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12px;font-size:.875rem;display:flex}.checkbox-item:hover{color:#0b1c30;border-color:#c5c5d3}.checkbox-item.checked{color:#0b1c30;background:#e5eeff;border-color:#00236f}.checkbox-item input[type=checkbox]{accent-color:#006a61;width:16px;height:16px}.toast-container{z-index:2000;flex-direction:column;gap:8px;display:flex;position:fixed;top:20px;right:20px}.toast{border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:300px;-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);align-items:center;gap:10px;padding:14px 20px;font-size:.875rem;font-weight:500;animation:.3s ease-out slideInRight;display:flex}.toast-success{color:#00201d;background:#89f5e7;border:1px solid #006f664d}.toast-error{color:#ba1a1a;background:#ffdad6;border:1px solid #ba1a1a4d}.toast-warning{color:#9a3412;background:#ffedd5;border:1px solid #9a34124d}.page-header{margin-bottom:24px}.page-header h1{color:var(--text-primary);margin-bottom:4px;font-size:1.5rem;font-weight:700}.section{margin-bottom:32px}.section-title{color:var(--text-primary);margin-bottom:16px;font-size:1.125rem;font-weight:600}.profile-avatar{border-radius:var(--radius-full);color:#fff;background:#00236f;justify-content:center;align-items:center;width:80px;height:80px;margin-bottom:16px;font-size:2rem;font-weight:700;display:flex}.profile-form{grid-template-columns:1fr 1fr;gap:20px;display:grid}.profile-form .full-width{grid-column:1/-1}.validation-row{align-items:center;gap:8px;display:flex}.validation-icon{border-radius:var(--radius-full);justify-content:center;align-items:center;width:20px;height:20px;font-size:.75rem;display:flex}.validation-icon.valid{background:var(--success-bg);color:var(--success)}.validation-icon.invalid{background:var(--error-bg);color:var(--error)}.feedback-row{cursor:pointer}.feedback-row.expandable:hover{background:var(--bg-hover)}.feedback-expanded{color:#444651;background:#f8f9ff;border-top:1px solid #e2e8f0;padding:16px;font-size:.875rem;line-height:1.6;animation:.2s ease-out slideDown}.spinner-overlay{justify-content:center;align-items:center;padding:60px;display:flex}.spinner-lg{border:3px solid #e2e8f0;border-top-color:#006a61;border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}.sidebar-overlay{z-index:90;background:#00000080;display:none;position:fixed;inset:0}@media (width<=1024px){.class-grid{grid-template-columns:repeat(2,1fr)}.profile-form{grid-template-columns:1fr}}@media (width<=768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.active{display:block}.dashboard-content{margin-left:0}.topbar-hamburger{display:flex}.dashboard-main{padding:16px}.class-grid,.stats-row{grid-template-columns:1fr}.auth-card{padding:28px 20px}.table-toolbar{flex-direction:column;align-items:stretch}.table-search{min-width:auto}.table-pagination{flex-direction:column;align-items:center}.filter-tabs{-webkit-overflow-scrolling:touch;overflow-x:auto}.checkbox-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.modal{margin:10px}}@media (width<=480px){.stats-card{padding:16px}.stats-card .stats-value{font-size:1.5rem}.page-header h1{font-size:1.25rem}.auth-card{padding:24px 16px}}@media (width<=1100px){.dashboard-overview-grid{grid-template-columns:1fr!important}}@media (width<=900px){.dashboard-subject-grid{grid-template-columns:1fr!important}.dashboard-stats-grid{grid-template-columns:repeat(2,1fr)!important}}@media (width<=600px){.dashboard-stats-grid{grid-template-columns:1fr!important}.dashboard-welcome-banner{flex-direction:column!important}.dashboard-welcome-info-card{min-width:unset!important;width:100%!important}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-20{gap:20px}.gap-24{gap:24px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.text-center{text-align:center}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.font-semibold{font-weight:600}.w-full{width:100%}.page-header h1{color:#0b1c30;letter-spacing:-.01em;margin-bottom:4px;font-size:2rem;font-weight:700}.page-header p{color:#444651;font-size:1rem}.class-card{cursor:pointer;padding:0}.class-card-img{border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:#1e3a8a;height:128px;position:relative;overflow:hidden}.class-card-img-overlay{background:linear-gradient(#00236f00 40%,#00236fd9 100%);align-items:flex-end;padding:16px;display:flex;position:absolute;inset:0}.class-card-img-name{color:#fff;font-size:1.375rem;font-weight:600;line-height:1.3}.class-subject-badge{color:#00236f;letter-spacing:.1em;text-transform:uppercase;border-radius:var(--radius-full);background:#e5eeff;padding:2px 10px;font-size:.625rem;font-weight:600;position:absolute;top:12px;right:12px}.class-card-body{padding:16px}.class-card-body .class-meta{color:#444651;align-items:center;gap:8px;font-size:.875rem;display:flex}.topbar-search{align-items:center;display:flex;position:relative}.topbar-search-icon{color:#757682;pointer-events:none;font-size:.875rem;position:absolute;left:12px}.topbar-search-input{border-radius:var(--radius-full);color:#0b1c30;width:240px;font-size:.9375rem;font-family:var(--font-family);transition:var(--transition-fast);background:#eff4ff;border:none;outline:none;padding:6px 16px 6px 36px}.topbar-search-input::placeholder{color:#6b7280}.topbar-search-input:focus{background:#e5eeff;box-shadow:0 0 0 2px #00236f1f}.topbar-notif{color:#444651;cursor:pointer;border-radius:var(--radius-full);width:40px;height:40px;transition:var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;font-size:1.25rem;display:flex}.topbar-notif:hover{color:#0b1c30;background:#eff4ff}.sidebar-logout{border-radius:var(--radius-md);color:#ba1a1a;transition:var(--transition-fast);cursor:pointer;text-align:left;width:100%;font-size:.9375rem;font-weight:500;font-family:var(--font-family);background:0 0;border:none;align-items:center;gap:12px;margin-top:4px;padding:10px 16px;text-decoration:none;display:flex}.sidebar-logout:hover{color:#93000a;background:#ffdad6}.card-error{border-color:#ffdad6!important}.dashboard-main{padding:32px}