.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);position:relative;overflow:hidden;padding:1rem}.login-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(236,72,153,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(236,72,153,.04) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%);mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%)}.login-container{position:relative;z-index:1;width:100%;max-width:400px;display:flex;flex-direction:column;align-items:center}.login-brand{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.login-brand-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);color:#fff}.login-brand-text{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.login-card{width:100%;background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border-top:1px solid var(--color-border-primary)}.login-card-header{padding:2rem 2rem 1.5rem;text-align:center;border-bottom:1px solid var(--color-border-primary)}.login-title{font-size:1.5rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.login-subtitle{font-size:.9375rem;color:var(--color-text-secondary);margin:0}.login-card-body{padding:1.5rem 2rem}.login-google-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.75rem;padding:.875rem 1.25rem;background:var(--color-bg-tertiary);color:var(--color-text-primary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);font-size:.9375rem;font-weight:600;cursor:pointer;transition:all var(--transition-fast);letter-spacing:.01em}.login-google-btn:hover{background:var(--color-bg-hover);border-color:var(--color-accent-primary);box-shadow:0 0 0 1px #ec489933}.login-google-icon{flex-shrink:0}.login-remember-me{display:flex;align-items:center;gap:.75rem;margin-top:1rem;padding:.625rem .875rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);cursor:pointer;font-size:.875rem;font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast)}.login-remember-me:hover{background:var(--color-bg-hover);border-color:var(--color-border-secondary);color:var(--color-text-primary)}.login-remember-me input{position:absolute;opacity:0;width:0;height:0}.login-remember-me:focus-within{outline:none;border-color:var(--color-border-focus);box-shadow:0 0 0 2px #ec489940}.login-remember-me .login-remember-me-box{flex-shrink:0;width:1.125rem;height:1.125rem;border:2px solid var(--color-border-secondary);border-radius:var(--radius-sm);background:var(--color-bg-secondary);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.login-remember-me input:checked+.login-remember-me-box{background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-color:transparent}.login-remember-me .login-remember-me-box svg{opacity:0;color:#fff;transition:opacity var(--transition-fast)}.login-remember-me input:checked+.login-remember-me-box svg{opacity:1}.login-info{display:flex;flex-direction:column;gap:.75rem;margin-top:1.5rem}.login-info-item{display:flex;align-items:center;gap:.75rem;font-size:.875rem;color:var(--color-text-secondary)}.login-info-item svg{color:var(--color-accent-primary);flex-shrink:0}.login-card-footer{padding:1rem 2rem;background:var(--color-bg-tertiary);border-top:1px solid var(--color-border-primary)}.login-card-footer p{font-size:.8125rem;color:var(--color-text-tertiary);text-align:center;margin:0}.login-footer{margin-top:2rem;text-align:center}.login-footer p{font-size:.8125rem;color:var(--color-text-muted);margin:0}@media(max-width:480px){.login-card-header,.login-card-body{padding-left:1.5rem;padding-right:1.5rem}.login-card-footer{padding:.875rem 1.5rem}}.auth-success-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);color:var(--color-text-primary)}.auth-card{padding:2.5rem 3rem;border-radius:var(--radius-xl);background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);box-shadow:var(--shadow-lg);text-align:center;max-width:360px;width:90%}.auth-title{margin-bottom:.5rem;font-size:1.25rem;font-weight:600;color:var(--color-text-primary)}.auth-text{margin-bottom:0;font-size:.9375rem;color:var(--color-text-tertiary)}.auth-spinner{margin-top:1.5rem;width:40px;height:40px;border-radius:50%;border:3px solid var(--color-border-primary);border-top-color:var(--color-accent-primary);margin-inline:auto;animation:spin .8s linear infinite}.complete-reg-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);position:relative;overflow:hidden;padding:1rem}.complete-reg-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(236,72,153,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(236,72,153,.04) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%);mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%)}.complete-reg-container{position:relative;z-index:1;width:100%;max-width:480px;display:flex;flex-direction:column;align-items:center}.complete-reg-brand{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.complete-reg-brand-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);color:#fff}.complete-reg-brand-text{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.complete-reg-card{width:100%;background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border-top:1px solid var(--color-border-primary)}.complete-reg-header{padding:1.5rem 2rem;border-bottom:1px solid var(--color-border-primary)}.complete-reg-step{margin-bottom:1rem}.complete-reg-step-badge{display:inline-block;padding:.25rem .75rem;background:var(--color-info-bg);color:var(--color-info);border:1px solid var(--color-info-border);border-radius:var(--radius-full);font-size:.75rem;font-weight:500}.complete-reg-title{font-size:1.375rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.375rem}.complete-reg-subtitle{font-size:.9375rem;color:var(--color-text-secondary);margin:0}.complete-reg-form{padding:1.5rem 2rem 2rem}.complete-reg-label{display:block;font-size:.8125rem;font-weight:500;color:var(--color-text-secondary);margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.05em}.complete-reg-role-section{margin-bottom:1.5rem}.complete-reg-role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.complete-reg-role-btn{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1.25rem 1rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);text-align:center}.complete-reg-role-btn:hover{border-color:var(--color-border-secondary);background:var(--color-bg-hover)}.complete-reg-role-btn.active{border-color:var(--color-accent-primary);background:var(--color-info-bg)}.complete-reg-role-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast)}.complete-reg-role-btn.active .complete-reg-role-icon{background:var(--color-accent-primary);color:#fff}.complete-reg-role-name{font-size:.9375rem;font-weight:600;color:var(--color-text-primary)}.complete-reg-role-desc{font-size:.75rem;color:var(--color-text-tertiary)}.complete-reg-fields{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.complete-reg-field{display:flex;flex-direction:column}.complete-reg-row{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.complete-reg-error{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--color-danger-bg);border:1px solid var(--color-danger-border);border-radius:var(--radius-md);color:var(--color-danger);font-size:.875rem;margin-bottom:1rem}.complete-reg-submit{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1.5rem;background:var(--color-text-primary);color:var(--color-bg-primary);border:none;border-radius:var(--radius-md);font-size:.9375rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.complete-reg-submit:hover:not(:disabled){background:var(--color-text-secondary)}.complete-reg-submit:disabled{opacity:.7;cursor:not-allowed}.complete-reg-spinner{width:16px;height:16px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:480px){.complete-reg-header,.complete-reg-form{padding-left:1.25rem;padding-right:1.25rem}.complete-reg-role-grid,.complete-reg-row{grid-template-columns:1fr}}.pending-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);position:relative;overflow:hidden;padding:1rem}.pending-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(236,72,153,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(236,72,153,.04) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%);mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%)}.pending-container{position:relative;z-index:1;width:100%;max-width:440px;display:flex;flex-direction:column;align-items:center}.pending-brand{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.pending-brand-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);color:#fff}.pending-brand-text{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.pending-card{width:100%;background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-xl);padding:2rem;text-align:center;box-shadow:var(--shadow-lg);border-top:1px solid var(--color-border-primary)}.pending-status-icon{position:relative;width:72px;height:72px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;color:var(--color-warning)}.pending-status-ring{position:absolute;inset:0;border:2px solid var(--color-warning);border-radius:50%;opacity:.2;animation:ping 1.5s ease-out infinite}@keyframes ping{0%{transform:scale(1);opacity:.2}to{transform:scale(1.4);opacity:0}}.pending-header{margin-bottom:1.5rem}.pending-badge{display:inline-block;padding:.25rem .75rem;background:var(--color-warning-bg);color:var(--color-warning);border:1px solid var(--color-warning-border);border-radius:var(--radius-full);font-size:.75rem;font-weight:500;margin-bottom:1rem}.pending-title{font-size:1.375rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.pending-subtitle{font-size:.9375rem;color:var(--color-text-secondary);margin:0;line-height:1.5}.pending-info{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.pending-info-item{display:flex;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);text-align:left}.pending-info-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border-radius:var(--radius-sm);color:var(--color-text-tertiary);flex-shrink:0}.pending-info-content{display:flex;flex-direction:column;gap:.125rem}.pending-info-label{font-size:.875rem;font-weight:500;color:var(--color-text-primary)}.pending-info-text{font-size:.8125rem;color:var(--color-text-tertiary)}.pending-user{padding:1rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);margin-bottom:1.5rem}.pending-user-row{display:flex;justify-content:space-between;padding:.375rem 0}.pending-user-row:not(:last-child){border-bottom:1px solid var(--color-border-primary);margin-bottom:.375rem;padding-bottom:.75rem}.pending-user-label{font-size:.8125rem;color:var(--color-text-tertiary)}.pending-user-value{font-size:.875rem;font-weight:500;color:var(--color-text-primary)}.pending-logout-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;background:transparent;color:var(--color-text-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.pending-logout-btn:hover{background:var(--color-bg-hover);border-color:var(--color-border-secondary);color:var(--color-text-primary)}.rejected-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);position:relative;overflow:hidden;padding:1rem}.rejected-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(236,72,153,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(236,72,153,.04) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%);mask-image:radial-gradient(ellipse at center,black 30%,transparent 70%)}.rejected-container{position:relative;z-index:1;width:100%;max-width:440px;display:flex;flex-direction:column;align-items:center}.rejected-brand{display:flex;align-items:center;gap:.75rem;margin-bottom:2rem}.rejected-brand-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);color:#fff}.rejected-brand-text{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.rejected-card{width:100%;background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-xl);padding:2rem;text-align:center;box-shadow:var(--shadow-lg);border-top:1px solid var(--color-border-primary)}.rejected-status-icon{width:72px;height:72px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;background:var(--color-danger-bg);border:1px solid var(--color-danger-border);border-radius:50%;color:var(--color-danger)}.rejected-header{margin-bottom:1.5rem}.rejected-badge{display:inline-block;padding:.25rem .75rem;background:var(--color-danger-bg);color:var(--color-danger);border:1px solid var(--color-danger-border);border-radius:var(--radius-full);font-size:.75rem;font-weight:500;margin-bottom:1rem}.rejected-title{font-size:1.375rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.rejected-subtitle{font-size:.9375rem;color:var(--color-text-secondary);margin:0;line-height:1.5}.rejected-info{display:flex;gap:.75rem;padding:1rem;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-md);text-align:left;margin-bottom:1.5rem}.rejected-info-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-danger-bg);border-radius:var(--radius-sm);color:var(--color-danger);flex-shrink:0}.rejected-info-content p{font-size:.875rem;color:var(--color-text-secondary);margin:0;line-height:1.5}.rejected-back-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;background:var(--color-text-primary);color:var(--color-bg-primary);border:none;border-radius:var(--radius-md);font-size:.9375rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.rejected-back-btn:hover{background:var(--color-text-secondary)}.dash-layout{display:flex;min-height:100vh;background:var(--color-bg-primary)}.dash-sidebar{width:260px;flex-shrink:0;background:var(--color-bg-secondary);border-right:1px solid var(--color-border-primary);position:sticky;top:0;height:100vh;transition:width var(--transition-normal);box-shadow:1px 0 0 var(--color-border-primary)}.dash-layout.sidebar-collapsed .dash-sidebar{width:72px}.dash-sidebar-inner{display:flex;flex-direction:column;height:100%;padding:1rem .75rem;overflow-x:hidden}.dash-logo{display:flex;align-items:center;gap:.75rem;padding:.5rem .75rem;margin-bottom:1.5rem}.dash-logo-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent-primary),var(--color-accent-secondary));border-radius:var(--radius-md);color:#fff;flex-shrink:0}.dash-logo-text{font-size:1.125rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em;white-space:nowrap;overflow:hidden}.dash-layout.sidebar-collapsed .dash-logo-text{opacity:0;width:0}.dash-sidebar-toggle{margin-left:auto;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary);border-radius:var(--radius-sm);color:var(--color-text-tertiary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.dash-sidebar-toggle:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.dash-layout.sidebar-collapsed .dash-logo{justify-content:center;padding:.5rem}.dash-layout.sidebar-collapsed .dash-logo-icon{display:none}.dash-layout.sidebar-collapsed .dash-sidebar-toggle{margin-left:0}.dash-nav{flex:1;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}.dash-nav::-webkit-scrollbar{display:none}.dash-nav-section{margin-bottom:1.5rem}.dash-nav-label{display:block;padding:0 .75rem;margin-bottom:.5rem;font-size:.6875rem;font-weight:500;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.08em;white-space:nowrap;overflow:hidden}.dash-layout.sidebar-collapsed .dash-nav-label{opacity:0;height:0;margin:0}.dash-nav-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px}.dash-nav-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.625rem .75rem;background:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;text-align:left;transition:all var(--transition-fast);white-space:nowrap;overflow:hidden;position:relative}.dash-nav-item:hover{background:#ec489912;color:var(--color-text-primary)}.dash-nav-item.active{background:#ec48991f;color:var(--color-accent-primary);border:1px solid rgba(236,72,153,.2)}.dash-nav-icon{font-size:1.125rem;flex-shrink:0;width:20px;text-align:center;display:flex;align-items:center;justify-content:center}.dash-nav-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;flex-shrink:0;border:1px solid var(--color-border-primary)}.dash-nav-avatar-fallback{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:700;letter-spacing:-.02em;color:var(--color-text-secondary);background:var(--color-bg-tertiary);border:1px solid var(--color-border-primary)}.dash-nav-item--avatar .dash-nav-icon{width:28px}.dash-layout.sidebar-collapsed .dash-nav-item--avatar .dash-nav-icon{width:32px}.dash-layout.sidebar-collapsed .dash-nav-item--avatar .dash-nav-avatar,.dash-layout.sidebar-collapsed .dash-nav-item--avatar .dash-nav-avatar-fallback{width:32px;height:32px}.dash-nav-text{flex:1;overflow:hidden;text-overflow:ellipsis}.dash-layout.sidebar-collapsed .dash-nav-text{opacity:0;width:0}.dash-nav-badge{background:var(--color-danger);color:#fff;font-size:.6875rem;font-weight:600;min-width:18px;height:18px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;padding:0 5px;flex-shrink:0}.dash-layout.sidebar-collapsed .dash-nav-badge{position:absolute;top:4px;right:4px;min-width:8px;height:8px;padding:0}.dash-sidebar-footer{margin-top:auto;padding-top:1rem;border-top:1px solid var(--color-border-primary)}.dash-user-section{position:relative}.dash-user-button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.625rem .75rem;background:transparent;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all 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.25rem}.student-notes-library-title{font-size:.8125rem;font-weight:600;line-height:1.35;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;line-clamp:2;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:.125rem}.student-notes-library-meta{font-size:.6875rem;color:var(--color-text-muted);line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.student-notes-library-card--note:hover{background:var(--color-bg-tertiary);border-radius:var(--radius-lg)}.student-notes-modal-hint{font-size:.75rem;color:var(--color-text-muted);margin:0 0 .5rem;line-height:1.4}.student-notes-card-menu{position:absolute;top:8px;right:8px;display:flex;gap:4px;z-index:10}.student-notes-card-menu button:not(.student-notes-privacy-lock){width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:1px solid var(--color-border-primary);border-radius:var(--radius-md);background:var(--color-bg-primary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--color-text-muted);cursor:pointer;opacity:0;transition:opacity var(--transition-fast),color var(--transition-fast),background var(--transition-fast),border-color var(--transition-fast)}.student-notes-library-card:hover .student-notes-card-menu button:not(.student-notes-privacy-lock),.student-notes-card-menu button:not(.student-notes-privacy-lock):focus-visible{opacity:1}.student-notes-card-menu button:not(.student-notes-privacy-lock):hover{color:var(--color-text-primary);background:var(--color-bg-hover);border-color:var(--color-border-secondary)}.student-notes-card-menu button:not(.student-notes-privacy-lock):last-child:hover{color:var(--color-danger);background:var(--color-danger-bg);border-color:#ef44444d}.student-notes-editor-shell{--sn-note-frame: var(--student-note-accent, var(--color-accent-primary));display:flex;flex-direction:column;min-height:min(82vh,880px);max-height:calc(100vh - 5rem);background:var(--color-bg-secondary);border:2px solid color-mix(in srgb,var(--sn-note-frame) 34%,var(--color-border-primary));border-radius:var(--radius-xl);overflow:hidden;box-shadow:0 8px 32px #0000001f,0 2px 6px #0000000f}.student-notes-editor-shell:fullscreen{width:100%;max-width:none;min-height:100%;max-height:100%;border-radius:0;box-sizing:border-box;border-width:2px;border-color:color-mix(in srgb,var(--sn-note-frame) 38%,var(--color-border-primary));box-shadow:none}.student-notes-editor-shell:-webkit-full-screen{width:100%;max-width:none;min-height:100%;max-height:100%;border-radius:0;box-sizing:border-box;border-width:2px;border-color:color-mix(in srgb,var(--sn-note-frame) 38%,var(--color-border-primary));box-shadow:none}.student-notes-editor-shell--pseudo-fullscreen{position:fixed;inset:0;z-index:200;width:100vw;max-width:none;min-height:100vh;max-height:none;margin:0;border-radius:0;box-sizing:border-box;border-width:2px;border-color:color-mix(in srgb,var(--sn-note-frame) 38%,var(--color-border-primary));box-shadow:none}.student-notes-editor-main{flex:1;min-height:0;display:flex;flex-direction:column}.sn-preview-scroll{flex:1;min-height:0;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:.65rem clamp(.35rem,2vw,1rem);display:flex;flex-direction:column;align-items:center;gap:12px;background:color-mix(in srgb,var(--color-bg-primary) 62%,#080808)}.sn-preview-scroll--light{background:#4b4e52}.sn-preview-scroll--light .sn-preview-page-frame{border-color:color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 45%,rgba(15,23,42,.14))}.sn-preview-page-frame{width:210mm;max-width:min(210mm,100%);height:297mm;min-height:297mm;box-sizing:border-box;padding:18mm 16mm 22mm;border-radius:2px;flex-shrink:0;overflow:hidden;border:2px solid color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 38%,rgba(255,255,255,.08));box-shadow:0 2px 8px #0000001a,0 8px 28px #0000001f}.sn-preview-scroll:not(.sn-preview-scroll--light) .sn-preview-page-frame{background:var(--color-bg-tertiary)}.sn-preview-scroll--light .sn-preview-page-frame{background:#fff}.sn-preview-title{margin:0 0 1rem;font-size:1.5rem;font-weight:700;line-height:1.25;padding-bottom:.75rem;border-bottom:1px solid var(--color-border-primary)}.sn-preview-scroll--light .sn-preview-title{color:#0f172a;border-bottom-color:#e2e8f0}.sn-preview-body.note-rich-content{flex:none;min-height:0;max-width:none;width:100%;padding:0;margin:0;overflow:hidden}.sn-preview-body .note-rich-img-remove{display:none!important}.sn-preview-body .note-rich-img-block{cursor:default}.sn-editor-header{flex-shrink:0;display:flex;flex-direction:column;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(180deg,var(--color-bg-secondary) 0%,color-mix(in srgb,var(--color-bg-secondary) 95%,var(--color-bg-primary)) 100%);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--color-border-primary)}.sn-editor-header--professor{padding-bottom:.85rem;gap:0}.sn-title-display{flex:1;min-width:0;margin:0;padding:.35rem 0;font-size:1.35rem;font-weight:700;letter-spacing:-.02em;color:var(--color-text-primary);line-height:1.25}.sn-editor-actions-group--professor-header{flex-shrink:0}.sn-editor-header-top{display:flex;align-items:center;gap:.75rem}.sn-back-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;flex-shrink:0;border:1px solid var(--color-border-primary);border-radius:var(--radius-lg);background:var(--color-bg-primary);color:var(--color-text-secondary);cursor:pointer;transition:all .2s ease}.sn-back-btn:hover{color:var(--color-text-primary);background:var(--color-bg-hover);border-color:var(--color-accent-primary);transform:translate(-3px);box-shadow:0 2px 8px #0000001a}.sn-title-input{flex:1;min-width:0;padding:.5rem .75rem;font-size:1.35rem;font-weight:700;letter-spacing:-.02em;color:var(--color-text-primary);background:var(--color-bg-primary);border:2px solid transparent;border-radius:var(--radius-md);outline:none;transition:all .2s ease}.sn-title-input::placeholder{color:var(--color-text-muted);font-weight:500}.sn-title-input:hover:not(:focus):not(:disabled){border-color:var(--color-border-secondary)}.sn-title-input:focus{border-color:var(--student-note-accent, var(--color-accent-primary));box-shadow:0 0 0 3px color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 15%,transparent)}.sn-title-input:disabled{opacity:.65;cursor:default;background:transparent}.sn-save-status{display:flex;align-items:center;gap:.5rem;flex-shrink:0;min-width:max-content;padding:.35rem .65rem;background:var(--color-bg-primary);border:1px solid var(--color-border-primary);border-radius:var(--radius-full)}.sn-save-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;transition:background .3s ease,box-shadow .3s ease}.sn-save-dot--idle{background:var(--color-text-muted);opacity:.35}.sn-save-dot--saving{background:#f59e0b;box-shadow:0 0 10px #f59e0b99;animation:sn-pulse 1s ease-in-out infinite}.sn-save-dot--saved{background:#22c55e;box-shadow:0 0 8px #22c55e80}.sn-save-dot--error{background:#ef4444;box-shadow:0 0 8px #ef444499}@keyframes sn-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.sn-save-text{font-size:.7rem;font-weight:600;color:var(--color-text-muted);white-space:nowrap;text-transform:uppercase;letter-spacing:.03em}.sn-save-text--ok{color:#22c55e}.sn-save-text--err{color:#ef4444}.sn-editor-header-bottom{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap}.sn-mode-tabs{display:inline-flex;background:var(--color-bg-primary);border:1px solid var(--color-border-primary);border-radius:var(--radius-lg);padding:4px;gap:4px;box-shadow:inset 0 1px 2px #0000000f}.sn-mode-tab{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem 1rem;font-size:.8125rem;font-weight:600;color:var(--color-text-secondary);background:transparent;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;white-space:nowrap}.sn-mode-tab:hover:not(.sn-mode-tab--active){color:var(--color-text-primary);background:var(--color-bg-hover)}.sn-mode-tab--active{background:color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 16%,var(--color-bg-primary));color:var(--student-note-accent, var(--color-accent-primary));border:1px solid color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 38%,var(--color-border-primary));box-shadow:none}.sn-mode-tab--active svg{color:inherit}.sn-editor-actions-group{display:flex;align-items:center;gap:.5rem}.sn-action-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;padding:0;border:1px solid var(--color-border-primary);border-radius:var(--radius-lg);background:var(--color-bg-primary);color:var(--color-text-secondary);cursor:pointer;transition:all .2s ease}.sn-action-btn:hover{color:var(--color-text-primary);background:var(--color-bg-hover);border-color:var(--color-border-secondary);transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.sn-action-btn--active{color:var(--color-text-primary);background:var(--color-bg-hover);border-color:var(--color-border-secondary);transform:none;box-shadow:0 4px 12px #0000001a}.sn-action-btn--danger:hover{color:#ef4444;background:#ef44441a;border-color:#ef444466;box-shadow:0 4px 12px #ef444426}.note-rich-editor{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden;background:var(--color-bg-primary);border:none;border-radius:0}.student-note-pdf-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem .75rem;flex-shrink:0}.student-note-pdf-page{flex:1;min-height:0;overflow:auto;max-width:48rem;width:100%;margin:0 auto;padding:clamp(1.25rem,4vw,2.25rem) clamp(1rem,4vw,2rem);border-radius:var(--radius-md);border:1px solid var(--color-border-primary)}.student-note-pdf-page--light{background:#fff;color:#111827;box-shadow:0 4px 24px #00000014}.student-note-pdf-page--dark{background:var(--color-bg-tertiary);color:var(--color-text-primary);box-shadow:0 4px 28px #00000059}.student-note-pdf-title{margin:0 0 1.25rem;font-size:1.5rem;font-weight:700;line-height:1.25;padding-bottom:.75rem;border-bottom-width:1px;border-bottom-style:solid}.student-note-pdf-page--light .student-note-pdf-title{color:#0f172a;border-bottom-color:#e2e8f0}.student-note-pdf-page--dark .student-note-pdf-title{color:var(--color-text-primary);border-bottom-color:var(--color-border-primary)}.student-note-pdf-body{font-size:.95rem;line-height:1.65}.student-note-pdf-page--light .student-note-pdf-body{color:#1e293b}.student-note-pdf-page--dark .student-note-pdf-body{color:var(--color-text-primary)}.student-note-pdf-page--dark .student-note-pdf-body :where(p,li,div,h1,h2,h3,h4,h5,h6,strong,b,em,i,u){color:inherit}.student-note-pdf-body p{margin:0 0 .75em}.student-note-pdf-body ul,.student-note-pdf-body ol{margin:0 0 .75em 1.25rem;padding:0}.student-note-pdf-page--light .student-note-pdf-body a{color:#2563eb;text-decoration:underline}.student-note-pdf-page--dark .student-note-pdf-body a{color:var(--color-accent-primary);text-decoration:underline;text-underline-offset:2px}.student-note-pdf-body .note-rich-img-remove{display:none!important}.student-note-pdf-body .note-rich-img-block{display:block;max-width:100%;margin:.65rem 0;line-height:0}.student-note-pdf-body .note-rich-img-body{position:relative;display:block;max-width:100%;width:fit-content;min-width:4.5rem;margin:0;border-radius:8px;box-sizing:border-box}.student-note-pdf-body .note-rich-img-body img{width:100%;height:auto;display:block;border-radius:8px}.student-note-pdf-body .note-rich-img-wrap{display:block;max-width:100%;min-width:4.5rem;margin:.65rem 0;border-radius:8px;line-height:0;box-sizing:border-box}.student-note-pdf-body .note-rich-img-wrap img{width:100%;height:auto;display:block;border-radius:8px}.student-note-pdf-body img:not(.note-rich-img-wrap img):not(.note-rich-img-body img){max-width:min(260px,100%);height:auto;border-radius:8px;display:block;margin:.65rem 0}.student-note-pdf-body-chunk--page{margin-top:1.35rem;padding-top:1.35rem;border-top:1px solid color-mix(in srgb,var(--color-border-primary) 85%,transparent)}.student-note-pdf-page--light .student-note-pdf-body-chunk--page{border-top-color:#e2e8f0}@media print{.student-notes-no-print,.student-notes-tab>.modal-error{display:none!important}body *{visibility:hidden!important}.student-notes-print-surface,.student-notes-print-surface *{visibility:visible!important}.student-notes-print-surface{position:absolute!important;left:0!important;top:0!important;width:100%!important;max-width:none!important;margin:0!important;padding:1.25cm!important;box-shadow:none!important;border:none!important;background:#fff!important;color:#000!important;overflow:visible!important}.student-note-pdf-title{color:#000!important;border-bottom-color:#ccc!important}.student-note-pdf-body{color:#000!important}.student-note-pdf-body-chunk--page{page-break-before:always;margin-top:0!important;padding-top:.6cm!important;border-top:none!important}}.note-rich-toolbar{position:sticky;top:0;z-index:3;display:flex;flex-wrap:wrap;align-items:center;gap:.35rem;padding:.5rem .75rem;border-bottom:1px solid var(--color-border-primary);background:linear-gradient(180deg,var(--color-bg-secondary) 0%,color-mix(in srgb,var(--color-bg-secondary) 92%,var(--color-bg-primary)) 100%)}.note-rich-shortcuts-bar{flex-shrink:0;margin:0;padding:.2rem .65rem;font-size:.625rem;line-height:1.4;color:var(--color-text-muted);border-bottom:1px solid color-mix(in srgb,var(--color-border-primary) 60%,transparent);letter-spacing:.01em}.note-rich-shortcuts-bar kbd{display:inline-block;padding:.05rem .22rem;margin:0 .04rem;font-size:.6rem;font-family:inherit;font-weight:600;color:var(--color-text-secondary);background:var(--color-bg-primary);border:1px solid var(--color-border-primary);border-radius:3px}.note-rich-shortcuts-sep{margin:0 .35rem;opacity:.4}.note-rich-page-scroll{--note-page-gap: 12px;flex:1;min-height:0;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:.65rem clamp(.35rem,2vw,1rem);background:var(--note-rich-gutter-bg);display:flex;flex-direction:column;align-items:center;gap:var(--note-page-gap)}.note-rich-page-frame{width:210mm;max-width:min(210mm,100%);height:297mm;min-height:297mm;box-sizing:border-box;padding:18mm 16mm 22mm;margin:0;background:var(--note-page-sheet-bg);box-shadow:0 4px 14px #0000001f,0 12px 40px #00000024;border-radius:4px;flex-shrink:0;overflow:hidden;border:2px solid color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 36%,rgba(255,255,255,.06))}.note-rich-page-body{flex:1;width:100%;height:100%;min-height:0;margin:0;padding:0;overflow:hidden;max-width:none;box-sizing:border-box;font-size:1rem;line-height:1.65;color:var(--color-text-primary);outline:none;transition:box-shadow .22s ease}.note-rich-page-body--stuck-overflow{overflow-y:auto;outline:1px dashed var(--note-editor-focus-line, rgba(255, 255, 255, .22));outline-offset:-1px}.note-rich-page-scroll--surface-light{--note-page-sheet-bg: #ffffff;--note-rich-gutter-bg: #4b4e52;--note-editor-focus-line: color-mix(in srgb, #1e293b 15%, transparent);--note-editor-focus-feather: color-mix(in srgb, #1e293b 5%, transparent)}.note-rich-page-scroll--surface-light .note-rich-page-frame{border-width:2px;border-color:color-mix(in srgb,var(--student-note-accent, var(--color-accent-primary)) 45%,rgba(15,23,42,.14));box-shadow:0 4px 14px #0000001a,0 12px 36px #0000001f}.note-rich-page-scroll:not(.note-rich-page-scroll--surface-light){--note-page-sheet-bg: var(--color-bg-tertiary);--note-rich-gutter-bg: color-mix(in srgb, var(--color-bg-primary) 62%, #080808);--note-editor-focus-line: color-mix(in srgb, #fafafa 14%, rgba(255, 255, 255, .04));--note-editor-focus-feather: color-mix(in srgb, #fafafa 5%, transparent)}.note-rich-tool--icon{display:inline-flex;align-items:center;justify-content:center;padding:0;min-width:34px}.note-rich-toolbar-end{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem;margin-left:auto}.note-rich-tool{min-width:34px;height:34px;padding:0 .5rem;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;color:var(--color-text-secondary);cursor:pointer;font-size:.875rem;font-weight:600;transition:all .15s ease}.note-rich-tool:hover:not(:disabled){background:var(--color-bg-hover);color:var(--color-text-primary);border-color:var(--color-border-primary)}.note-rich-tool:active:not(:disabled){transform:scale(.95)}.note-rich-tool:disabled{opacity:.35;cursor:not-allowed}.note-rich-tool-u{text-decoration:underline}.note-rich-tool--image{display:inline-flex;align-items:center;gap:.4rem;min-width:unset;height:auto;min-height:34px;padding:.35rem .75rem;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;color:var(--color-text-secondary);font-size:.75rem;font-weight:600;box-shadow:none}.note-rich-tool--image .note-rich-tool--image-label{line-height:1}.note-rich-tool--image:hover:not(:disabled){color:var(--color-text-primary);background:var(--color-bg-hover);border-color:var(--color-border-primary);transform:none;box-shadow:none}.note-rich-tool--image:disabled{border-color:var(--color-border-primary);color:var(--color-text-muted);background:transparent}.note-rich-toolbar-sep{width:1px;height:24px;background:linear-gradient(180deg,transparent 0%,var(--color-border-primary) 20%,var(--color-border-primary) 80%,transparent 100%);margin:0 .35rem}.note-rich-img-size-group{display:inline-flex;align-items:center;gap:.2rem;padding:0 .15rem}.note-rich-img-size-label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);margin-right:.15rem}.note-rich-tool--img-size{min-width:28px;padding:0 .35rem;font-weight:600}.note-rich-tool--img-size-wide{min-width:40px;font-size:.7rem;padding:0 .4rem}.note-rich-content .note-rich-img-block{display:block;max-width:100%;margin:.65rem 0;-webkit-user-select:none;user-select:none;cursor:grab;line-height:0}.note-rich-content .note-rich-img-block:active{cursor:grabbing}.note-rich-content .note-rich-img-body{position:relative;display:block;max-width:100%;width:fit-content;min-width:4.5rem;margin:0;resize:horizontal;overflow:auto;border-radius:8px;box-sizing:border-box}.note-rich-content .note-rich-img-remove{position:absolute;top:4px;right:4px;z-index:3;width:28px;height:28px;padding:0;display:flex;align-items:center;justify-content:center;border:1px solid var(--color-border-primary);border-radius:var(--radius-md);background:var(--color-bg-primary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast);box-shadow:none}.note-rich-content .note-rich-img-remove:hover{color:var(--color-danger);background:var(--color-danger-bg);border-color:#ef44444d}.note-rich-content .note-rich-img-remove svg{flex-shrink:0}.note-rich-content .note-rich-img-body img{width:100%;height:auto;display:block;border-radius:8px;pointer-events:none}.note-rich-content .note-rich-img-wrap{display:block;max-width:100%;min-width:4.5rem;margin:.65rem 0;resize:horizontal;overflow:auto;border-radius:8px;line-height:0;box-sizing:border-box}.note-rich-content .note-rich-img-wrap img{width:100%;height:auto;display:block;border-radius:8px;pointer-events:none}.note-rich-content img:not(.note-rich-img-wrap img):not(.note-rich-img-body img){max-width:min(260px,100%);height:auto;border-radius:8px;display:block;margin:.65rem 0}.note-rich-content{flex:1;min-height:280px;overflow-y:auto;overflow-x:hidden;padding:1.5rem clamp(1rem,4vw,2rem) 2rem;max-width:44rem;width:100%;margin:0 auto;font-size:1rem;line-height:1.7;color:var(--color-text-primary);outline:none;transition:box-shadow .22s ease}.note-rich-page-body:focus,.note-rich-content:focus{box-shadow:inset 0 0 0 1px 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8%,transparent);border-color:color-mix(in srgb,var(--color-text-secondary) 20%,transparent)}.activity-task-deadline-status--soon{color:#b45309;background:color-mix(in srgb,#f59e0b 14%,transparent);border-color:color-mix(in srgb,#f59e0b 35%,transparent)}.activity-task-deadline-status--today{color:#b45309;background:color-mix(in srgb,#f59e0b 22%,transparent);border-color:color-mix(in srgb,#f59e0b 50%,transparent)}.activity-task-deadline-status--overdue{color:#b91c1c;background:color-mix(in srgb,#ef4444 16%,transparent);border-color:color-mix(in srgb,#ef4444 45%,transparent)}.activity-task-deadline-status--done{color:#15803d;background:color-mix(in srgb,#22c55e 14%,transparent);border-color:color-mix(in srgb,#22c55e 35%,transparent)}[data-theme=dark] .activity-task-deadline-status--soon,[data-theme=dark] .activity-task-deadline-status--today{color:#fbbf24}[data-theme=dark] .activity-task-deadline-status--overdue{color:#fca5a5}[data-theme=dark] 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3rem;background:var(--color-bg-secondary);border:1px solid var(--color-border-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);text-align:center}.app-loading-spinner{width:44px;height:44px;border-radius:50%;border:3px solid var(--color-border-primary);border-top-color:var(--color-accent-primary);animation:spin .7s linear infinite;margin-bottom:1.25rem}.app-loading-title{font-size:1.25rem;font-weight:600;color:var(--color-text-primary);margin:0 0 .25rem}.app-loading-subtitle{font-size:.875rem;color:var(--color-text-tertiary);margin:0}.loading-text{display:flex;flex-direction:column;align-items:center;gap:.75rem;color:var(--color-text-tertiary);padding:2.5rem;text-align:center}.loading-text:before{content:"";width:28px;height:28px;border-radius:50%;border:2px solid var(--color-border-primary);border-top-color:var(--color-accent-primary);animation:spin .7s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes 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.btn{width:100%;min-width:0;margin-left:0}.btn{white-space:normal;text-align:center}}