/* Shared product surfaces. Keep page-specific layouts in their own stylesheets. */
:root{--ui-bg:#f7f9fc;--ui-surface:#fff;--ui-text:#17243b;--ui-muted:#52647d;--ui-line:#dbe3ee;--ui-accent:#245bea;--ui-radius:16px}
.dark{--ui-bg:#0b1220;--ui-surface:#111d30;--ui-text:#e5edf9;--ui-muted:#a4b4cb;--ui-line:#2c3d55;--ui-accent:#8bb1ff}
body{color:var(--ui-text);background:var(--ui-bg);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
[hidden]{display:none!important}button,input,select,textarea{font:inherit}button,a,input,select,summary{touch-action:manipulation}
#mobile-menu.hidden,.ui-button.hidden{display:none!important}
:focus-visible{outline:3px solid var(--ui-accent);outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.55}
#navbar{background:var(--ui-surface);border-bottom:1px solid var(--ui-line);color:var(--ui-text)}
#desktop-nav-links{gap:8px!important;margin-left:20px;white-space:nowrap}#desktop-nav-links>*{margin-left:0!important}#desktop-auth-container>a{max-width:190px;min-width:0}#desktop-auth-container button{min-height:40px}
#mobile-menu{max-height:calc(100dvh - 72px);overflow:auto;overscroll-behavior:contain;background:var(--ui-surface);color:var(--ui-text)}
#mobile-menu-button{min-width:44px;min-height:44px;flex-shrink:0}
@media(max-width:1279px){#desktop-nav-links{display:none!important}#mobile-menu-button{display:inline-flex!important;align-items:center;justify-content:center}#mobile-menu-button.parent-hidden{display:inline-flex!important}#navbar .md\:hidden{display:flex}#mobile-menu:not(.hidden){display:block!important}}
@media(min-width:1280px){body:not(.studio-page) #desktop-nav-links{display:flex!important}body:not(.studio-page) #mobile-menu-button,body:not(.studio-page) #mobile-menu{display:none!important}}
.ui-container{max-width:1120px;margin:auto;padding:112px 24px 48px}.ui-heading{font-size:clamp(28px,4vw,40px);font-weight:750;line-height:1.2;letter-spacing:-.025em}.ui-lead{color:var(--ui-muted);font-size:17px;line-height:1.65;margin:12px 0 28px;max-width:68ch}
.ui-card{background:var(--ui-surface);border:1px solid var(--ui-line);border-radius:var(--ui-radius);padding:24px}.ui-card h2{font-size:20px;font-weight:700;margin-bottom:12px}.ui-muted{color:var(--ui-muted);font-size:14px;line-height:1.6}.ui-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.ui-stack{display:grid;gap:20px}.ui-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ui-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border:1px solid var(--ui-line);border-radius:12px;background:var(--ui-surface);color:var(--ui-text);font-size:14px;font-weight:650;line-height:1.4;cursor:pointer;text-decoration:none}.ui-button:hover{border-color:var(--ui-accent);color:var(--ui-accent)}.ui-button.primary{background:#245bea;border-color:#245bea;color:#fff}.ui-button.danger{color:#c0273d;border-color:#e8acb5}.ui-input{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--ui-line);border-radius:10px;background:var(--ui-surface);color:var(--ui-text)}
.ui-dialog{width:min(720px,calc(100vw - 24px));max-height:88dvh;padding:24px;border:1px solid var(--ui-line);border-radius:20px;color:var(--ui-text);background:var(--ui-surface);box-shadow:0 24px 90px #0004}.ui-dialog::backdrop{background:#0b152a88;backdrop-filter:blur(3px)}.ui-dialog h2{font-size:23px;font-weight:700;margin-bottom:16px}.ui-dialog .dialog-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;margin-top:20px}.ui-dialog pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:45vh;overflow:auto;font-size:13px;padding:16px;background:var(--ui-bg);border-radius:12px}
.ui-status{min-height:24px;line-height:1.6;color:var(--ui-muted);font-size:14px;margin-top:12px}.ui-danger-zone{border-color:#e8acb5}.ui-danger-zone>summary{color:#b92139;font-weight:700;cursor:pointer;min-height:44px;display:flex;align-items:center}.ui-danger-zone[open]>summary{margin-bottom:20px}
.readme-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:36px;margin-top:28px}.readme-toc{position:sticky;top:100px;align-self:start;max-height:75vh;overflow:auto}.readme-toc a{display:block;padding:7px 10px;font-size:14px;color:var(--ui-muted);border-left:2px solid var(--ui-line)}.readme-toc a:hover{color:var(--ui-accent);border-color:var(--ui-accent)}.readme-content{min-width:0;line-height:1.75;overflow-wrap:anywhere}.readme-content h1,.readme-content h2,.readme-content h3{font-weight:750;line-height:1.3;margin:28px 0 12px;scroll-margin-top:100px}.readme-content h1{font-size:30px}.readme-content h2{font-size:24px;border-bottom:1px solid var(--ui-line);padding-bottom:10px}.readme-content h3{font-size:19px}.readme-content p,.readme-content ul,.readme-content ol{margin:12px 0}.readme-content ul{list-style:disc;padding-left:24px}.readme-content ol{list-style:decimal;padding-left:24px}.readme-content a{color:var(--ui-accent);text-decoration:underline}.readme-content img{max-width:100%;height:auto}.readme-content pre{background:var(--ui-bg);padding:20px;border:1px solid var(--ui-line);border-radius:12px;overflow:auto;font-size:13px;line-height:1.65;position:relative}.readme-content code{font-family:ui-monospace,monospace;font-size:.88em}.readme-content table{display:block;overflow:auto;border-collapse:collapse}.readme-content td,.readme-content th{border:1px solid var(--ui-line);padding:8px 12px}.readme-content blockquote{border-left:3px solid var(--ui-accent);padding-left:16px;color:var(--ui-muted)}
.home-tools{margin:22px auto 0;justify-content:center}.home-recent{margin:16px auto 0;justify-content:center}.home-recent:empty{display:none}
.stats-workspace-nav{margin:20px 0 24px}.stats-workspace-nav button[aria-pressed=true]{background:#245bea;color:white;border-color:#245bea}body[data-stats-mode] #outcomeInsights>summary{display:none}body[data-stats-mode] #statsViewDashboardBtn,body[data-stats-mode] #statsViewModulesBtn{display:none}body[data-stats-mode=health] #statsControlsPanel,body[data-stats-mode=health] #statsDashboardSection,body[data-stats-mode=health] #modulesAdminSection,body[data-stats-mode=health] #insightProductGroup{display:none!important}body[data-stats-mode=usage] #insightOperationsGroup,body[data-stats-mode=manage] #outcomeInsights,body[data-stats-mode=manage] #statsDashboardSection{display:none!important}body[data-stats-mode] #outcomeInsights{margin-bottom:20px}body[data-stats-mode] #outcomeInsights h3{font-size:20px;margin:16px 0;font-weight:700}body[data-stats-mode] #outcomeInsights>p[data-insights-i18n]{display:none}.stats-context-actions{position:static!important;box-shadow:none!important;border:0!important;max-width:1120px;margin:0 auto 32px;background:transparent!important}.chart-fallback{height:100%;overflow:auto}.ui-data-table{width:100%;border-collapse:collapse;margin:12px 0}.ui-data-table th,.ui-data-table td{text-align:left;border-bottom:1px solid var(--ui-line);padding:8px 12px}.ui-data-table th{font-weight:700}
.studio-page #desktop-nav-links{display:none!important}.studio-page #mobile-menu-button{display:inline-flex!important}.studio-page #mobile-menu:not(.hidden){display:block!important;position:absolute;top:64px;right:12px;width:min(380px,calc(100vw - 24px));z-index:80;border:1px solid var(--ui-line);border-radius:16px}.studio-workflow-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:8px 16px;background:var(--ui-surface);border-bottom:1px solid var(--ui-line);flex-shrink:0}.studio-workflow-toolbar>.ui-muted{margin-right:auto}.studio-workflow-toolbar .ui-button{font-size:13px;min-height:40px;padding:8px 12px}.studio-page #create-project-button,.studio-page #upload-file-button{min-height:44px;padding:8px 10px;font-size:13px}.studio-page #manage-projects{margin-top:10px;width:100%}.studio-page #project-selector{min-height:44px}.studio-upload-hint{padding:12px 16px 0;font-size:12px}.studio-page #empty-state{max-width:320px;text-align:center;padding:24px;gap:16px;color:var(--ui-muted)}.studio-page #empty-state p{font-size:15px;line-height:1.6}.studio-page #close-error-panel-button{min-width:32px;min-height:32px}.studio-page #studio-error-links{display:grid;gap:6px}.studio-page #studio-error-links button{text-align:left;justify-content:flex-start;font-size:12px}.studio-page #sidebar-pane{overflow:auto}.studio-page #file-list{flex-shrink:0;min-height:100px}.project-manager-list{display:grid;gap:12px;max-height:50vh;overflow:auto}.project-manager-row{padding:16px;border:1px solid var(--ui-line);border-radius:14px;background:var(--ui-bg)}.project-manager-row .project-open{font-size:17px;font-weight:700;text-align:left;justify-content:flex-start;border:0;background:transparent;padding:0}.project-manager-row .ui-row{margin-top:10px}.conflict-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;min-width:0}.conflict-grid section{min-width:0}.conflict-grid h3{font-weight:700;font-size:14px}.diff-line{display:block}.diff-changed{background:#ffc96b40}.template-preview{display:flex;gap:20px;align-items:center;margin-top:18px}.template-preview p{color:var(--ui-muted);font-size:14px;line-height:1.6}.template-paper{background:white;border:1px solid #d0d9e8;width:105px;height:138px;flex-shrink:0;padding:16px 10px;box-shadow:0 4px 12px #1734540e;color:#233755}.template-paper h3{font-size:10px;font-weight:750;line-height:1.5}.template-slide .template-paper{width:150px;height:90px;border-top:8px solid #245bea}.template-lines{height:55px;margin-top:14px;background:repeating-linear-gradient(0deg,#d6dfea 0,#d6dfea 2px,transparent 2px,transparent 10px)}.template-slide .template-lines{height:25px}.upload-row{font-size:12px;padding:8px 14px;display:flex;align-items:center;justify-content:space-between;gap:8px;overflow-wrap:anywhere}#studio-upload-list progress{width:calc(100% - 28px);height:8px;margin:10px 14px}#template-container[hidden]{display:none}
@media(max-width:767px){.studio-workflow-toolbar{padding:8px;gap:6px}.studio-workflow-toolbar>.ui-muted{width:100%;font-size:12px}.studio-workflow-toolbar .ui-button{flex:1;padding:8px;font-size:12px}.studio-page #navbar{padding:8px;height:auto;min-height:64px;gap:6px}.studio-page #navbar>div{gap:6px}.studio-page #compile-btn{padding:10px;font-size:12px}.studio-page #compile-btn svg{display:none}.studio-page #doc-type{max-width:98px}.conflict-grid{grid-template-columns:1fr}.template-preview{gap:12px}.studio-page #new-project-type{min-height:44px}}
.schedule-options{padding:0 20px;border-bottom:1px solid var(--ui-line)}.schedule-options>summary{padding:12px 0;font-size:14px;font-weight:650;cursor:pointer}.schedule-options>.border-b{border:0;padding:10px 0 16px}.schedule-search-hint{margin:10px 0 0}.schedule-day-section{scroll-margin-top:90px}.schedule-unselected #offlinePanelContainer,.schedule-unselected #schedule-display-options{display:none}.schedule-unselected #mainScheduleBlock{min-height:280px}.schedule-unselected #defaultState{padding:30px 20px}.schedule-unselected #scheduleGridContent .schedule-table-meta{display:none}.search-active{background:#e2ecff!important;color:#1746b5}.dark .search-active{background:#253c63!important;color:#fff}.lesson-details-button{cursor:pointer;text-align:left;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;width:100%;background:transparent;border:0;padding:0}.lesson-details-button:focus-visible{outline-offset:-2px}.lesson-card--table{overflow:hidden}.lesson-table-meta{font-size:12px}.lesson-table-title{font-size:13px!important;line-height:1.35!important}.freshness-quiet{background:transparent!important;border:0!important;margin:0!important;padding:10px 20px!important;color:var(--ui-muted)!important}.freshness-quiet svg{display:none}
#schedulePlanner{scroll-margin-top:90px;margin-top:24px}#schedulePlanner:not([open]){display:none}#planEntities{display:grid;gap:8px;margin:14px 0}#planEntities li{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--ui-bg);border:1px solid var(--ui-line);border-radius:12px;padding:12px;font-size:14px}#planResult h3{margin:20px 0 8px;font-weight:700}#planResult ul{padding-left:20px;list-style:disc}#planResult li{margin:6px 0}.plan-field-error{font-size:13px;color:#c0273d}.plan-timeline{margin:24px 0;padding:20px;border:1px solid var(--ui-line);border-radius:16px;background:var(--ui-surface)}.plan-timeline select{max-width:280px;margin:10px 0}.plan-axis{font-size:13px;color:var(--ui-muted);margin:10px 0}.plan-lane{display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px;border-top:1px solid var(--ui-line);padding:10px 0}.plan-lane h4{font-size:14px;font-weight:650;overflow-wrap:anywhere}.plan-track{position:relative;min-width:0;background:repeating-linear-gradient(90deg,transparent,transparent calc(25% - 1px),var(--ui-line) 25%)}.plan-bar{position:absolute;height:40px!important;min-height:0!important;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:6px!important;border-radius:7px!important;background:#dce9ff!important;color:#1746b5!important;font-size:12px!important;border:1px solid #adc9fb!important}.plan-conflict{background:#ffe1e3!important;border-color:#e6a8ae!important;color:#9f1c2b!important}.plan-free{background:#dcf4e7!important;border-color:#a4d4b6!important;color:#185c39!important}
@media(max-width:767px){#scheduleControls .schedule-control-band{padding:12px}#scheduleControls .schedule-control-band>.grid{gap:10px}#scheduleControls .schedule-entity-trigger{min-height:56px;padding:8px 12px}#offlinePanelToggle{width:48px;height:56px}#scheduleControls .schedule-control-band .justify-end{justify-content:flex-start;flex-wrap:nowrap;overflow:auto}#scheduleControls .schedule-control-band .justify-end>button{font-size:12px;padding:8px 10px;min-height:42px;white-space:nowrap}#scheduleControls .schedule-control-band .justify-center{gap:6px}#scheduleControls .schedule-control-band .justify-center>button{min-height:42px;height:42px;padding:8px}#scheduleControls .schedule-control-band .justify-center>div{min-width:128px;padding:10px 8px}#schedule-display-options{padding:0 14px}.schedule-day-header{padding:14px!important}.plan-lane{grid-template-columns:1fr}.plan-timeline{padding:12px}.schedule-search-hint{font-size:13px}}
@media(max-width:640px){.ui-container{padding:96px 16px 32px}.ui-card{padding:20px}.ui-grid{grid-template-columns:1fr}.readme-layout{grid-template-columns:1fr;gap:20px}.readme-toc{position:static;max-height:180px}.ui-dialog{padding:20px}.ui-row>.ui-button{flex-grow:1}}

.ui-brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-size:18px;font-weight:700}.ui-brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#2563eb,#4f46e5);color:white;font-size:20px}
.account-preferences{display:grid;grid-template-columns:auto minmax(0,1fr) auto minmax(0,1fr);gap:12px;align-items:center;margin-top:20px}.account-main .account-preferences label{margin:0}.home-tools>a{border-radius:12px!important}
@media(min-width:768px){.studio-page #sidebar-pane{min-width:210px}.studio-page .split[data-mode=project] #editor-pane,.studio-page .split[data-mode=project] #viewer-pane{flex:1;min-width:0}}
@media(max-width:767px){.studio-page #navbar{flex-wrap:nowrap}.studio-page #navbar>div:first-child,.studio-page #navbar>div:last-child{width:auto}.studio-page #navbar>div:first-child{flex:1}.studio-page .studio-notice{gap:2px;padding:6px 10px;font-size:12px}.studio-page .studio-notice>span{flex:1;min-width:210px}.studio-page .studio-notice>button{padding:6px}.studio-page #mobile-menu{width:calc(100vw - 24px)!important}.account-preferences{grid-template-columns:auto minmax(0,1fr)}
#scheduleControls .schedule-control-band .justify-end{flex-wrap:wrap;overflow:visible}#scheduleControls .schedule-control-band .justify-end>button{flex:1;padding:8px 6px}
.insight-table table,.insight-table tbody,.insight-table tr,.insight-table td{display:block;width:100%;min-width:0!important}.insight-table thead{display:none}.insight-table tr{border:1px solid var(--ui-line);border-radius:12px;padding:10px;margin:12px 0}.insight-table td{padding:6px 0!important;border:0!important;white-space:normal!important;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;overflow-wrap:anywhere}.insight-table td::before{content:attr(data-label);font-weight:650;color:var(--ui-muted)}.stats-workspace-nav{gap:6px}.stats-workspace-nav .ui-button{flex:1;padding:10px 8px;font-size:13px}}

.studio-page #mobile-tabs button[aria-selected="true"]{border-color:#245bea!important;color:#1d4ed8!important}.studio-page #mobile-tabs button[aria-selected="false"]{border-color:transparent!important;color:var(--ui-muted)!important}
#planEntities button{flex-shrink:0;min-width:68px;white-space:nowrap}.readme-content img{display:inline-block;vertical-align:middle;margin:3px}.readme-image-fallback{display:inline-block;padding:2px 8px;margin:3px;background:var(--ui-bg);border:1px solid var(--ui-line);border-radius:6px;font-size:12px;color:var(--ui-muted)}
@media(max-width:767px){.plan-timeline>div{overflow-x:auto;padding-bottom:10px}.plan-timeline .plan-lane{min-width:680px}.plan-timeline .plan-lane h4{position:sticky;left:0;width:max-content;max-width:260px}.plan-timeline .plan-axis{min-width:680px}}

.studio-page #close-error-panel-button,.studio-page #mode-quick,.studio-page #mode-project{min-height:44px;min-width:44px}
.schedule-timeline-card .lesson-table-meta{margin-top:.5rem;padding-top:0}
.schedule-timeline-card.is-split .lesson-table-module{display:none}
.schedule-timeline-card.is-split .lesson-card--table .lesson-table-title{-webkit-line-clamp:2}
.schedule-timeline-card.is-split .lesson-table-meta.has-actions{padding-right:0}
.schedule-timeline-card.is-short .lesson-card--table{padding-top:.4rem;padding-bottom:.4rem}
.schedule-timeline-card.is-short .lesson-card--table .lesson-table-title{-webkit-line-clamp:2;min-height:0;font-size:12px!important;line-height:1.2!important}
.schedule-timeline-card.is-short .lesson-card--table .lesson-table-time{display:flex;flex-direction:column;gap:1px;max-width:calc(100% - 24px);margin-top:.25rem;padding:0;border:0;background:transparent;font-size:8px;line-height:1.2;letter-spacing:0;white-space:nowrap}
.schedule-timeline-card.is-short .lesson-table-time-separator{display:none}
.schedule-timeline-card .lesson-table-meta-item{font-size:12px;line-height:1.3;font-weight:600}.schedule-timeline-card .lesson-table-title{flex-shrink:0}.schedule-timeline-card.is-short .lesson-table-topline,.schedule-timeline-card.is-short .lesson-table-meta{display:none}.schedule-timeline-card.is-short .lesson-table-title{-webkit-line-clamp:2;margin-top:0}.schedule-timeline-card.is-short .lesson-table-time{margin-top:auto}.readme-navigation{position:sticky;top:100px;align-self:start}.readme-navigation>summary{font-weight:650;padding:12px;border:1px solid var(--ui-line);border-radius:12px;cursor:pointer}.readme-navigation .readme-toc{position:static}.readme-content>div:first-child>img{max-width:180px}
@media(min-width:641px){.readme-navigation>summary{display:none}}@media(max-width:640px){.readme-navigation{position:static}.readme-navigation .readme-toc{margin-top:10px}}

@media(max-width:1279px){#calendarSubscriptionSection.calendar-sync-drawer{max-height:calc(100dvh - 16px);overscroll-behavior:contain}#calendarSubscriptionSection button,#calendarSubscriptionSection a{min-height:44px}}

.hero-home{padding:112px 0 48px}.hero-home>div.relative{padding-top:0}.hero-home .home-tools{margin-top:0}@media(max-width:640px){.hero-home h1{font-size:40px;margin-bottom:20px}.hero-home p[data-i18n="index.hero.text"]{font-size:18px;margin-bottom:24px}.hero-home .home-tools>a{min-height:44px;padding:12px}.home-recent>a{overflow-wrap:anywhere}}