.student-shell{--student-bottom-nav:0px}.student-shell .app-sidebar{background:var(--color-bg-surface)}.student-nav-more{border-top:1px solid var(--color-border-subtle);margin-top:10px;padding-top:10px}.student-nav-more summary{min-height:44px;color:var(--color-text-secondary);cursor:pointer;border-radius:8px;align-items:center;gap:12px;padding:0 14px;font-size:12px;font-weight:500;list-style:none;display:flex}.student-nav-more summary::-webkit-details-marker{display:none}.student-nav-more summary:hover{background:var(--color-bg-subtle);color:var(--color-text-primary)}.student-nav-more[open] summary{color:var(--color-primary);background:color-mix(in srgb, var(--color-primary) 8%, var(--color-bg-surface))}.student-nav-more .nav-item{margin-top:4px}.student-bottom-nav{z-index:35;inset-inline:0;padding:10px 24px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--color-border-default);background:var(--color-bg-surface);justify-content:space-between;align-items:center;gap:8px;display:none;position:fixed;bottom:0;box-shadow:0 -4px 6px -1px #0f172a0d}.student-bottom-nav a{min-width:56px;color:var(--color-text-muted);flex-direction:column;align-items:center;gap:4px;font-size:10px;font-weight:500;display:flex;position:relative}.student-bottom-nav a.active{color:var(--color-primary);font-weight:700}.student-bottom-nav .is-dot{top:0;border:1px solid var(--color-bg-surface);background:var(--color-danger);border-radius:999px;width:8px;height:8px;position:absolute;inset-inline-end:14px}.student-topbar-brand{display:none}.student-topbar-brand .brand-logo{width:24px;height:24px}.student-shell .app-topbar{background:var(--color-bg-surface);border-bottom:1px solid var(--color-border-default)}.student-shell .breadcrumbs{display:none}.student-quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.student-quick{border:1px solid var(--color-border-default);background:var(--color-bg-surface);box-shadow:var(--shadow-sm);color:var(--color-text-primary);text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:16px 12px;font-size:12px;font-weight:700;display:flex}.student-quick:hover{border-color:color-mix(in srgb, var(--color-primary) 35%, var(--color-border-default));box-shadow:var(--shadow-md)}.student-quick i{border-radius:999px;place-items:center;width:40px;height:40px;font-style:normal;display:grid}.student-quick.is-indigo i{color:var(--color-primary);background:var(--color-primary-soft)}.student-quick.is-violet i{color:#7c3aed;background:#f5f3ff}.student-quick.is-emerald i{color:var(--color-success);background:var(--color-success-soft)}.student-quick.is-amber i{color:var(--color-warning);background:var(--color-warning-soft)}.student-insights{grid-template-columns:1fr;gap:16px;display:grid}.student-insight{border:1px solid var(--color-border-default);box-shadow:var(--shadow-sm);border-radius:12px;align-items:center;gap:16px;padding:16px 20px;display:flex}.student-insight.is-indigo{border-color:color-mix(in srgb, var(--color-primary) 22%, transparent);background:linear-gradient(135deg, color-mix(in srgb, var(--color-primary) 10%, var(--color-bg-surface)), var(--color-bg-surface))}.student-insight.is-emerald{border-color:color-mix(in srgb, var(--color-success) 22%, transparent);background:linear-gradient(135deg, color-mix(in srgb, var(--color-success) 10%, var(--color-bg-surface)), var(--color-bg-surface))}.student-insight.is-amber{border-color:color-mix(in srgb, var(--color-warning) 22%, transparent);background:linear-gradient(135deg, color-mix(in srgb, var(--color-warning) 10%, var(--color-bg-surface)), var(--color-bg-surface))}.student-insight i{color:#fff;width:40px;height:40px;box-shadow:var(--shadow-sm);border-radius:999px;flex:none;place-items:center;font-style:normal;display:grid}.student-insight.is-indigo i{background:var(--color-primary)}.student-insight.is-emerald i{background:var(--color-success)}.student-insight.is-amber i{background:var(--color-warning)}.student-insight h4{margin:0 0 2px;font-size:14px;font-weight:700}.student-insight p{color:var(--color-text-secondary);margin:0;font-size:12px}.student-filter-mobile{align-items:center;gap:12px;display:none}.student-filter-mobile .student-search{flex:1;width:auto}.student-filter-toggle{width:44px;height:44px;color:var(--color-text-secondary);border:1px solid var(--color-border-default);background:var(--color-bg-surface);box-shadow:var(--shadow-sm);border-radius:12px;flex:none;place-items:center;display:grid}.student-sheet-layer{z-index:90;background:#0f172a80;justify-content:center;align-items:flex-end;padding:0;display:flex;position:fixed;inset:0}.student-sheet{background:var(--color-bg-surface);width:100%;max-height:92dvh;box-shadow:var(--shadow-overlay);border-radius:24px 24px 0 0;flex-direction:column;display:flex;overflow:hidden}.student-sheet__handle{background:var(--color-border-strong);border-radius:999px;width:48px;height:4px;margin:10px auto 0}.student-sheet header,.student-sheet footer{justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.student-sheet header{border-bottom:1px solid var(--color-border-subtle)}.student-sheet footer{border-top:1px solid var(--color-border-subtle)}.student-sheet h2{margin:0;font-size:16px}.student-sheet__body{gap:16px;padding:20px;display:grid;overflow:auto}.student-sheet .student-select,.student-sheet .student-search{width:100%}.student-task-work{gap:16px;min-height:min(70dvh,720px);display:grid}.student-task-tabs{border-bottom:1px solid var(--color-border-default);display:flex}.student-task-tabs button{color:var(--color-text-secondary);background:0 0;border:0;border-bottom:2px solid #0000;flex:1;padding:14px 8px;font-size:13px;font-weight:700}.student-task-tabs button.active{color:var(--color-primary);border-bottom-color:var(--color-primary);background:color-mix(in srgb, var(--color-primary) 8%, transparent)}.student-task-pane{gap:16px;display:grid}.student-task-pane.is-hidden{display:none}.student-drop{border:2px dashed var(--color-border-strong);background:var(--color-bg-subtle);text-align:center;cursor:pointer;min-height:160px;color:var(--color-text-secondary);border-radius:12px;place-items:center;gap:8px;padding:24px;font-size:13px;display:grid}.student-drop input{display:none}.student-mode-row{flex-wrap:wrap;gap:8px;display:flex}.student-mode-row button{border:1px solid var(--color-border-default);background:var(--color-bg-subtle);color:var(--color-text-secondary);border-radius:8px;padding:8px 12px;font-size:12px;font-weight:600}.student-mode-row button.active{color:var(--color-primary);border-color:var(--color-primary);background:var(--color-primary-soft)}.student-qa-thread{gap:12px;display:grid}.student-qa-item{border:1px solid var(--color-border-default);background:var(--color-bg-surface);border-radius:10px;padding:14px}.student-qa-item p{color:var(--color-text-secondary);margin:8px 0 0;font-size:13px;line-height:1.8}.student-qa-reply{border-inline-start:3px solid var(--color-primary);background:var(--color-primary-soft);border-radius:8px;margin-top:10px;padding:10px}.student-qa-compose{grid-template-columns:1fr auto;align-items:end;gap:8px;display:grid}.student-qa-compose textarea,.student-task-pane textarea{border:1px solid var(--color-border-default);background:var(--color-bg-surface);border-radius:8px;width:100%;min-height:72px;padding:12px}.student-task-pane textarea{min-height:140px}.student-task-pane form{gap:12px;display:grid}.student-exam-work{gap:16px;display:grid}.student-exam-work__bar{border:1px solid var(--color-border-default);background:var(--color-bg-surface);border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.student-exam-map{flex-wrap:wrap;gap:8px;display:flex}.student-exam-map button{border:1px solid var(--color-border-default);background:var(--color-bg-subtle);border-radius:8px;width:36px;height:36px;font-weight:700}.student-exam-map button.is-current{color:#fff;border-color:var(--color-primary);background:var(--color-primary)}.student-exam-map button.is-done{border-color:color-mix(in srgb, var(--color-success) 40%, var(--color-border-default));background:var(--color-success-soft);color:var(--color-success)}.student-match{gap:10px;display:grid}.student-match__row{grid-template-columns:1fr 1fr;align-items:center;gap:8px;display:grid}.student-report-list{gap:12px;display:grid}.student-report-row{border:1px solid var(--color-border-default);background:var(--color-bg-surface);border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;display:flex}.student-report-row small{color:var(--color-text-secondary);font-weight:500;display:block}.student-pager{justify-content:center;gap:8px;display:flex}.student-pager button{border:1px solid var(--color-border-default);background:var(--color-bg-surface);border-radius:8px;min-width:40px;min-height:40px}.student-pager button.active{color:#fff;border-color:var(--color-primary);background:var(--color-primary)}@media (min-width:768px){.student-quick-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.student-insights{grid-template-columns:repeat(3,minmax(0,1fr))}.student-sheet-layer{align-items:center;padding:24px}.student-sheet{border-radius:12px;width:min(100%,640px);max-height:90vh}.student-sheet__handle,.student-task-tabs{display:none}.student-task-work{grid-template-columns:1.4fr 1fr;align-items:start}.student-task-pane.is-hidden{display:grid}.student-quick i,.student-insight i{width:48px;height:48px}.student-class-heading+.student-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:1280px){.student-filter-desktop{display:flex}.student-filter-mobile{display:none}}@media (max-width:1279px){.student-assignments .student-filter-desktop,.student-exams .student-filter-desktop{display:none}.student-filter-mobile{display:flex}}@media (max-width:767px){.student-shell{--student-bottom-nav:76px}.student-shell .app-content{padding-bottom:calc(24px + var(--student-bottom-nav))}.student-bottom-nav{display:flex}.student-shell.is-exam-workspace .student-bottom-nav{display:none}.student-shell.is-exam-workspace{--student-bottom-nav:0px}.student-week{height:auto}.student-week__scroll{scroll-snap-type:x mandatory;flex-direction:row;gap:12px;padding-bottom:8px;overflow-x:auto}.student-week__day{scroll-snap-align:start;min-width:220px;padding-inline-start:0}.student-week__day:before,.student-week__day:after{display:none}.student-match__row{grid-template-columns:1fr}}.student-nav-dot{inset-inline-start:10px;background:var(--color-primary);border-radius:999px;width:3px;height:3px;position:absolute;top:50%;transform:translateY(-50%)}.student-shell .app-nav .nav-item{font-size:13px;position:relative}.student-shell .sidebar-brand-row{min-height:64px}.student-shell .online-dot,.student-shell .section-kicker{display:none}.student-shell .student-page-heading h1,.student-shell .school-page-header h1,.student-shell .profile-page h1{color:var(--color-text-primary);margin:0;font-size:1.5rem;font-weight:700}.student-shell .student-page-heading p,.student-shell .school-page-header p,.student-shell .profile-page header p{color:var(--color-text-secondary);margin:4px 0 0;font-size:14px}.student-quick i{transition:transform .15s}.student-quick:hover i{transform:scale(1.1)}.student-class-row{text-align:start;align-items:center}.student-class-row__icon{width:44px;height:44px;color:var(--color-primary);background:var(--color-primary-soft);border-radius:12px;flex:none;place-items:center;display:grid}.student-class-row em{color:var(--color-primary);align-items:center;gap:4px;font-size:13px;font-style:normal;font-weight:700;display:inline-flex}.student-shell .student-notification{box-shadow:var(--shadow-sm);border-radius:12px}.student-report-row b{font-size:15px}.student-report-row.is-unread{border-color:color-mix(in srgb, var(--color-primary) 40%, var(--color-border-default));background:color-mix(in srgb, var(--color-primary) 8%, var(--color-bg-surface))}.student-report-list>h2,.student-report-list .student-dash__section-head{margin:4px 0 0}.student-qa-compose-card{border:1px solid var(--color-border-default);background:var(--color-bg-surface);box-shadow:var(--shadow-sm);border-radius:12px;gap:16px;padding:20px;display:grid}.student-qa-compose-card h2{margin:0;font-size:16px}.student-qa-item{box-shadow:var(--shadow-sm)}.student-qa-item header{justify-content:space-between;align-items:center;gap:8px;display:flex}.student-qa-item header strong{align-items:center;gap:8px;font-size:13px;display:inline-flex}.student-qa-item header time,.student-qa-item>small{color:var(--color-text-muted);font-size:11px}.student-qa-avatar{width:28px;height:28px;color:var(--color-text-muted);background:var(--color-bg-subtle);border-radius:999px;place-items:center;display:grid}.student-qa-reply{border-inline-start:2px solid color-mix(in srgb, var(--color-primary) 40%, transparent);margin-inline-start:12px}.student-qa-reply strong{align-items:center;gap:8px;font-size:13px;display:inline-flex}.student-qa-reply em{color:#fff;background:var(--color-primary);border-radius:6px;padding:2px 6px;font-size:10px;font-style:normal;font-weight:700}.student-task__chat{width:36px;height:36px;color:var(--color-text-muted);border-radius:8px;place-items:center;display:grid}.student-task__chat:hover{color:var(--color-primary);background:var(--color-primary-soft)}.student-task__chat+*{border-inline-start:1px solid var(--color-border-subtle);padding-inline-start:12px}.student-topbar-avatar{width:40px;height:40px;color:var(--color-primary);background:var(--color-primary-soft);border-radius:10px;place-items:center;font-weight:700;display:none}.student-shell .app-sidebar .nav-item.active:before,.student-shell .app-sidebar .nav-child.active:before{display:none}.student-shell .app-nav{padding:16px 12px}.student-shell .app-sidebar .nav-item{padding-inline-start:18px}.student-shell .profile-page-grid{gap:16px;display:grid}.student-shell .school-form-card{border:1px solid var(--color-border-default);background:var(--color-bg-surface);box-shadow:var(--shadow-sm);border-radius:12px;padding:20px}.student-shell .school-inline-link{display:none}@media (max-width:767px){.student-topbar-avatar{display:grid}}.student-shell .student-class-heading h1{margin:0;font-size:1.5rem;font-weight:700}.student-shell .student-class-heading p{margin:4px 0 0}html.dark .student-qa-compose-card,html.dark .student-qa-item,html.dark .student-class-row__icon,html.dark .student-topbar-avatar{background:var(--color-bg-surface)}