opacity .2s;position:fixed;inset:0}.mobile-nav-backdrop.visible{opacity:1;pointer-events:auto;display:block}.workspace{margin-left:0}.topbar{grid-template-rows:50px 42px;grid-template-columns:minmax(120px,1fr) auto;gap:0 8px;height:102px;padding:0 12px 8px}.mobile-menu{display:grid}.search-box{grid-area:2/1/auto/-1;display:flex}.topbar-title strong{font-size:13px}.user-meta,.account-button>svg{display:none}.account-button{padding:0 2px}.content{padding:26px 14px 42px}.page-heading{align-items:flex-start;margin-bottom:22px}.page-heading p:not(.eyebrow){max-width:235px}.overview-row{grid-template-columns:repeat(3,1fr);padding:11px}.overview-copy{grid-column:1/-1;padding-bottom:11px}.overview-stat:first-of-type{border-left:0}.filters{flex-direction:column;align-items:stretch}.filter-group{width:100%}.term-switch{align-self:flex-end}.panel-heading{flex-direction:column;justify-content:center;align-items:flex-start}.panel-action-area{justify-content:flex-end;width:100%}.panel-edit-actions{flex-wrap:wrap;width:100%}.panel-edit-actions>span{margin-right:auto}.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.asset-cover{height:118px}.asset-copy{padding:10px}.asset-copy strong{font-size:10px}.library-tools{overflow-x:auto}.library-tools select{display:none}.license-hero{grid-template-columns:52px 1fr;padding:18px}.license-seal{width:48px;height:48px}.expiry{border-top:1px solid var(--border);text-align:left;border-left:0;grid-column:1/-1;padding:12px 0 0}.member-row{grid-template-columns:38px 1fr 70px}.member-row>span{display:none}.upload-row{grid-template-columns:35px 1fr 42px 32px}.upload-row>span{display:none}.form-grid{grid-template-columns:1fr}.viewer{height:48vh;padding:16px}.slide-scene,.image-scene{width:100%}.preview-modal header{padding-left:13px}.branding-editor{grid-template-columns:72px 1fr;gap:12px;padding:11px}.logo-preview{width:68px;height:68px}.logo-actions>div{flex-wrap:wrap}}@media (max-width:430px){.page-heading{gap:12px}.primary-button{padding-inline:10px}.primary-button svg{width:16px}.asset-cover{height:104px}.permission-panel{display:block}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.curriculum-panel.grouped{overflow:hidden}.grouped-table{table-layout:fixed;min-width:1050px}.grouped-table th:first-child,.grouped-table td:first-child{text-align:center;width:58px;padding-left:12px}.grouped-table th:nth-child(2){width:150px}.grouped-table th:nth-child(3){width:260px}.grouped-table th:nth-child(4){width:94px}.grouped-table th:nth-child(5){text-align:center;width:66px}.grouped-table th:nth-child(6){width:205px}.grouped-table th:nth-child(7){width:220px}.grouped-table td{vertical-align:middle;height:66px;padding:8px}.grouped-table td[rowspan]{border-right:1px solid var(--border);background:#fdfdfd}.grouped-table .unit-group+.unit-group tr:first-child td{border-top-color:#bfbfbf}.grouped-table tbody tr:hover td[rowspan]{background:#fdfdfd}.unit-number{color:#444;font-size:13px;font-weight:600}.lesson-thumbnail{object-fit:cover;border:1px solid var(--border);background:#fff;border-radius:5px;width:68px;height:48px;display:block}.lesson-order{text-align:center;color:#444;font-variant-numeric:tabular-nums;font-size:11px;display:block}.lesson-name{color:#272727;font-size:11px;font-weight:550;line-height:1.45;display:block}.resource-links{grid-template-columns:repeat(3,minmax(0,1fr));align-items:center;gap:4px;display:grid}.resource-link{--resource-color:#59749a;--resource-tint:#f1f4f8;width:100%;min-width:0;min-height:32px;color:var(--resource-color);white-space:nowrap;background:0 0;border:0;border-radius:7px;justify-content:center;align-items:center;gap:4px;padding:0 5px;font-size:10px;display:inline-flex}.resource-link.teaching{--resource-color:#a5684d;--resource-tint:#f8f2ef}.resource-link.materials{--resource-color:#647b73;--resource-tint:#f1f5f3}.resource-link:hover{background:var(--resource-tint)}.resource-link>svg{flex:0 0 14px;width:14px;height:14px}.resource-link-label{text-overflow:ellipsis;overflow:hidden}.resource-count-badge{background:var(--resource-color);color:#fff;font-variant-numeric:tabular-nums;border-radius:8px;place-items:center;min-width:16px;height:16px;padding:0 4px;font-size:8px;display:grid}.inline-unit-fields{gap:6px;display:grid}.add-unit-lesson{border:1px dashed var(--border-strong);background:var(--subtle);color:#444;border-radius:6px;justify-content:center;align-items:center;gap:5px;min-height:30px;font-size:9px;display:inline-flex}.add-unit-lesson:hover:not(:disabled){background:var(--hover);color:#111;border-style:solid}.inline-unit-fields input,.lesson-name-editor input,.inline-goal{border:1px solid var(--border-strong);color:#222;background:#fff;border-radius:6px;width:100%;font-size:10px}.inline-unit-fields input,.lesson-name-editor input{height:34px;padding:0 8px}.inline-unit-fields input+input{color:var(--muted)}.inline-goal{resize:vertical;min-height:128px;padding:8px;line-height:1.55}.inline-unit-fields input:focus,.lesson-name-editor input:focus,.inline-goal:focus{border-color:#777;outline:none;box-shadow:0 0 0 3px #0000000f}.lesson-name-editor{grid-template-columns:1fr 28px;gap:5px;display:grid}.lesson-name-editor button,.order-buttons button,.thumb-editor button{width:28px;height:28px;color:var(--muted);background:0 0;border:0;border-radius:6px;place-items:center;display:grid}.lesson-name-editor button:hover,.order-buttons button:hover,.thumb-editor button:hover{background:var(--hover);color:var(--danger)}.order-buttons{justify-content:center;gap:2px;margin-top:4px;display:flex}.order-buttons button{width:23px;height:22px}.thumb-editor{align-items:center;gap:2px;display:flex;position:relative}.thumb-editor label{color:#333;cursor:pointer;background:#fffffff0;border:1px solid #0000001f;border-radius:6px;place-items:center;width:24px;height:24px;display:grid;position:absolute;bottom:2px;right:2px;overflow:hidden}.thumb-editor label input{opacity:0;width:1px;height:1px;position:absolute}.thumb-editor>button{background:#fffffff0;width:22px;height:22px;position:absolute;top:2px;right:2px}.resource-page{max-width:1040px}.resource-breadcrumb{color:var(--muted);margin-bottom:6px!important;font-size:10px!important}.attach-bar{border:1px solid var(--border);background:#fafafa;border-radius:10px;grid-template-columns:1fr minmax(210px,330px) auto;align-items:center;gap:10px;min-height:58px;margin-bottom:14px;padding:10px 12px;display:grid}.attach-bar>div{color:#444;align-items:center;gap:7px;font-size:10px;display:flex}.attach-bar select{border:1px solid var(--border-strong);color:#444;background:#fff;border-radius:7px;height:34px;padding:0 9px;font-size:10px}.attach-bar>button{color:#fff;background:#171717;border:1px solid #171717;border-radius:7px;height:34px;padding:0 11px;font-size:10px}.resource-list-panel{border:1px solid var(--border);border-radius:var(--radius);background:#fff;overflow:hidden}.empty-state.compact{min-height:280px}.resource-file-list{padding:0 16px}.resource-file-list article{border-bottom:1px solid var(--border);grid-template-columns:38px minmax(180px,1fr) repeat(4,auto) 34px;align-items:center;gap:10px;min-height:72px;display:grid}.resource-file-list article:last-child{border-bottom:0}.resource-file-list article>div:nth-child(2) strong,.resource-file-list article>div:nth-child(2) span{display:block}.resource-file-list article>div:nth-child(2) strong{font-size:11px}.resource-file-list article>div:nth-child(2) span{color:var(--muted);margin-top:4px;font-size:9px}.resource-file-list article button,.resource-file-list article a{color:#444;background:0 0;border:0;font-size:9px;text-decoration:none}.resource-file-list article button:hover,.resource-file-list article a:hover{color:#111;text-decoration:underline}.resource-file-list article .danger-icon{width:30px;height:30px;color:var(--danger);border-radius:6px;place-items:center;display:grid}.resource-file-list article .danger-icon:hover{background:#fff1ef;text-decoration:none}.expiry .expired{color:var(--danger)}@media (max-width:720px){.workspace-tabs-wrap{padding-inline:10px;top:102px}.workspace-tab{flex-basis:160px;width:160px;min-width:160px}.grouped-table{min-width:1050px}.attach-bar{grid-template-columns:1fr}.resource-file-list{padding:0 10px;overflow-x:auto}.resource-file-list article{min-width:760px}}.purpose-library-tools{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;padding:0 0 18px;display:flex}.purpose-library-tools .resource-count{margin-right:auto}.purpose-library-tools select,.library-search{border:1px solid var(--border);height:36px;color:var(--muted);background:#fff;border-radius:8px;padding:0 10px;font-size:11px}.library-search{align-items:center;gap:7px;display:flex}.library-search input{width:145px;min-width:0;font:inherit;color:#222;background:0 0;border:0}.library-resource-card{border:1px solid var(--border);background:#fff;border-radius:12px;min-width:0;overflow:hidden}.library-open-preview{text-align:left;background:0 0;border:0;width:100%;padding:0;display:block}.library-resource-cover{color:#8a8a86;background:#f5f5f4;justify-content:center;align-items:center;height:170px;display:flex;position:relative}.library-resource-cover img{object-fit:contain;width:100%;height:100%}.library-resource-cover>span{color:#444;background:#ffffffed;border:1px solid #e7e7e7;border-radius:6px;padding:4px 7px;font-size:10px;position:absolute;top:12px;left:12px}.library-open-preview:hover .asset-copy strong{text-underline-offset:3px;text-decoration:underline}.library-card-actions{align-items:center;gap:8px;padding:0 14px 12px;display:flex}.library-card-actions button,.library-card-actions a,.library-pagination button{color:#555;background:0 0;border:0;border-radius:6px;justify-content:center;align-items:center;gap:4px;min-height:30px;padding:4px 6px;font-size:11px;text-decoration:none;display:inline-flex}.library-card-actions button:hover,.library-card-actions a:hover{background:var(--subtle);color:#111}.library-card-actions>button:first-child{color:#222;margin-right:auto}.library-pagination{justify-content:center;align-items:center;gap:18px;padding:26px 0;font-size:12px;display:flex}.library-pagination button{border:1px solid var(--border);padding:6px 12px}.library-editor{max-height:90vh;overflow-y:auto}.library-editor>label{margin-top:14px}.library-editor small{color:var(--muted);margin-top:5px;font-size:10px;font-weight:400;line-height:1.6;display:block}.library-editor .library-file-field{border:1px solid var(--border);border-radius:8px;grid-template-columns:22px 1fr;align-items:center;gap:7px;padding:12px;display:grid}.library-file-field input,.library-file-field small{grid-column:1/-1}.library-editor input[type=file]{border:0;width:100%;height:auto;padding:7px 0;font-size:11px}.library-editor .library-checkbox{align-items:center;gap:8px;font-size:11px;display:flex}.library-checkbox input{width:15px;height:15px}.asset-error{color:#994331;background:#fff5f3;border:1px solid #efd5cf;border-radius:8px;padding:12px;font-size:12px;line-height:1.6}.real-asset-viewer{flex-direction:column;width:min(1040px,94vw);max-height:92vh;display:flex}.real-asset-viewer header,.real-asset-viewer footer{flex-shrink:0}.real-viewer-content{background:#f5f5f4;flex:1;place-items:center;min-height:240px;display:grid;overflow:auto}.real-viewer-content>video{background:#111;width:100%;max-height:70vh;display:block}.real-viewer-content>img{object-fit:contain;max-width:100%;max-height:72vh;display:block}.source-file-preview{text-align:center;width:100%;color:var(--muted);padding:30px}.source-file-preview img{object-fit:contain;max-width:100%;max-height:55vh}.source-file-preview p{margin-top:18px;font-size:12px}.pdf-reader{width:100%}.pdf-toolbar{border-bottom:1px solid var(--border);z-index:1;background:#fff;justify-content:center;align-items:center;gap:20px;padding:8px;font-size:12px;display:flex;position:sticky;top:0}.pdf-toolbar button{border:1px solid var(--border);background:#fff;border-radius:7px;place-items:center;width:32px;height:32px;display:grid}.pdf-canvas-wrap{min-height:200px;padding:16px}.pdf-canvas-wrap canvas{max-width:100%;height:auto;margin:auto;display:block;box-shadow:0 2px 12px #0000000c}@media (max-width:720px){.purpose-library .page-heading{flex-direction:column;align-items:flex-start}.purpose-library .page-heading p:not(.eyebrow){white-space:normal;max-width:none}.purpose-library-tools .resource-count,.library-search{width:100%}.library-search input{flex:1}.purpose-library-tools select{flex:1;min-width:90px}.library-resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-resource-cover{height:135px}.library-card-actions{flex-wrap:wrap;gap:3px;padding:0 8px 10px}.pdf-canvas-wrap{padding:6px}.library-editor{width:94vw;padding:20px}}@media (max-width:420px){.library-resource-grid{grid-template-columns:1fr}}.demo-root{--demo-offset:60px;padding-top:var(--demo-offset)}.demo-toolbar{z-index:100;background:#f1f1ef;border-bottom:1px solid #d9d9d6;justify-content:space-between;align-items:center;gap:12px;min-height:60px;padding:8px 22px;display:flex;position:fixed;inset:0 0 auto}.demo-toolbar>div{align-items:center;gap:10px;font-size:12px;display:flex}.demo-toolbar span{color:#666}.demo-toolbar label{align-items:center;gap:8px;font-size:12px;display:flex}.demo-toolbar select{color:#222;background:#fff;border:1px solid #d4d4d4;border-radius:8px;min-height:40px;padding:0 10px}.demo-root .sidebar{top:var(--demo-offset)}.demo-root .auth-prototype{min-height:calc(100dvh - var(--demo-offset))}.demo-root .modal-backdrop,.demo-root .scrim{top:var(--demo-offset)}.demo-root .form-modal,.demo-root .preview-modal{max-height:calc(100dvh - var(--demo-offset) - 20px)}.app-shell{min-width:0}.workspace{min-width:0;transition:none}.sidebar{transition:transform .2s}.app-shell .topbar{top:var(--demo-offset);height:var(--topbar-height)}.app-shell .workspace-tabs-wrap{top:calc(var(--demo-offset) + var(--topbar-height))}.workspace-tabs{scrollbar-width:thin}.workspace-tab{flex-shrink:0}.content>*,.page-heading>div,.topbar-title,.panel-heading>div{min-width:0}.page-heading h1,.panel-heading h2,.resource-breadcrumb{overflow-wrap:anywhere}.mobile-unit-toggle{display:none}.form-modal,.preview-modal,.drawer{max-height:calc(100dvh - 32px);overflow-y:auto}.form-modal footer{z-index:2;background:#fff;padding-block:12px;position:sticky;bottom:-26px}.resource-file-list article>div,.user-admin-row>div{overflow-wrap:anywhere;min-width:0}@media (min-width:768px) and (max-width:1199px){.app-shell,.app-shell.sidebar-collapsed{--sidebar-width:64px}.app-shell .sidebar{width:64px;padding:12px 6px}.app-shell .sidebar-head{flex-direction:column}.app-shell .brand{flex:none;width:44px;padding:6px}.app-shell .brand>div,.app-shell .nav-item span,.app-shell .nav-label{display:none}.app-shell .nav-item{justify-content:center;padding:0}.app-shell .sidebar.mobile-open{z-index:30;background:var(--sidebar);width:280px;box-shadow:12px 0 40px #0002}.app-shell .sidebar.mobile-open .sidebar-head{flex-direction:row}.app-shell .sidebar.mobile-open .brand{flex:1;width:auto}.app-shell .sidebar.mobile-open .brand>div,.app-shell .sidebar.mobile-open .nav-item span,.app-shell .sidebar.mobile-open .nav-label{display:block}.app-shell .sidebar.mobile-open .nav-item{justify-content:flex-start;padding:0 12px}.app-shell .sidebar.mobile-open .sidebar-toggle{display:none}.app-shell .sidebar.mobile-open .mobile-close{display:grid}.app-shell .mobile-nav-backdrop.visible{z-index:25;background:#0005;border:0;display:block;position:fixed;inset:0}.topbar{grid-template-columns:minmax(100px,1fr) minmax(180px,2fr) auto;gap:12px;padding-inline:20px}.content{padding-inline:24px}}@media (max-width:767px){:root{--topbar-height:102px}.demo-root{--demo-offset:90px}.demo-toolbar{flex-direction:column;align-items:stretch;gap:5px;height:90px;padding:8px 12px}.demo-toolbar>div{gap:6px;font-size:10px}.demo-toolbar label{justify-content:space-between}.demo-toolbar select{max-width:230px;min-height:44px;font-size:16px}.app-shell,.app-shell.sidebar-collapsed{--sidebar-width:0px}.app-shell .workspace{margin-left:0}.app-shell .sidebar,.app-shell.sidebar-collapsed .sidebar{z-index:30;width:min(280px,85vw);padding:10px;transform:translate(-100%)}.app-shell .sidebar.mobile-open{transform:translate(0)}.app-shell .sidebar:not(.mobile-open){visibility:hidden}.app-shell .sidebar-head{flex-direction:row;display:flex}.app-shell .brand{flex:1;width:auto}.app-shell .brand>div,.app-shell .nav-item span,.app-shell .nav-label{display:block}.app-shell .nav-item{justify-content:flex-start;padding-inline:12px}.app-shell .sidebar-toggle{display:none}.app-shell .mobile-close,.app-shell .mobile-menu{display:grid}.app-shell .mobile-nav-backdrop.visible{z-index:25;opacity:1;pointer-events:auto;background:#0005;border:0;display:block;position:fixed;inset:0}.app-shell .topbar{grid-template-rows:50px 44px;grid-template-columns:minmax(0,1fr) auto;gap:0 8px;padding:0 12px 8px}.app-shell .search-box{grid-area:2/1/auto/-1;min-width:0;display:flex}.user-meta,.account-button>svg{display:none}.content{padding:22px 14px calc(36px + env(safe-area-inset-bottom))}.page-heading{flex-direction:column;align-items:stretch;gap:14px}.page-heading>button{align-self:flex-start}.page-heading p:not(.eyebrow){max-width:none}.page-heading h1{font-size:24px}.overview-row{grid-template-columns:repeat(3,minmax(0,1fr));padding:12px}.overview-copy{grid-column:1/-1;padding-bottom:10px}.filters{flex-direction:column;align-items:stretch}.filter-group{flex-wrap:wrap;width:100%}.term-switch{align-self:flex-start}.panel-heading{flex-direction:column;align-items:stretch;gap:14px;padding:16px}.panel-action-area,.panel-edit-actions{flex-wrap:wrap;gap:8px;width:100%}.panel-edit-actions{position:relative}.app-shell .workspace-tabs-wrap{padding-inline:12px}.workspace-tab{flex-basis:160px;width:160px;min-width:160px;height:44px}.curriculum-panel.grouped{background:0 0;border:0;overflow:visible}.curriculum-panel.grouped .table-wrap{border:0;overflow:visible}.grouped-table{table-layout:auto;width:100%;min-width:0;display:block}.grouped-table thead{display:none}.grouped-table .unit-group{border:1px solid var(--border);background:#fff;border-radius:12px;margin:14px 0;display:block;overflow:hidden}.grouped-table tr{border:0;border-bottom:1px solid var(--border);grid-template-columns:82px minmax(0,1fr);column-gap:10px;padding:12px;display:grid}.grouped-table tr:last-child{border-bottom:0}.grouped-table td,.grouped-table td:first-child,.grouped-table td[rowspan]{text-align:left;border:0;width:auto;min-width:0;padding:6px 0;display:block}.grouped-table .unit-summary-cell,.grouped-table .unit-theme-cell,.grouped-table .unit-goal-cell{grid-column:1/-1}.grouped-table .unit-summary-cell>.unit-number{display:none}.mobile-unit-toggle{width:100%;min-height:52px;color:var(--text);text-align:left;background:0 0;border:0;grid-template-columns:minmax(0,1fr) 22px;gap:5px 10px;padding:0;display:grid}.mobile-unit-toggle>span{overflow-wrap:anywhere;font-size:15px;font-weight:600}.mobile-unit-toggle small{color:var(--muted);grid-column:1;font-size:12px}.mobile-unit-toggle svg{grid-area:1/2/3;align-self:center}.mobile-unit-toggle[aria-expanded=true] svg{transform:rotate(180deg)}.mobile-unit-toggle:disabled{opacity:1}.unit-group:not(.is-open) tr:not(:first-child),.unit-group:not(.is-open) tr:first-child td:not(:first-child){display:none}.grouped-table .unit-theme-cell:has(.unit-title){display:none}.grouped-table .unit-goal-cell .goal{padding-bottom:10px;font-size:13px;line-height:1.7}.grouped-table .lesson-thumb-cell{grid-column:1}.grouped-table .lesson-number-cell{color:var(--muted);grid-column:2;align-self:start;font-size:12px}.lesson-number-cell .lesson-order:before{content:"第 "}.lesson-number-cell .lesson-order:after{content:" 课"}.grouped-table .lesson-name-cell{grid-column:1/-1}.grouped-table .lesson-name{white-space:normal;font-size:14px}.grouped-table .lesson-resources-cell{grid-column:1/-1}.resource-links{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;display:grid}.resource-links .resource-link{background:#f7f7f7;justify-content:center;width:100%;min-width:0;min-height:44px;font-size:12px}.inline-unit-fields{gap:10px}.inline-unit-fields input,.inline-goal,.lesson-name-editor input{width:100%;min-width:0;font-size:16px}.thumb-editor label{width:44px;height:44px;position:static}.thumb-editor{flex-wrap:wrap}.order-buttons{justify-content:flex-start}.order-buttons button,.lesson-name-editor button,.thumb-editor>button{min-width:44px;min-height:44px}.resource-file-list{padding:0 12px;overflow:visible}.resource-file-list article{flex-wrap:wrap;gap:8px;min-width:0;padding:14px 0;display:flex}.resource-file-list article>div:nth-child(2){flex:1;min-width:calc(100% - 60px)}.resource-file-list article>div:nth-child(2) strong{font-size:14px}.resource-file-list article button,.resource-file-list article a{min-height:44px;padding:8px;font-size:13px}.admin-filters,.form-grid,.user-layout,.branding-editor{grid-template-columns:1fr}.create-inline,.admin-section-tabs{flex-wrap:wrap}.user-admin-row,.admin-list-row,.upload-row,.member-row{flex-wrap:wrap;gap:10px;padding:16px;display:flex}.user-admin-row>div,.admin-list-row>div,.upload-row>div{flex:65%;min-width:0}.user-admin-row .age-summary,.upload-row>span,.member-row>span{flex-basis:100%;display:block}.admin-row-actions{flex-wrap:wrap}.asset-grid,.library-resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.asset-copy strong{font-size:13px}.asset-copy span{font-size:12px}.purpose-library-tools{flex-wrap:wrap}.purpose-library-tools .resource-count,.library-search{width:100%}.purpose-library-tools select{flex:1;min-width:90px}.attach-bar{grid-template-columns:1fr}.modal-backdrop{padding:max(8px, env(safe-area-inset-top)) 8px max(8px, env(safe-area-inset-bottom));align-items:center}.form-modal,.form-modal.compact-upload-modal,.library-editor,.preview-modal,.real-asset-viewer{width:100%;max-width:100%;max-height:calc(100dvh - 16px - env(safe-area-inset-top) - env(safe-area-inset-bottom));border-radius:14px;padding:18px}.preview-modal,.real-asset-viewer{padding:0}.form-modal footer{padding-bottom:max(12px, env(safe-area-inset-bottom));bottom:-18px}.form-modal header,.preview-modal header{gap:12px}.form-modal header>div,.preview-modal header>div{overflow-wrap:anywhere;min-width:0}.real-viewer-content{min-height:140px}.drawer{width:min(100vw,440px);max-height:100dvh}.app-shell button,.auth-prototype button,.form-modal button,.library-card-actions a{min-height:44px}:is(.app-shell button:has(>svg:only-child),.form-modal button:has(>svg:only-child)){min-width:44px}.app-shell input,.app-shell select,.app-shell textarea,.auth-prototype input{font-size:16px}.auth-card{width:100%;max-width:430px;margin-inline:auto}}@media (max-width:430px){.asset-grid,.library-resource-grid{grid-template-columns:minmax(0,1fr)}}.demo-app{--demo-sidebar:232px;--demo-banner:40px;color:#202124;background:#fafafa;min-height:100vh;font-size:14px;line-height:1.5}.demo-app button,.demo-app input,.demo-app textarea,.demo-app select{font:inherit}.demo-app button{color:inherit;background:#fff;border:1px solid #dedee1;border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:8px 13px;display:inline-flex}.demo-app button:hover{background:#f2f2f3}.demo-app button:disabled{opacity:.4;cursor:not-allowed}.demo-app .primary-button{color:#fff;background:#202124;border-color:#202124;min-height:40px;font-weight:500}.demo-app .primary-button:hover{background:#37383b}.demo-app h1,.demo-app h2,.demo-app h3,.demo-app h4,.demo-app p{margin:0}.demo-app h1{letter-spacing:-.5px;font-size:27px;font-weight:650;line-height:1.35}.demo-app h2{font-size:17px;font-weight:600}.demo-app h3{font-size:15px;font-weight:600}.demo-app p{color:#77787e}.demo-app .demo-icon{background:0 0;border-color:#0000;flex:none;padding:7px}.demo-banner{height:var(--demo-banner);z-index:70;color:#68686d;background:#ededee;border-bottom:1px solid #dbdbde;justify-content:space-between;align-items:center;gap:16px;padding:0 24px;font-size:12px;display:flex;position:fixed;inset:0 0 auto}.demo-banner>div,.demo-banner label{align-items:center;gap:10px;display:flex}.demo-banner strong{color:#38393c;font-size:12px;font-weight:600}.demo-live-dot{background:#666;border-radius:50%;width:5px;height:5px}.demo-banner select{color:#343538;background:#fff;border:1px solid #d4d4d8;border-radius:5px;padding:3px 20px 3px 8px;font-size:12px}.demo-sidebar{top:var(--demo-banner);width:var(--demo-sidebar);z-index:60;background:#f6f6f7;border-right:1px solid #e4e4e7;flex-direction:column;padding:29px 16px 20px;display:flex;position:fixed;bottom:0;left:0}.demo-app .demo-brand{text-align:left;background:0 0;border:0;border-radius:0;justify-content:flex-start;gap:11px;padding:0 10px}.demo-brand-mark{color:#fff;background:#242529;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:20px;display:flex;overflow:hidden}.demo-brand-mark img{object-fit:contain;width:100%;height:100%}.demo-brand strong{text-overflow:ellipsis;white-space:nowrap;max-width:137px;font-size:16px;font-weight:650;display:block;overflow:hidden}.demo-brand small{color:#83838a;letter-spacing:.8px;margin-top:3px;font-size:12px;display:block}.demo-sidebar nav{flex-direction:column;gap:7px;margin-top:38px;display:flex}.demo-sidebar nav button{color:#76767d;text-align:left;background:0 0;border:0;justify-content:flex-start;padding:11px 13px;font-weight:500}.demo-sidebar nav button.active{color:#202124;background:#e7e7e9}.demo-nav-dot{background:#38393c;border-radius:50%;width:4px;height:4px;margin-left:auto}.demo-sidebar-bottom{margin-top:auto;padding:18px 9px 0}.demo-sidebar-bottom>button{background:0 0;border:0;padding:10px 0}.demo-sidebar-bottom>div{gap:5px;display:grid}.demo-sidebar-bottom strong{overflow-wrap:anywhere;font-size:13px;font-weight:500}.demo-sidebar-bottom>small{color:#9a9aa0;border-top:1px solid #e0e0e3;margin-top:22px;padding-top:18px;font-size:12px;display:block}.demo-main{margin-left:var(--demo-sidebar);padding-top:var(--demo-banner);min-height:100vh}.demo-topbar{top:var(--demo-banner);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:40;background:#ffffffed;border-bottom:1px solid #e8e8ea;justify-content:space-between;align-items:center;gap:20px;min-height:72px;padding:12px 36px;display:flex;position:sticky}.demo-topbar>div,.demo-topbar>div>span,.demo-top-actions{align-items:center;gap:12px;display:flex}.demo-topbar>div>span{color:#74747b;font-size:13px}.demo-app .demo-admin-entry{border-color:#0000;padding:6px 10px;font-size:13px}.demo-account-wrap{position:relative}.demo-app .demo-account-button{background:0 0;border:0;padding:0;font-size:13px}.demo-avatar{color:#77777e;background:#e9e9ec;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:12px;display:inline-flex}.demo-avatar.large{width:50px;height:50px}.demo-account-menu{background:#fff;border:1px solid #e5e5e8;border-radius:10px;gap:6px;width:235px;padding:16px;display:grid;position:absolute;top:43px;right:0;box-shadow:0 12px 34px #00000015}.demo-account-menu strong,.demo-account-menu small{overflow-wrap:anywhere}.demo-account-menu small{color:#7a7b81}.demo-account-menu button{justify-content:flex-start;margin-top:9px}.demo-page{max-width:1560px;margin:auto;padding:34px 36px 64px}.demo-page-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px;display:flex}.demo-page-heading p{margin-top:8px;font-size:14px}.demo-eyebrow{text-transform:uppercase;letter-spacing:1px;color:#919198;margin-bottom:9px;font-size:12px;display:block}.demo-date{color:#96969d;font-size:13px}.demo-muted{color:#909097;font-size:12px}.demo-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:26px;display:grid}.demo-stats>div{background:#fff;border:1px solid #e5e5e8;border-radius:10px;flex-direction:column;gap:13px;padding:22px;display:flex;position:relative}.demo-stats>div>svg{color:#909098;position:absolute;top:20px;right:20px}.demo-stats span{color:#828289;padding-right:20px;font-size:13px}.demo-stats strong{letter-spacing:-1px;font-variant-numeric:tabular-nums;font-size:33px;font-weight:550}.demo-stats strong small{letter-spacing:0;color:#93939a;margin-left:8px;font-size:12px;font-weight:400}.demo-stats strong.word{font-size:25px;line-height:49.5px}.demo-stats strong.date{letter-spacing:-.4px;font-size:22px;line-height:49.5px}.demo-card{background:#fff;border:1px solid #e3e3e6;border-radius:10px;padding:25px}.demo-card-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:23px;display:flex}.demo-card-heading p{margin-top:4px;font-size:12px}.demo-overview-grid{grid-template-columns:1.15fr 1fr;gap:23px;display:grid}.demo-campus-summary{align-items:center;gap:14px;margin-bottom:25px;display:flex}.demo-campus-summary p{margin-top:4px;font-size:13px}.demo-details{gap:15px;margin:0 0 24px;font-size:13px;display:grid}.demo-details>div{grid-template-columns:70px 1fr;gap:15px;display:grid}.demo-details dt{color:#93939a}.demo-details dd{margin:0}.demo-account-preview-list{margin:-4px 0 20px;display:grid}.demo-account-preview-list>div{border-bottom:1px solid #eeeef0;grid-template-columns:minmax(0,1fr) auto 95px;align-items:center;gap:14px;padding:13px 0;font-size:13px;display:grid}.demo-account-preview-list>div>div{min-width:0}.demo-account-preview-list strong,.demo-account-preview-list small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.demo-account-preview-list small{color:#929299;margin-top:3px}.demo-account-preview-list>div>span:last-child{color:#77787e;text-align:right}.demo-list-search{color:#87878e;background:#fff;border:1px solid #dedee2;border-radius:8px;align-items:center;gap:9px;width:min(420px,100%);margin-bottom:18px;padding:9px 12px;display:flex}.demo-list-search input{background:0 0;border:0;outline:0;flex:1;min-width:0}.demo-table-wrap{background:#fff;border:1px solid #e3e3e6;border-radius:10px;overflow-x:auto}.demo-account-table{border-collapse:collapse;width:100%;min-width:780px;font-size:13px}.demo-account-table th{color:#7f7f86;text-align:left;background:#f7f7f8;padding:13px 16px;font-weight:500}.demo-account-table td{border-top:1px solid #ececef;padding:16px}.demo-account-table td:nth-child(2){color:#77787e}.demo-empty-row{text-align:center;padding:25px}.demo-back-link{margin-bottom:18px}.demo-account-picker{color:#66676d;gap:8px;max-width:570px;margin-bottom:20px;font-size:13px;display:grid}.demo-account-picker select{background:#fff;border:1px solid #dcdce1;border-radius:7px;min-height:42px;padding:8px 12px;font-size:14px}.demo-app .demo-link{color:#57575f;background:0 0;border:0;justify-content:flex-start;padding:0;font-size:13px}.demo-app .demo-link:hover{color:#111}.demo-activity{gap:16px;padding-bottom:23px;display:flex;position:relative}.demo-activity strong{font-size:13px;font-weight:500}.demo-activity p{margin-top:5px;font-size:12px}.demo-dot{background:#aaaab0;border-radius:50%;width:6px;height:6px;margin-top:7px}.demo-footnote{color:#9999a0;font-size:12px;line-height:1.9;margin:12px 0 24px!important}.demo-quick{justify-content:space-between;align-items:center;gap:22px;margin-top:24px;display:flex}.demo-quick p{margin-top:8px;font-size:13px}.demo-status{white-space:nowrap;color:#8a8a91;background:#f7f7f8;border:1px solid #e5e5e8;border-radius:5px;flex-shrink:0;padding:3px 7px;font-size:12px;display:inline-flex}.demo-status.active,.demo-status.published{color:#33735a;background:#f2f8f4;border-color:#dcebe2}.demo-status.disabled,.demo-status.expired{color:#ae6557;background:#fcf5f3;border-color:#f0e2dc}.demo-status.not_started,.demo-status.draft{color:#8a7850;background:#faf8f1;border-color:#ece8db}.demo-form-layout{grid-template-columns:minmax(0,1.7fr) minmax(240px,1fr);align-items:start;gap:26px;max-width:1020px;display:grid}.demo-form{gap:23px;display:grid}.demo-form .demo-card-heading{margin:0}.demo-form label{color:#484950;gap:9px;font-size:14px;display:grid}.demo-form input:not([type=checkbox]),.demo-form textarea,.demo-form select,.demo-filters select{color:#3d3e44;background:#fff;border:1px solid #dcdce1;border-radius:7px;width:100%;min-width:0;padding:10px 12px}.demo-form input[type=file]{padding:10px;font-size:12px}.demo-form input::file-selector-button{font:inherit;background:#f5f5f6;border:1px solid #ddd;border-radius:5px;margin-right:10px;padding:5px 9px}.demo-form textarea{resize:vertical;min-height:92px}.demo-form small,.demo-form fieldset>small{color:#96969d;font-size:12px;line-height:1.8}.demo-form footer,.demo-dialog>footer{border-top:1px solid #eeeef0;justify-content:flex-end;align-items:center;gap:10px;padding-top:20px;display:flex}.demo-form fieldset{border:0;min-width:0;margin:0;padding:0}.demo-form legend{margin-bottom:13px;padding:0;font-size:14px}.demo-age-actions{justify-content:flex-end;gap:12px;margin:-35px 0 14px;display:flex}.demo-app .demo-age-actions button{color:#888891;border:0;padding:2px;font-size:12px}.demo-age-grid{grid-template-columns:repeat(5,1fr);gap:9px;margin-bottom:13px;display:grid}.demo-age-grid label:first-child,.demo-age-grid label:last-child{grid-column:span 2}.demo-age-grid label{cursor:pointer;background:#fafafa;border:1px solid #e2e2e6;border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:10px 3px;font-size:13px;display:flex}.demo-age-grid input{accent-color:#242529;width:13px}.demo-age-grid label.selected{color:#222;background:#f0f0f2;border-color:#9c9da3}.demo-form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.demo-inline-between{justify-content:space-between;align-items:center;gap:12px;margin-top:-12px;display:flex}.demo-info{font-size:13px;line-height:1.9}.demo-info>svg{color:#86878d;margin-bottom:15px}.demo-info h2{margin-bottom:15px}.demo-info p+p{margin-top:12px}.demo-info hr{border:0;border-top:1px solid #ededf0;margin:23px 0}.demo-notice{background:#fbf9f1;border:1px solid #ede7d5;border-radius:7px;padding:12px 14px;font-size:13px;color:#837447!important;margin:8px 0!important}.demo-settings{max-width:650px}.demo-logo-preview{color:#aaa;background:#f5f5f6;border:1px dashed #d4d4d8;border-radius:10px;justify-content:center;align-items:center;width:80px;height:80px;display:flex}.demo-logo-preview img{max-width:100%;max-height:100%}.demo-form .demo-checkbox{align-items:center;gap:8px;display:flex}.demo-checkbox input{accent-color:#222}.demo-app .demo-error{color:#a53939;background:#fff4f4;border:1px solid #edc5c5;border-radius:7px;margin-bottom:12px;padding:12px;font-size:13px}.demo-empty{text-align:center;color:#8b8b91;padding:45px 20px}.demo-empty strong{color:#66666e;font-size:15px;font-weight:500}.demo-empty p{margin-top:9px;font-size:13px}.demo-section-tabs{border-bottom:1px solid #e4e4e7;gap:28px;margin-bottom:24px;display:flex}.demo-app .demo-section-tabs>button{color:#929299;background:0 0;border:0;border-radius:0;padding:0 1px 15px;font-size:14px;position:relative}.demo-app .demo-section-tabs>button.active{color:#202124}.demo-section-tabs>button.active:after{content:"";background:#242529;height:2px;position:absolute;inset:auto 0 -1px}.demo-section-tabs button span{color:#85858d;background:#eeeef0;border-radius:4px;margin-left:1px;padding:0 5px;font-size:12px}.demo-resource-tabs{border-bottom:1px solid #e4e4e7;align-items:stretch;gap:5px;margin-bottom:24px;display:flex;overflow-x:auto}.demo-resource-tabs>div{flex:none;align-items:center;max-width:210px;display:flex}.demo-app .demo-resource-tabs button{white-space:nowrap;color:#919198;background:0 0;border:0;border-radius:7px 7px 0 0;flex:none;padding:10px 12px;font-size:12px}.demo-resource-tabs>div>button:first-child{text-overflow:ellipsis;text-align:left;max-width:175px;display:block;overflow:hidden}.demo-app .demo-resource-tabs>button.active,.demo-resource-tabs>div.active{background:#f0f0f2;border-bottom:2px solid #303136}.demo-resource-tabs>div.active button,.demo-app .demo-resource-tabs>button.active{color:#303136}.demo-app .demo-resource-tabs .demo-tab-close{padding:8px 5px}.demo-filters{flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:30px;display:flex}.demo-filters>label:first-child{white-space:nowrap;color:#7d7d85;align-items:center;gap:11px;font-size:13px;display:flex}.demo-filters select{width:130px;padding:8px 10px}.demo-term{background:#f2f2f4;border:1px solid #e3e3e7;border-radius:7px;padding:3px;display:flex}.demo-app .demo-term button{color:#919198;background:0 0;border:0;border-radius:4px;padding:5px 11px;font-size:12px}.demo-app .demo-term button.active{color:#323339;background:#fff;box-shadow:0 1px 3px #0000000a}.demo-search{color:#aaaab1;background:#fff;border:1px solid #e2e2e6;border-radius:7px;align-items:center;gap:8px;margin-left:auto;padding:8px 11px;display:flex}.demo-search input{background:0 0;border:0;outline:0;width:150px;min-width:0;font-size:12px}.demo-curriculum-heading{justify-content:space-between;align-items:center;gap:14px;margin-bottom:20px;display:flex}.demo-curriculum-heading>div{align-items:center;gap:11px;display:flex}.demo-curriculum-heading>span{color:#929299;font-size:12px}.demo-edition{color:#84858b;border:1px solid #dcdce0;border-radius:4px;padding:3px 7px;font-size:12px}.demo-unit-list{gap:15px;display:grid}.demo-unit{background:#fff;border:1px solid #e0e0e4;border-radius:9px;overflow:hidden}.demo-unit-heading{justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;display:flex}.demo-app .demo-unit-heading>button:first-child{text-align:left;background:0 0;border:0;gap:14px;min-width:0;padding:0}.demo-unit-heading>button>svg{color:#aaaab0;flex-shrink:0}.demo-unit-heading h3{font-size:15px}.demo-unit-heading p{color:#98989f;margin-top:4px;font-size:12px}.demo-unit-number{color:#8c8d94;border:1px solid #e8e8eb;border-radius:6px;justify-content:center;align-items:center;width:34px;height:34px;font-size:13px;display:flex}.demo-unit-goal{font-size:12px;color:#929299!important;margin:0 22px 19px 84px!important}.demo-lesson-list{border-top:1px solid #ededf0}.demo-lesson-row{border-bottom:1px solid #ededf0;align-items:center;gap:17px;padding:21px 22px;display:flex}.demo-lesson-row:last-child{border-bottom:0}.demo-lesson-cover{color:#b8b8bf;background:#f2f2f4;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:62px;height:68px;font-size:27px;font-weight:300;display:flex}.demo-lesson-cover img{object-fit:cover;border-radius:inherit;width:100%;height:100%}.demo-lesson-copy{flex:1;min-width:0}.demo-lesson-copy>div:first-child{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.demo-lesson-copy h4{font-size:14px;font-weight:550}.demo-lesson-copy>p{white-space:nowrap;text-overflow:ellipsis;color:#9b9ba2;max-width:590px;margin-top:6px;font-size:12px;overflow:hidden}.demo-resource-links{align-items:center;gap:18px;margin-top:10px;display:flex}.demo-app .demo-resource-links button{color:#787981;background:0 0;border:0;gap:5px;padding:0;font-size:12px}.demo-resource-links span{color:#98989f;background:#f1f1f3;border-radius:3px;padding:0 5px;font-size:12px}.demo-lesson-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.demo-lesson-actions>div{display:flex}.demo-app .demo-lesson-actions>button{color:#74757d;background:0 0;border:0;padding:4px 0;font-size:12px}.demo-app .demo-add-lesson{color:#9999a1;background:#fbfbfc;border:0;border-top:1px dashed #e6e6e9;border-radius:0;width:100%;padding:14px;font-size:12px}.demo-courses .library-page{padding:0}.demo-resource-heading{justify-content:space-between;align-items:center;gap:22px;margin:24px 0;display:flex}.demo-resource-heading h2{margin:8px 0 10px;font-size:22px}.demo-resource-heading p{font-size:13px;line-height:1.8}.demo-file-list{gap:12px;display:grid}.demo-file-list article{background:#fff;border:1px solid #e1e1e5;border-radius:9px;align-items:center;gap:14px;padding:19px;display:flex}.demo-file-icon{color:#93949b;background:#f2f2f4;border-radius:6px;flex:none;justify-content:center;align-items:center;width:43px;height:48px;display:flex}.demo-file-list article>div:nth-child(2){flex:1;min-width:0}.demo-file-list h3{overflow-wrap:anywhere;font-size:14px}.demo-file-list p{overflow-wrap:anywhere;margin-top:4px;font-size:12px}.demo-file-actions{align-items:center;gap:11px;display:flex}.demo-app .demo-file-actions>button{background:0 0;border:0;padding:3px;font-size:12px}.demo-file-actions>a{color:#83848b;display:flex}.demo-app .demo-danger{color:#a46f65}.demo-dialog{color:#28292e;width:min(560px,100vw - 32px);max-height:calc(100dvh - 48px);font:inherit;border:1px solid #e0e0e4;border-radius:13px;padding:25px;overflow-y:auto;box-shadow:0 25px 100px #00000020}.demo-dialog.wide{width:min(850px,100vw - 32px)}.demo-dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#16171b65}.demo-dialog>header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px;display:flex}.demo-dialog>header h2{font-size:19px}.demo-dialog>p{color:#81828a;margin:0 0 25px;font-size:14px}.demo-dialog .demo-form{gap:18px}.demo-editor-cover{object-fit:contain;background:#f3f3f4;border-radius:6px;max-width:160px;max-height:110px}.demo-upload-field{background:#fcfcfc;border:1px dashed #d6d6db;border-radius:8px;padding:16px}.demo-upload-field>svg{color:#96979e}.demo-toast{bottom:28px;left:calc(50% + var(--demo-sidebar) / 2);color:#fff;z-index:200;background:#2e2f32;border:1px solid #444;border-radius:9px;max-width:calc(100vw - 40px);padding:12px 20px;font-size:13px;position:fixed;transform:translate(-50%);box-shadow:0 7px 30px #00000014}.demo-access-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:18px;min-height:65vh;padding:30px;display:flex}.demo-access-state>svg{color:#8b8c93}.demo-access-state h1{font-size:25px}.demo-access-state p{font-size:14px}.demo-login{justify-content:center;align-items:center;min-height:100vh;padding:90px 22px 40px;display:flex}.demo-login>form{width:450px;max-width:100%;padding:36px}.demo-login h1{font-size:25px}.demo-login p{font-size:13px}.demo-login .demo-footnote{margin:0!important}.demo-app .demo-mobile-menu,.demo-app .demo-drawer-close,.demo-app .demo-nav-backdrop{display:none}.demo-app .modal-backdrop{z-index:100}.demo-app .real-asset-viewer{z-index:101}@media (min-width:768px) and (max-width:1199px){.demo-app{--demo-sidebar:76px}.demo-sidebar{padding:24px 10px}.demo-app .demo-brand{padding:0 10px}.demo-brand>span:last-child,.demo-sidebar nav button>span,.demo-sidebar-bottom{display:none}.demo-sidebar nav button{justify-content:center;padding:14px}.demo-sidebar nav button svg{width:21px;height:21px}.demo-page{padding:28px}.demo-topbar{padding:12px 28px}.demo-stats{gap:12px}.demo-stats>div{padding:17px}.demo-stats>div>svg{width:16px;right:15px}.demo-stats strong.date{font-size:18px}.demo-form-layout{grid-template-columns:minmax(0,1.7fr) minmax(205px,1fr);gap:18px}.demo-card{padding:20px}.demo-lesson-actions{gap:5px 10px;max-width:94px}}@media (max-width:767px){.demo-app{--demo-sidebar:0px;--demo-banner:42px}.demo-banner{padding:0 14px}.demo-banner-note{display:none}.demo-banner label{gap:6px;font-size:12px}.demo-sidebar{width:260px;padding-top:25px;transition:transform .18s;transform:translate(-100%)}.demo-sidebar.open{transform:translate(0)}.demo-app .demo-nav-backdrop.open{inset:var(--demo-banner) 0 0;z-index:55;background:#00000038;border:0;border-radius:0;display:block;position:fixed}.demo-app .demo-drawer-close{display:flex;position:absolute;top:12px;right:12px}.demo-app .demo-mobile-menu{display:inline-flex}.demo-topbar{gap:8px;min-height:62px;padding:10px 16px}.demo-topbar>div,.demo-top-actions{gap:9px}.demo-topbar>div>span{font-size:12px}.demo-topbar>div>span>svg,.demo-account-button>span:last-child{display:none}.demo-app .demo-admin-entry{gap:5px;padding:5px;font-size:12px}.demo-admin-entry>svg:last-child{display:none}.demo-page{padding:25px 17px 44px}.demo-page-heading{align-items:flex-start;gap:10px;margin-bottom:23px}.demo-page-heading h1{font-size:24px}.demo-page-heading p{font-size:13px}.demo-page-heading>.demo-muted{display:none}.demo-date{padding-top:7px;font-size:12px}.demo-stats{grid-template-columns:1fr 1fr;gap:11px;margin-bottom:17px}.demo-stats>div{gap:8px;padding:17px}.demo-stats>div>svg{width:16px;top:18px;right:14px}.demo-stats strong{font-size:29px}.demo-stats strong.word{font-size:22px;line-height:43.5px}.demo-stats strong.date{font-size:18px;line-height:43.5px}.demo-stats span{font-size:12px}.demo-overview-grid,.demo-form-layout{grid-template-columns:1fr;gap:17px}.demo-account-preview-list>div{grid-template-columns:minmax(0,1fr) auto}.demo-account-preview-list>div>span:last-child{text-align:left;grid-column:1/-1;font-size:12px}.demo-card{padding:20px}.demo-card-heading{margin-bottom:20px}.demo-quick{flex-direction:column;align-items:flex-start;gap:19px;margin-top:17px}.demo-quick .primary-button{width:100%}.demo-form{gap:22px}.demo-form input:not([type=checkbox]),.demo-form select,.demo-form textarea{font-size:16px}.demo-age-grid{grid-template-columns:repeat(4,1fr);gap:8px}.demo-age-grid label:first-child,.demo-age-grid label:last-child{grid-column:span 2}.demo-age-grid label{min-height:43px}.demo-form-row{gap:10px}.demo-form-row input{padding:9px 7px!important}.demo-inline-between{align-items:flex-start}.demo-inline-between .demo-link{white-space:nowrap}.demo-info{font-size:13px}.demo-section-tabs{gap:25px;margin-bottom:21px}.demo-section-tabs>button{font-size:13px!important}.demo-filters{gap:12px;margin-bottom:22px}.demo-filters>label:first-child{gap:8px;font-size:12px}.demo-filters select{width:108px}.demo-term{margin-left:auto}.demo-search{width:100%;margin-left:0}.demo-search input{flex:1;width:100%;padding:3px 0;font-size:14px}.demo-curriculum-heading{align-items:flex-start}.demo-curriculum-heading>div{flex-direction:column;align-items:flex-start;gap:8px}.demo-curriculum-heading>span{padding-top:30px;font-size:12px}.demo-unit-heading{padding:16px 13px}.demo-unit-heading h3{font-size:14px}.demo-app .demo-unit-heading>button:first-child{gap:9px}.demo-unit-heading>.demo-link{white-space:nowrap;gap:4px;font-size:12px}.demo-unit-number{display:none}.demo-unit-goal{font-size:12px;margin:0 16px 15px 40px!important}.demo-lesson-row{flex-wrap:wrap;gap:12px;padding:17px 14px}.demo-lesson-cover{width:43px;height:56px;font-size:22px}.demo-lesson-copy{flex:1;width:calc(100% - 57px)}.demo-lesson-copy h4{font-size:13px}.demo-lesson-copy>p{font-size:12px}.demo-resource-links{gap:18px;margin-top:10px}.demo-resource-links button{min-height:28px}.demo-lesson-actions{border-top:1px solid #f4f4f6;justify-content:flex-end;gap:20px;width:100%;padding-top:8px}.demo-lesson-actions>div{margin-right:auto}.demo-lesson-actions .demo-icon{min-width:40px}.demo-app .demo-lesson-actions>button{padding:6px 0}.demo-resource-heading{flex-direction:column;align-items:flex-start}.demo-resource-heading h2{font-size:20px}.demo-resource-heading .primary-button{width:100%}.demo-file-list article{flex-wrap:wrap;gap:11px;padding:15px}.demo-file-actions{border-top:1px solid #eee;justify-content:flex-end;width:100%;padding-top:10px}.demo-file-actions button{padding:7px!important}.demo-dialog{max-height:calc(100dvh - 32px);padding:20px}.demo-dialog>header{margin-bottom:19px}.demo-toast{width:max-content;bottom:20px;left:50%}.demo-login>form{padding:26px}}@media (prefers-reduced-motion:reduce){.demo-sidebar{transition:none}}.course-folders{margin-top:20px}.folder-breadcrumb{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;font-size:14px;display:flex}.folder-breadcrumb button{cursor:pointer;background:0 0;border:0;font-weight:600}.course-folder-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-top:16px;display:grid}.course-folder-card{background:#fff;border:1px solid #e4e4e7;border-radius:12px;min-width:0;padding:18px}.folder-open{cursor:pointer;text-align:left;background:0 0;border:0;flex-direction:column;align-items:flex-start;gap:14px;width:100%;padding:8px 0 20px;display:flex}.folder-open>svg{color:#a98646;fill:#f4e7c9;stroke-width:1.3px}.folder-open strong{overflow-wrap:anywhere;line-height:1.6}.folder-open small{color:#777}.folder-actions{border-top:1px solid #eee;gap:12px;padding-top:12px;display:flex}.folder-actions button{cursor:pointer;background:0 0;border:0;font-size:12px}.course-folder-card:focus-within{outline-offset:2px;outline:2px solid #888}@media (max-width:600px){.course-folder-grid{grid-template-columns:1fr}}.outline-age-buttons{background:#f3f3f4;border-radius:8px;flex-wrap:wrap;gap:4px;padding:5px;display:flex}.outline-age-buttons button{cursor:pointer;background:0 0;border:0;padding:8px}.outline-age-buttons button.active{background:#fff;border-radius:6px;font-weight:600}.outline-table-wrap{background:#fff;border:1px solid #e4e4e7;border-radius:12px;margin-top:20px;overflow:auto}.outline-table{border-collapse:collapse;table-layout:fixed;width:100%;min-width:950px}.outline-table th{color:#71717a;text-align:left;background:#fafafa;padding:16px 10px;font-size:12px}.outline-table td{vertical-align:middle;overflow-wrap:anywhere;border-top:1px solid #e4e4e7;border-right:1px solid #f0f0f1;padding:16px 10px;font-size:13px;line-height:1.7}.outline-table th:first-child{width:5%}.outline-table th:nth-child(2){width:15%}.outline-table th:nth-child(3){width:22%}.outline-table th:nth-child(4){width:8%}.outline-table th:nth-child(5){width:5%}.outline-table th:nth-child(6){width:19%}.outline-table th:nth-child(7),.outline-table th:nth-child(8){width:13%}.outline-editable{cursor:text;text-align:left;width:100%;font:inherit;white-space:pre-wrap;background:0 0;border:0;border-radius:4px;padding:5px}:is(.outline-editable:hover,.outline-editable:focus-visible){background:#f3f3f5;outline:1px solid #aaa}.outline-type{color:#71717a;font-size:12px}.outline-inline input,.outline-inline textarea{box-sizing:border-box;width:100%;font:inherit;border:1px solid #aaa;border-radius:5px;padding:7px}.outline-inline button,.outline-actions button,.outline-resources button,.outline-add-row button{cursor:pointer;background:0 0;border:0;padding:5px;font-size:12px}.outline-inline>div,.outline-actions,.outline-resources{flex-wrap:wrap;gap:4px;display:flex}.outline-cover{cursor:pointer;color:#aaa;background:#f3f3f5;border:0;border-radius:8px;width:60px;height:52px}.outline-cover img{object-fit:cover;border-radius:6px;width:100%;height:100%}.outline-category-0{color:#557aa6}.outline-category-1{color:#b7472a}.outline-category-2{color:#64887e}.outline-add-row td{text-align:center;padding:8px}.outline-add-row button{align-items:center;gap:6px;display:inline-flex}.outline-mobile-heading{display:none}@media (max-width:700px){.outline-table{min-width:0;display:block}.outline-table thead{display:none}.outline-table tbody,.outline-table tr.outline-mobile-heading,.outline-mobile-heading td{display:block}.outline-mobile-heading button{text-align:left;background:0 0;border:0;justify-content:space-between;width:100%;padding:10px;display:flex}.outline-data-row,.outline-add-row{display:none}.outline-expanded .outline-data-row,.outline-expanded .outline-add-row{border-bottom:2px solid #ddd;display:block}.outline-table td[data-label]{grid-template-columns:82px minmax(0,1fr);gap:8px;display:grid}.outline-table td[data-label]:before{content:attr(data-label);color:#777;font-size:12px}.outline-unit-number{display:none}.outline-add-row td{display:block}}.folder-storage-list>button,.folder-storage-list>a{text-align:left;width:100%;color:inherit;cursor:pointer;background:0 0;border:0;border-bottom:1px solid #eee;align-items:center;gap:12px;padding:18px 0;text-decoration:none;display:flex}.folder-storage-list span{overflow-wrap:anywhere;min-width:0}.folder-storage-list small{color:#777;white-space:nowrap;margin-left:auto}.folder-storage-list svg{flex-shrink:0}.folder-manager-row{border-bottom:1px solid #eee;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 0;display:flex}.folder-manager-row button{cursor:pointer;background:0 0;border:0;padding:8px}.folder-manager-row button:first-child{text-align:left;flex:1;align-items:center;gap:12px;min-width:0;display:flex}.folder-manager-row small{color:#777;margin-left:auto}.demo-courses .folder-manager-row>button:first-child{text-align:left;justify-content:flex-start}@font-face{font-family:迷你简少儿;src:url(/course-fonts/mini-shaoer.woff2)format("woff2");font-weight:400;font-style:normal;font-display:block}.user-prototype.demo-root{--demo-offset:40px}.user-prototype .app-shell{min-height:calc(100dvh - var(--demo-offset))}.user-admin-entry{color:var(--text);white-space:nowrap;background:0 0;border:0;align-items:center;gap:6px;padding:8px 4px;font-size:12px;display:inline-flex}.user-admin-entry:hover{background:#f4f4f5;border-radius:6px}.user-center-dialog{border:1px solid var(--border);color:var(--text);max-height:calc(100dvh - 60px);margin:auto;position:fixed}.user-center-dialog::backdrop{background:#0006}.user-account-note{color:var(--muted);margin:20px 0;font-size:12px}.user-empty-unit{color:var(--muted);text-align:center}.structured-preparation{border:1px solid var(--border);border-radius:var(--radius);color:var(--text);background:#fff;overflow:hidden}.lesson-content-section{border-bottom:1px solid var(--border);padding:34px 38px}.lesson-content-section:last-child{border-bottom:0}.lesson-content-section>h2{letter-spacing:-.02em;margin:0 0 20px;font-size:21px;font-weight:650}.lesson-content-section>p,.lesson-subsections p{color:#55565d;font-size:14px;line-height:1.85}.lesson-info dl{grid-template-columns:repeat(3,1fr);gap:12px;margin:0;display:grid}.lesson-info dl>div{text-align:center;background:#f7f7f8;border-radius:9px;padding:18px}.lesson-info dt{color:var(--muted);margin-bottom:7px;font-size:12px}.lesson-info dd{margin:0;font-size:18px;font-weight:650}.lesson-bullets{gap:13px;margin:0;padding:0;list-style:none;display:grid}.lesson-bullets li{color:#505158;padding-left:19px;font-size:14px;line-height:1.8;position:relative}.lesson-bullets li:before{content:"";background:#6861a8;border-radius:50%;width:5px;height:5px;position:absolute;top:.72em;left:2px}.lesson-vocabulary{flex-wrap:wrap;gap:10px;display:flex}.lesson-vocabulary span{color:#554f91;background:#f0eff8;border-radius:999px;padding:8px 15px;font-size:14px}.lesson-materials{border:1px solid var(--border);border-radius:9px;overflow:hidden}.lesson-material-head,.lesson-materials article{grid-template-columns:88px minmax(150px,1fr) minmax(240px,2fr) 78px;align-items:center;display:grid}.lesson-material-head{min-height:42px;color:var(--muted);background:#f5f5f6;font-size:12px}.lesson-material-head span{padding:0 14px}.lesson-materials article{border-top:1px solid var(--border);min-height:80px}.lesson-materials article>*{margin:0;padding:12px 14px}.lesson-materials article strong{font-size:13px}.lesson-materials article p{color:#62636a;font-size:12px;line-height:1.65}.lesson-materials article small{color:#55565d;text-align:center;font-size:12px}.lesson-material-image{align-items:center;gap:9px;display:flex}.lesson-material-image span{width:14px;color:var(--muted);font-size:11px}.lesson-material-image img{object-fit:cover;border-radius:7px;width:44px;height:44px}.lesson-step-image{border-radius:10px;width:min(100%,760px);margin:0 auto 22px;display:block}.lesson-steps{counter-reset:lesson-step;grid-template-columns:repeat(2,1fr);gap:12px;margin:0;padding:0;list-style:none;display:grid}.lesson-steps li{counter-increment:lesson-step;color:#505158;background:#f7f7f8;border-radius:9px;min-height:70px;padding:15px 16px 15px 52px;font-size:13px;line-height:1.7;position:relative}.lesson-steps li:before{content:counter(lesson-step);color:#fff;background:#242529;border-radius:50%;place-items:center;width:25px;height:25px;font-size:12px;display:grid;position:absolute;top:15px;left:15px}.lesson-teaching-media{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:24px;display:grid}.lesson-teaching-media figure{border:1px solid var(--border);background:#fafafa;border-radius:9px;margin:0;overflow:hidden}.lesson-teaching-media img{object-fit:contain;width:100%;height:230px;display:block}.lesson-teaching-media figcaption{border-top:1px solid var(--border);color:var(--muted);padding:9px 12px;font-size:11px}.lesson-subsections{gap:24px;display:grid}.lesson-subsections article h3{color:#5b5596;margin:0 0 9px;font-size:16px;font-weight:620}.lesson-subsections p{margin:0}.lesson-subsections p+p{margin-top:8px}.lesson-gallery{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:20px;display:grid}.lesson-gallery img{aspect-ratio:1;object-fit:cover;background:#f6f6f7;border-radius:8px;width:100%;display:block}.lesson-extra-files{margin-top:24px}.demo-overlay{min-height:0}.demo-toast{left:50%}.user-center-dialog .account-profile-avatar{color:#fff;margin-top:0;font-size:15px;display:grid}.campus-brand-form{gap:18px;display:grid}.campus-brand-form>label{color:var(--text);gap:7px;font-size:13px;display:grid}.campus-brand-form input[type=text],.campus-brand-form input:not([type]){border:1px solid var(--border);width:100%;min-height:42px;color:var(--text);background:#fff;border-radius:7px;padding:9px 11px}.campus-brand-editor{grid-template-columns:80px 1fr;align-items:center;gap:16px;display:grid}.campus-brand-editor>label{gap:6px;font-size:13px;display:grid}.campus-brand-editor small{color:var(--muted);font-size:11px}.campus-brand-preview{border:1px dashed var(--border);width:80px;height:80px;color:var(--muted);background:#f7f7f8;border-radius:12px;place-items:center;display:grid;overflow:hidden}.campus-brand-preview img{object-fit:contain;width:100%;height:100%}.campus-reset-logo{align-items:center;color:var(--muted)!important;grid-template-columns:none!important;gap:8px!important;display:flex!important}.campus-reset-logo input{accent-color:#222}.campus-brand-form .account-details,.campus-brand-form .account-actions{margin-top:0}.demo-banner select{min-height:30px}.user-prototype .mobile-nav-backdrop{top:var(--demo-offset)!important}@media (max-width:767px){.user-admin-entry{gap:4px;font-size:11px}.user-admin-entry svg{width:14px}.user-prototype .top-actions{gap:8px}.user-prototype .grouped-table .user-empty-unit{grid-column:1/-1;padding-block:20px}.campus-brand-editor{grid-template-columns:64px 1fr}.campus-brand-preview{width:64px;height:64px}.campus-brand-form .account-actions{flex-wrap:wrap}.lesson-content-section{padding:25px 18px}.lesson-content-section>h2{margin-bottom:16px;font-size:19px}.lesson-info dl{gap:8px}.lesson-info dl>div{padding:13px 6px}.lesson-info dd{font-size:15px}.lesson-materials{border:0;overflow:visible}.lesson-material-head{display:none}.lesson-materials article{border:1px solid var(--border);border-radius:9px;grid-template-columns:58px 1fr auto;grid-template-areas:"image name quantity""image safety safety";min-height:0;padding:12px}.lesson-materials article+article{margin-top:9px}.lesson-materials article>*{padding:0}.lesson-material-image{grid-area:image}.lesson-material-image span{display:none}.lesson-materials article strong{grid-area:name;align-self:end}.lesson-materials article p{grid-area:safety;margin-top:5px}.lesson-materials article small{grid-area:quantity;align-self:end;padding-left:8px}.lesson-steps,.lesson-teaching-media{grid-template-columns:1fr}.lesson-teaching-media img{height:auto;max-height:280px}.lesson-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}}.slide-lesson{min-width:0}.slide-lesson-toolbar,.slide-lesson-toolbar>div{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.slide-lesson-toolbar{justify-content:space-between;margin-bottom:16px}.slide-lesson-toolbar button,.slide-lesson-toolbar select{background:#fff;border:1px solid #ddd;border-radius:6px;padding:8px 12px}.slide-stage{aspect-ratio:16/9;background:#222;width:100%;position:relative;overflow:hidden;container-type:inline-size}.slide-element{overflow-wrap:anywhere;flex-direction:column;font-family:迷你简少儿,PingFang SC,sans-serif;line-height:1.15;display:flex;position:absolute}.slide-element img{object-fit:fill;width:100%;height:100%}.slide-edit-fields{gap:16px;margin-top:24px;display:grid}.slide-edit-fields label{gap:8px;display:grid}.slide-edit-fields textarea{width:100%;min-height:110px;font:inherit;resize:vertical;border:1px solid #ccc;border-radius:6px;padding:12px}.slide-image-editor{border:1px solid #ddd;align-items:center;padding:12px;display:flex!important}.slide-image-editor img{object-fit:contain;background:#eee;width:100px;height:70px}.slide-image-editor span{min-width:0}.slide-image-editor input{max-width:100%;margin-top:8px;display:block}.slide-player{outline:none}.slide-player.is-playing{z-index:9999;background:#000;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.slide-player.is-playing .slide-stage{flex:none;width:min(100vw,177.778dvh - 113.778px)}.slide-play-controls{color:#fff;white-space:nowrap;align-items:center;gap:12px;display:flex;position:absolute;bottom:8px;left:50%;transform:translate(-50%)}.slide-play-controls button{color:#fff;background:#222;border:1px solid #777;border-radius:6px;padding:10px}.slide-edit-hint{color:#666;margin-bottom:12px;font-size:14px}.slide-element.is-editable:hover,.slide-element.is-editable:focus-within{outline-offset:-2px;outline:2px solid #60a5fa}.slide-inline-text{font:inherit;color:inherit;text-align:inherit;line-height:inherit;resize:none;background:0 0;border:none;outline:none;width:100%;height:100%;margin:0;padding:0}.slide-inline-image{cursor:pointer;width:100%;height:100%;display:block;position:relative}.slide-inline-image input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.slide-inline-image span{color:#fff;pointer-events:none;background:#1d4ed8;padding:4px 8px;font:14px sans-serif;display:none;position:absolute;top:4px;left:4px}.slide-inline-image:hover span,.slide-inline-image:focus-within span{display:block}.slide-view-layout{grid-template-columns:170px minmax(0,1fr);align-items:start;gap:20px;display:grid}.slide-thumbnails{background:#f3f4f6;flex-direction:column;gap:14px;max-height:65vh;padding:6px;display:flex;overflow:auto}.slide-thumbnails button{cursor:pointer;background:0 0;border:0;align-items:end;gap:6px;width:100%;padding:3px;display:flex}.slide-thumbnail-number{color:#777;flex:none;width:16px;font-size:12px}.slide-thumbnail-art{border:2px solid #ddd;border-radius:6px;flex:1;min-width:0;display:block;overflow:hidden}.slide-thumbnails button[aria-current=true] .slide-thumbnail-art{border-color:#2563eb;box-shadow:0 0 0 1px #2563eb}.slide-thumbnails button:focus-visible{outline-offset:1px;outline:2px solid #2563eb}.slide-player>[role=group]{width:100%}.slide-player.is-playing>[role=group]{width:min(100vw,177.778dvh - 113.778px)}@media (max-width:640px){.slide-view-layout{flex-direction:column;gap:14px;display:flex}.slide-thumbnails{flex-direction:row;order:2;width:100%;max-height:none}.slide-thumbnails button{flex:none;width:140px}.slide-player{width:100%}}.preparation-layout{grid-template-columns:164px minmax(0,1fr);align-items:start;gap:20px;display:grid}.preparation-layout .structured-preparation{min-width:0}.preparation-nav{top:calc(var(--demo-offset,0px) + var(--topbar-height,64px) + 46px);background:#f6f6f7;border-radius:10px;flex-direction:column;gap:4px;padding:16px 8px;display:flex;position:sticky}.preparation-nav strong{padding:4px 10px 12px;font-size:14px}.preparation-nav button{color:#666;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:6px;align-items:center;gap:8px;padding:10px 8px;font-size:14px;display:flex}.preparation-nav button span{color:#999;font-size:12px}.preparation-nav button[aria-current]{color:#111;background:#e7e7e9;font-weight:600}.preparation-nav button:focus-visible{outline:2px solid #555}.preparation-anchor{scroll-margin-top:calc(var(--demo-offset,0px) + var(--topbar-height,64px) + 66px);border-bottom:1px solid var(--border);outline:none}.preparation-anchor:last-child{border-bottom:0}@media (max-width:900px){.preparation-layout{grid-template-columns:minmax(0,1fr)}.preparation-nav{flex-flow:wrap;gap:4px;padding:10px;position:static}.preparation-nav strong{width:100%;padding-bottom:4px}}@media (max-width:640px){.preparation-layout .lesson-materials article{grid-template-columns:58px minmax(0,1fr) auto}.preparation-layout .lesson-material-head{display:none}}.lesson-teaching-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;column-gap:22px;display:grid}.lesson-teaching-columns>h2{grid-column:1/-1}.lesson-teaching-columns .lesson-teaching-media{grid-template-columns:minmax(0,1fr);gap:18px;margin:0}.lesson-teaching-columns .lesson-teaching-media img{height:auto;max-height:none}.lesson-teaching-columns .lesson-subsections{min-width:0}@media (max-width:700px){.lesson-teaching-columns{grid-template-columns:minmax(0,1fr);row-gap:20px}.lesson-teaching-columns>h2{margin-bottom:0}}.lesson-play-ppt{color:#b7472a;width:100%;font:inherit;cursor:pointer;background:0 0;border:0;padding:5px 8px;font-size:14px;font-weight:600;display:block}.lesson-play-ppt:hover{color:#94371f;background:0 0}.lesson-play-ppt:focus-visible{border-radius:4px;outline:2px solid #b7472a}.preparation-layout .lesson-material-head span:last-child{text-align:center;white-space:nowrap}.preparation-layout .lesson-material-image{min-width:0}.preparation-layout .lesson-material-image span,.preparation-layout .lesson-material-image img{flex-shrink:0}.preparation-layout .lesson-materials article small{white-space:nowrap}@media (min-width:641px){.preparation-layout .lesson-material-head span,.preparation-layout .lesson-materials article>*{padding-left:12px;padding-right:12px}.preparation-layout .lesson-materials article{min-height:88px}}.preparation-layout .lesson-material-head,.preparation-layout .lesson-materials article{grid-template-columns:48px 68px minmax(110px,1fr) minmax(130px,1.5fr) 88px}.lesson-material-number,.preparation-layout .lesson-material-head span:first-child,.preparation-layout .lesson-material-head span:nth-child(2){text-align:center}.lesson-material-number{color:#777;font-size:12px}.preparation-layout .lesson-material-image{justify-content:center}@media (max-width:640px){.preparation-layout .lesson-materials article{grid-template-columns:24px 50px minmax(0,1fr) auto;grid-template-areas:"number image name quantity""number image safety safety";column-gap:6px}.lesson-material-number{grid-area:number;align-self:center}}.preparation-original-image{object-fit:contain;max-width:100%;height:auto;max-height:640px;margin:16px auto;display:block}.preparation-document-table{width:100%;overflow-x:auto}.preparation-document-table table{border-collapse:collapse;table-layout:fixed;width:100%}.preparation-document-table td{vertical-align:top;overflow-wrap:anywhere;border:1px solid #eee;padding:12px}.preparation-document-table p{white-space:pre-wrap;line-height:1.8}@media (max-width:700px){.preparation-document-table table,.preparation-document-table tbody,.preparation-document-table tr,.preparation-document-table td{width:auto;display:block}}.lesson-steps.lesson-steps-six{grid-template-columns:repeat(3,minmax(0,1fr))}@media (max-width:600px){.lesson-steps.lesson-steps-six{grid-template-columns:1fr}}.material-preview-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:24px;display:grid}.material-preview-grid .material-preview-card{background:#fff;border:1px solid #e5e5e5;border-radius:10px;padding:12px;display:block}.material-preview-grid .material-download-overlay:focus-visible{outline-offset:3px;outline:2px solid #555}.material-preview-grid img{width:100%;height:auto;display:block}@media (max-width:640px){.material-preview-grid{grid-template-columns:1fr}}.material-section{margin:0 0 32px}.material-section h2{margin:0 0 18px;font-size:20px}.material-section .material-preview-grid{grid-template-columns:repeat(auto-fill,minmax(180px,240px));gap:16px}.material-section .material-preview-grid .material-preview-card{padding:8px}.material-section .material-preview-grid img{object-fit:contain;width:100%;height:260px}.material-introduction .material-preview-grid{grid-template-columns:minmax(0,1fr);max-width:320px}.material-introduction .material-preview-grid img{height:auto;max-height:400px}@media (max-width:600px){.material-section .material-preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.material-section .material-preview-grid img{height:180px}.material-introduction .material-preview-grid{grid-template-columns:minmax(0,1fr);max-width:280px}.material-introduction .material-preview-grid img{height:auto;max-height:360px}}.material-preview-grid .material-preview-card{position:relative}.material-download-overlay{color:#fff;opacity:0;pointer-events:auto;background:#242529;border-radius:6px;padding:7px 13px;font-size:13px;line-height:1.5;text-decoration:none;transition:opacity .15s;position:absolute;bottom:12px;right:12px;box-shadow:0 2px 8px #0002}.material-preview-card:hover .material-download-overlay,.material-preview-card:focus-within .material-download-overlay{opacity:1}@media (hover:none){.material-download-overlay{opacity:1}}.user-prototype .workspace{-webkit-user-select:none;user-select:none}.user-prototype .workspace input,.user-prototype .workspace textarea,.user-prototype .workspace [contenteditable=true]{-webkit-user-select:text;user-select:text}.user-prototype .age-transition{animation:.24s ease-out both curriculum-enter}@keyframes curriculum-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.user-prototype .filter-group button{transition:background-color .18s,color .18s,box-shadow .18s}@media (prefers-reduced-motion:reduce){.user-prototype .age-transition{animation:none}.user-prototype .filter-group button{transition:none}}.lesson-step-group+.lesson-step-group{border-top:1px solid #ececee;margin-top:32px;padding-top:24px}.campus-works{border:1px solid #e7e7eb;border-radius:12px;margin-top:28px;padding:28px}.campus-works header{justify-content:space-between;align-items:center;gap:16px;display:flex}.campus-works h2{margin:0 0 8px;font-size:20px}.campus-works p{color:#777982;font-size:13px}.campus-works-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.campus-works-grid figure{min-width:0;margin:0}.campus-works-grid img{object-fit:contain;background:#f7f7f9;border-radius:8px;width:100%;height:200px}.campus-works-grid figcaption{color:#777982;overflow-wrap:anywhere;padding-top:8px;font-size:12px}.campus-works-empty{text-align:center;padding:24px 0}@media (max-width:600px){.campus-works{padding:18px}.campus-works-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.resource-page:has(.preparation-layout)>.campus-works{margin-left:184px}.campus-works{background:#fff;padding:34px 38px}.campus-works h2{letter-spacing:-.02em;font-size:21px;font-weight:650}.campus-works-grid{gap:10px;margin-top:20px}.campus-works-grid img{aspect-ratio:1;object-fit:contain;background:#f6f6f7;height:auto;display:block}@media (max-width:900px){.resource-page:has(.preparation-layout)>.campus-works{margin-left:0}}@media (max-width:640px){.campus-works{padding:25px 18px}.campus-works h2{font-size:19px}.campus-works-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}}.campus-works{scroll-margin-top:calc(var(--demo-offset,0px) + var(--topbar-height,64px) + 76px)}.campus-works:focus{outline:none}.curriculum-catalog>.page-heading,.curriculum-catalog>.overview-row,.curriculum-catalog>.filters{margin-bottom:24px}.curriculum-catalog>.overview-row{gap:0}.curriculum-catalog .overview-stat{min-width:0;min-height:44px}.curriculum-catalog>.filters{flex-wrap:wrap;gap:12px 20px}.curriculum-catalog .filter-group{flex-wrap:wrap;overflow:visible}.curriculum-catalog .filter-group,.curriculum-catalog .term-switch{gap:2px;min-height:38px;padding:3px}.curriculum-catalog .filter-title{align-items:center;min-height:32px;display:flex}.curriculum-catalog .filter-group button,.curriculum-catalog .term-switch button{height:32px}.curriculum-catalog .term-switch{flex-shrink:0}.curriculum-catalog .lesson-thumbnail,.curriculum-catalog .art-thumb{width:68px;max-width:100%;height:48px}.curriculum-catalog .lesson-thumbnail{object-fit:contain;padding:2px}.curriculum-catalog .lesson-name{white-space:normal;overflow-wrap:anywhere;line-height:1.65}.curriculum-catalog .goal{white-space:normal;overflow-wrap:anywhere;max-width:none;line-height:1.8}.curriculum-catalog .resource-links{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}@media (min-width:768px){.curriculum-catalog>.overview-row{grid-template-columns:minmax(0,1.7fr) repeat(3,minmax(0,.5fr))}.curriculum-catalog .overview-copy{grid-column:auto;padding-bottom:0}.curriculum-catalog .grouped-table{table-layout:fixed;width:100%;min-width:0}.curriculum-catalog .grouped-table th,.curriculum-catalog .grouped-table td{vertical-align:middle;text-align:left;padding:12px}.curriculum-catalog .grouped-table td{height:72px}.curriculum-catalog .grouped-table th:first-child{width:6%}.curriculum-catalog .grouped-table th:nth-child(2){width:14%}.curriculum-catalog .grouped-table th:nth-child(3){width:25%}.curriculum-catalog .grouped-table th:nth-child(4){width:9%}.curriculum-catalog .grouped-table th:nth-child(5){width:6%}.curriculum-catalog .grouped-table th:nth-child(6),.curriculum-catalog .grouped-table th:nth-child(7){width:20%}.curriculum-catalog .grouped-table th:first-child,.curriculum-catalog .grouped-table th:nth-child(4),.curriculum-catalog .grouped-table th:nth-child(5),.curriculum-catalog .grouped-table th:nth-child(7),.curriculum-catalog .grouped-table .unit-summary-cell,.curriculum-catalog .grouped-table .lesson-thumb-cell,.curriculum-catalog .grouped-table .lesson-number-cell,.curriculum-catalog .grouped-table .lesson-resources-cell{text-align:center}.curriculum-catalog .grouped-table td:first-child{width:auto}.curriculum-catalog .lesson-thumbnail,.curriculum-catalog .art-thumb{margin-inline:auto}.curriculum-catalog .goal{font-size:11px}}@media (min-width:768px) and (max-width:1300px){.curriculum-catalog .grouped-table th,.curriculum-catalog .grouped-table td{padding-inline:8px}.curriculum-catalog .resource-link{gap:3px;padding-inline:2px}}@media (max-width:767px){.curriculum-catalog>.overview-row{grid-template-columns:repeat(3,minmax(0,1fr))}.curriculum-catalog .overview-stat:nth-child(2){border-left:0}.curriculum-catalog>.filters{gap:12px}.curriculum-catalog .filter-group button,.curriculum-catalog .term-switch button{height:auto;min-height:44px}.curriculum-catalog .filter-title{min-height:44px}.curriculum-catalog .panel-heading{flex-direction:row;justify-content:space-between;align-items:center;padding-inline:0}.curriculum-catalog .panel-heading .updated-text{flex-shrink:0}.curriculum-catalog .grouped-table td{height:auto}}.lesson-step-group>.lesson-scheme-title{box-sizing:border-box;color:#454151;background:#f3f1f8;border-radius:8px;width:100%;margin:0 0 20px;padding:12px 16px;font-size:14px;font-weight:600;line-height:1.5}