@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");:root{--bg-primary:#050816;--bg-secondary:#0a0e1a;--bg-tertiary:#111631;--bg-card:rgba(17,22,49,0.7);--bg-card-hover:rgba(25,32,68,0.8);--bg-elevated:rgba(30,38,80,0.5);--bg-input:rgba(17,22,49,0.6);--bg-sidebar:rgba(8,11,24,0.95);--glass-bg:rgba(17,22,49,0.4);--glass-border:rgba(99,102,241,0.15);--glass-shadow:0 8px 32px rgba(0,0,0,0.3);--glass-blur:blur(20px);--accent-primary:#6366f1;--accent-primary-hover:#818cf8;--accent-primary-glow:rgba(99,102,241,0.3);--accent-secondary:#8b5cf6;--accent-secondary-hover:#a78bfa;--accent-gradient:linear-gradient(135deg,#6366f1,#8b5cf6,#a855f7);--accent-gradient-hover:linear-gradient(135deg,#818cf8,#a78bfa,#c084fc);--success:#10b981;--success-bg:rgba(16,185,129,0.1);--success-border:rgba(16,185,129,0.3);--warning:#f59e0b;--warning-bg:rgba(245,158,11,0.1);--warning-border:rgba(245,158,11,0.3);--danger:#ef4444;--danger-bg:rgba(239,68,68,0.1);--danger-border:rgba(239,68,68,0.3);--info:#3b82f6;--info-bg:rgba(59,130,246,0.1);--info-border:rgba(59,130,246,0.3);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--text-accent:#a5b4fc;--text-inverse:#0a0e1a;--border-primary:rgba(99,102,241,0.15);--border-secondary:rgba(148,163,184,0.1);--border-hover:rgba(99,102,241,0.3);--border-focus:rgba(99,102,241,0.5);--shadow-sm:0 1px 2px rgba(0,0,0,0.3);--shadow-md:0 4px 12px rgba(0,0,0,0.3);--shadow-lg:0 8px 32px rgba(0,0,0,0.4);--shadow-xl:0 16px 48px rgba(0,0,0,0.5);--shadow-glow:0 0 20px var(--accent-primary-glow);--shadow-glow-lg:0 0 40px var(--accent-primary-glow);--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--cell-padding-y:14px;--cell-padding-x:16px;--font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.8125rem;--font-size-base:0.875rem;--font-size-md:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-5xl:3rem;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:250ms cubic-bezier(0.4,0,0.2,1);--transition-slow:350ms cubic-bezier(0.4,0,0.2,1);--transition-spring:500ms cubic-bezier(0.34,1.56,0.64,1);--sidebar-width:260px;--sidebar-collapsed-width:72px;--topbar-height:64px;--content-max-width:1400px}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#ffffff;--bg-tertiary:#f1f5f9;--bg-card:rgba(255,255,255,0.95);--bg-card-hover:rgba(248,250,252,1);--bg-elevated:#ffffff;--bg-input:#f1f5f9;--bg-sidebar:#ffffff;--glass-bg:rgba(255,255,255,0.9);--glass-border:rgba(99,102,241,0.15);--glass-shadow:0 4px 20px rgba(0,0,0,0.05);--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--text-accent:#4f46e5;--border-primary:rgba(99,102,241,0.15);--border-secondary:rgba(226,232,240,0.8);--shadow-sm:0 1px 3px rgba(0,0,0,0.05);--shadow-md:0 4px 12px rgba(0,0,0,0.06);--shadow-lg:0 10px 25px rgba(0,0,0,0.08);--shadow-xl:0 20px 40px rgba(0,0,0,0.1)}[data-theme=claymorphic]{--font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--bg-primary:#f8f7f4;--bg-secondary:#ffffff;--bg-tertiary:#f1f0ea;--bg-card:#ffffff;--bg-card-hover:#ffffff;--bg-elevated:#ffffff;--bg-input:#f3f2eb;--bg-sidebar:linear-gradient(180deg,#7c3aed,#6d28d9);--glass-bg:#ffffff;--glass-border:rgba(99,102,241,0.12);--glass-shadow:0 10px 30px rgba(99,102,241,0.08),0 4px 12px rgba(0,0,0,0.03);--glass-blur:none;--accent-primary:#6366f1;--accent-primary-hover:#4f46e5;--accent-primary-glow:rgba(99,102,241,0.2);--accent-secondary:#ec4899;--accent-gradient:linear-gradient(135deg,#818cf8,#6366f1);--accent-gradient-hover:linear-gradient(135deg,#6366f1,#4f46e5);--success:#10b981;--success-bg:#ecfdf5;--success-border:rgba(16,185,129,0.2);--warning:#f59e0b;--warning-bg:#fffbe6;--warning-border:rgba(245,158,11,0.2);--danger:#ef4444;--danger-bg:#fef2f2;--danger-border:rgba(239,68,68,0.2);--info:#3b82f6;--info-bg:#eff6ff;--info-border:rgba(59,130,246,0.2);--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--text-accent:#6366f1;--text-inverse:#ffffff;--border-primary:rgba(99,102,241,0.14);--border-secondary:rgba(99,102,241,0.08);--border-hover:rgba(99,102,241,0.3);--shadow-sm:0 2px 8px rgba(99,102,241,0.06);--shadow-md:0 6px 18px rgba(99,102,241,0.08);--shadow-lg:0 12px 32px rgba(99,102,241,0.12);--shadow-xl:0 20px 48px rgba(99,102,241,0.16);--radius-lg:20px;--radius-xl:28px}[data-theme=claymorphic] .sidebar{background:linear-gradient(180deg,#7c3aed,#6d28d9);border-right:none;box-shadow:6px 0 24px rgba(109,40,217,.2)}[data-theme=claymorphic] .sidebar-header{border-bottom:1px solid rgba(255,255,255,.15)}[data-theme=claymorphic] .sidebar-brand{color:#ffffff!important;-webkit-text-fill-color:#ffffff!important}[data-theme=claymorphic] .sidebar-section-title{color:#e9d5ff;font-weight:700;letter-spacing:.04em}[data-theme=claymorphic] .sidebar-link{color:#ffffff!important;font-weight:600;border-radius:16px;margin:3px 0;transition:all .25s cubic-bezier(.34,1.56,.64,1)}[data-theme=claymorphic] .sidebar-link:hover{background:rgba(255,255,255,.2);color:#ffffff!important;transform:translateX(4px)}[data-theme=claymorphic] .sidebar-link.active{background:#ffffff;color:#5b21b6!important;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.15)}[data-theme=claymorphic] .sidebar-link.active:before{display:none}[data-theme=claymorphic] .sidebar-footer{border-top:1px solid rgba(255,255,255,.2);color:#ffffff!important}[data-theme=claymorphic] .sidebar-footer div{color:#ffffff!important}[data-theme=claymorphic] .stat-card-label{color:var(--text-secondary);font-weight:600}[data-theme=claymorphic] .topbar{background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(99,102,241,.12);box-shadow:0 4px 20px rgba(99,102,241,.05)}[data-theme=claymorphic] .glass-card{background:#ffffff;border:1px solid rgba(99,102,241,.12);border-radius:24px;box-shadow:0 10px 30px rgba(99,102,241,.08),0 4px 12px rgba(0,0,0,.03)}[data-theme=claymorphic] .btn-primary{background:linear-gradient(135deg,#7c3aed,#6366f1);color:#ffffff;border-radius:999px;box-shadow:0 6px 18px rgba(124,58,237,.3)}*,:after,:before{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse at 20% 20%,rgba(99,102,241,.08) 0,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(139,92,246,.06) 0,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(168,85,247,.04) 0,transparent 50%);pointer-events:none;z-index:0}a{color:var(--accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-primary-hover)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-20px)}to{opacity:1;transform:translateX(0)}}@keyframes slideInRight{0%{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes glow{0%,to{box-shadow:0 0 5px var(--accent-primary-glow)}50%{box-shadow:0 0 20px var(--accent-primary-glow),0 0 40px rgba(99,102,241,.1)}}@keyframes ripple{to{transform:scale(4);opacity:0}}@keyframes countUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes borderGlow{0%,to{border-color:var(--border-primary)}50%{border-color:var(--accent-primary)}}@keyframes spin{to{transform:rotate(1turn)}}.animate-fade-in{animation:fadeIn .5s ease-out}.animate-fade-in-up{animation:fadeInUp .5s ease-out}.animate-fade-in-down{animation:fadeInDown .3s ease-out}.animate-slide-in-left{animation:slideInLeft .4s ease-out}.animate-slide-in-right{animation:slideInRight .4s ease-out}.animate-scale-in{animation:scaleIn .3s ease-out}.animate-float{animation:float 3s ease-in-out infinite}.animate-glow{animation:glow 2s ease-in-out infinite}.animate-pulse{animation:pulse 2s ease-in-out infinite}.animate-spin{animation:spin 1s linear infinite}.delay-1{animation-delay:.1s;animation-fill-mode:both}.delay-2{animation-delay:.2s;animation-fill-mode:both}.delay-3{animation-delay:.3s;animation-fill-mode:both}.delay-4{animation-delay:.4s;animation-fill-mode:both}.delay-5{animation-delay:.5s;animation-fill-mode:both}.delay-6{animation-delay:.6s;animation-fill-mode:both}.glass-card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow);transition:all var(--transition-base)}.glass-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg),0 0 20px var(--accent-primary-glow);transform:translateY(-2px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:10px 20px;font-family:var(--font-family);font-size:var(--font-size-base);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden;white-space:nowrap;line-height:1.4}.btn:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at var(--ripple-x,50%) var(--ripple-y,50%),rgba(255,255,255,.3) 0,transparent 60%);transform:scale(0);opacity:0;transition:transform .5s,opacity .3s;border-radius:inherit}.btn:active:after{transform:scale(4);opacity:0;transition:0s}.btn-primary{background:var(--accent-gradient);color:white;box-shadow:0 4px 15px var(--accent-primary-glow)}.btn-primary:hover{background:var(--accent-gradient-hover);box-shadow:0 6px 25px var(--accent-primary-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-primary)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-card);color:var(--text-primary)}.btn-danger{background:var(--danger);color:white}.btn-danger:hover{background:#dc2626;box-shadow:0 4px 15px var(--danger-bg)}.btn-success{background:var(--success);color:white}.btn-success:hover{background:#059669}.btn-sm{padding:6px 14px;font-size:var(--font-size-sm)}.btn-lg{padding:14px 28px;font-size:var(--font-size-md)}.btn-icon{padding:10px;aspect-ratio:1}.input-group{display:flex;flex-direction:column;gap:6px}.input-label{font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary)}.input{width:100%;padding:10px 14px;font-family:var(--font-family);font-size:var(--font-size-base);color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border-secondary);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast)}.input:hover{border-color:var(--border-hover)}.input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-primary-glow)}.input::placeholder{color:var(--text-muted)}.input-error{border-color:var(--danger)!important}.input-error-text{font-size:var(--font-size-xs);color:var(--danger)}textarea.input{resize:vertical;min-height:100px}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;font-size:var(--font-size-xs);font-weight:600;border-radius:var(--radius-full);letter-spacing:.02em;text-transform:uppercase}.badge-primary{background:var(--accent-primary-glow);color:var(--accent-primary-hover)}.badge-success{background:var(--success-bg);color:var(--success);border:1px solid var(--success-border)}.badge-warning{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning-border)}.badge-danger{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger-border)}.badge-info{background:var(--info-bg);color:var(--info);border:1px solid var(--info-border)}.badge-neutral{background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border-secondary)}.section-title{font-size:var(--font-size-md);color:var(--text-primary);margin-bottom:var(--space-md);display:flex;gap:var(--space-sm)}.section-title,.status-pill{font-weight:600;align-items:center}.status-pill{display:inline-flex;gap:6px;padding:4px 12px;font-size:var(--font-size-xs);border-radius:var(--radius-full);line-height:1.2}.status-pill.active,.status-pill.paid,.status-pill.present{background:var(--success-bg);color:var(--success);border:1px solid var(--success-border)}.status-pill.late,.status-pill.pending,.status-pill.warning{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning-border)}.status-pill.absent,.status-pill.danger,.status-pill.inactive,.status-pill.overdue{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger-border)}.status-pill.excused,.status-pill.info{background:var(--info-bg);color:var(--info);border:1px solid var(--info-border)}.stat-card{padding:var(--space-lg);position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;right:0;width:120px;height:120px;border-radius:50%;filter:blur(50px);opacity:.15}.stat-card.stat-indigo:before{background:var(--accent-primary)}.stat-card.stat-emerald:before{background:var(--success)}.stat-card.stat-amber:before{background:var(--warning)}.stat-card.stat-rose:before{background:var(--danger)}.stat-card.stat-blue:before{background:var(--info)}.stat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-md)}.stat-card-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);font-size:1.3rem}.stat-card.stat-indigo .stat-card-icon{background:rgba(99,102,241,.15);color:var(--accent-primary)}.stat-card.stat-emerald .stat-card-icon{background:var(--success-bg);color:var(--success)}.stat-card.stat-amber .stat-card-icon{background:var(--warning-bg);color:var(--warning)}.stat-card.stat-rose .stat-card-icon{background:var(--danger-bg);color:var(--danger)}.stat-card.stat-blue .stat-card-icon{background:var(--info-bg);color:var(--info)}.stat-card-trend{display:flex;align-items:center;gap:4px;font-size:var(--font-size-xs);font-weight:600}.stat-card-trend.up{color:var(--success)}.stat-card-trend.down{color:var(--danger)}.stat-card-value{font-size:var(--font-size-3xl);font-weight:800;line-height:1.1;margin-bottom:4px;animation:countUp .6s ease-out}.stat-card-label{font-size:var(--font-size-sm);color:var(--text-secondary);font-weight:500}.data-table-wrapper{overflow-x:auto;border-radius:var(--radius-lg)}.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:var(--font-size-base)}.data-table thead{position:-webkit-sticky;position:sticky;top:0;z-index:1}.data-table th{padding:12px 16px;text-align:left;font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);background:var(--bg-tertiary);border-bottom:1px solid var(--border-secondary);white-space:nowrap}.data-table th:first-child{border-radius:var(--radius-md) 0 0 0}.data-table th:last-child{border-radius:0 var(--radius-md) 0 0}.data-table td{padding:14px 16px;border-bottom:1px solid var(--border-secondary);vertical-align:middle}.data-table tbody tr,.data-table td{transition:background var(--transition-fast)}.data-table tbody tr:hover{background:var(--bg-card-hover)}.data-table tbody tr:last-child td{border-bottom:none}.avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-full);font-weight:600;color:white;text-transform:uppercase;flex-shrink:0;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.avatar-xs{width:24px;height:24px;font-size:10px}.avatar-sm{width:32px;height:32px;font-size:12px}.avatar-md{width:40px;height:40px;font-size:14px}.avatar-lg{width:56px;height:56px;font-size:18px}.avatar-xl{width:80px;height:80px;font-size:28px}.avatar-indigo{background:linear-gradient(135deg,#6366f1,#8b5cf6)}.avatar-emerald{background:linear-gradient(135deg,#10b981,#34d399)}.avatar-amber{background:linear-gradient(135deg,#f59e0b,#fbbf24)}.avatar-rose{background:linear-gradient(135deg,#ef4444,#f87171)}.avatar-blue{background:linear-gradient(135deg,#3b82f6,#60a5fa)}.avatar-teal{background:linear-gradient(135deg,#14b8a6,#2dd4bf)}.avatar-with-status{position:relative}.avatar-status{position:absolute;bottom:0;right:0;width:12px;height:12px;border-radius:50%;border:2px solid var(--bg-primary)}.avatar-status.online{background:var(--success)}.avatar-status.offline{background:var(--text-muted)}.avatar-status.busy{background:var(--danger)}.modal-backdrop,.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(5,8,22,.75);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:1000;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease-out;padding:16px}.modal,.modal-content{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:95%;max-width:560px;max-height:88vh;overflow-y:auto;animation:scaleIn .3s ease-out;position:relative;z-index:1001}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);border-bottom:1px solid var(--border-secondary)}.modal-title{font-size:var(--font-size-lg);font-weight:700;color:var(--text-primary)}.modal-close{background:transparent;border:none;color:var(--text-muted);font-size:1.2rem;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.modal-body{padding:var(--space-lg)}.modal-footer{align-items:center;justify-content:flex-end;padding:var(--space-lg);border-top:1px solid var(--border-secondary)}.modal-footer,.toast-container{display:flex;gap:var(--space-sm)}.toast-container{position:fixed;top:var(--space-lg);right:var(--space-lg);z-index:2000;flex-direction:column}.toast{display:flex;align-items:center;gap:var(--space-md);padding:14px 20px;background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);animation:slideInRight .3s ease-out;min-width:300px;max-width:420px}.toast-success{border-left:3px solid var(--success)}.toast-warning{border-left:3px solid var(--warning)}.toast-danger{border-left:3px solid var(--danger)}.toast-info{border-left:3px solid var(--info)}.search-bar{position:relative;display:flex;align-items:center}.search-bar .search-icon{position:absolute;left:14px;color:var(--text-muted);pointer-events:none;font-size:16px}.search-bar .input{padding-left:40px}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border-secondary);overflow-x:auto}.tab{padding:12px 20px;font-size:var(--font-size-base);font-weight:500;color:var(--text-secondary);cursor:pointer;border:none;background:none;position:relative;transition:all var(--transition-fast);white-space:nowrap;font-family:var(--font-family)}.tab:hover{color:var(--text-primary);background:var(--bg-card)}.tab.active{color:var(--accent-primary)}.tab.active:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--accent-gradient);border-radius:2px 2px 0 0}.progress-bar{width:100%;height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width 1s ease-out}.progress-bar-fill.success{background:linear-gradient(90deg,#10b981,#34d399)}.progress-bar-fill.warning{background:linear-gradient(90deg,#f59e0b,#fbbf24)}.progress-bar-fill.danger{background:linear-gradient(90deg,#ef4444,#f87171)}.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--bg-card);border:1px solid var(--border-secondary);border-radius:var(--radius-full);font-size:var(--font-size-sm);color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast)}.chip.active,.chip:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.chip.active{background:var(--accent-primary-glow)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-3xl) var(--space-xl);text-align:center}.empty-state-icon{font-size:4rem;margin-bottom:var(--space-lg);opacity:.3}.empty-state-title{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-sm)}.empty-state-text{color:var(--text-secondary);font-size:var(--font-size-base);max-width:400px;margin-bottom:var(--space-lg)}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-card-hover) 50%,var(--bg-tertiary) 75%);background-size:400% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}.skeleton-text{height:14px;margin-bottom:8px}.skeleton-text:last-child{width:70%}.skeleton-title{height:24px;width:50%;margin-bottom:16px}.skeleton-avatar{width:40px;height:40px;border-radius:50%}.skeleton-card{height:120px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-xl);flex-wrap:wrap;gap:var(--space-md)}.page-title{font-size:var(--font-size-2xl);font-weight:800;letter-spacing:-.02em}.page-subtitle{font-size:var(--font-size-base);color:var(--text-secondary);margin-top:2px}.page-actions{display:flex;align-items:center;gap:var(--space-sm)}.grid-2{grid-template-columns:repeat(2,1fr);grid-gap:var(--space-lg)}.grid-2,.grid-3{display:grid;gap:var(--space-lg)}.grid-3{grid-template-columns:repeat(3,1fr);grid-gap:var(--space-lg)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-lg);gap:var(--space-lg)}@media (max-width:1200px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}:root{--sidebar-width:0px;--topbar-height:56px}.page-title{font-size:var(--font-size-xl)}.stat-card-value{font-size:var(--font-size-2xl)}}.chart-container{width:100%;height:300px;padding:var(--space-md) 0}.custom-tooltip{background:var(--bg-secondary)!important;border:1px solid var(--border-primary)!important;border-radius:var(--radius-md)!important;padding:var(--space-sm) var(--space-md)!important;box-shadow:var(--shadow-lg)!important}.custom-tooltip .label{color:var(--text-primary);font-weight:600}.attendance-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));grid-gap:var(--space-md);gap:var(--space-md)}.attendance-card{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);padding:var(--space-md);border-radius:var(--radius-lg);background:var(--bg-card);border:2px solid transparent;cursor:pointer;transition:all var(--transition-base);text-align:center}.attendance-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.attendance-card.present{border-color:var(--success);background:var(--success-bg)}.attendance-card.absent{border-color:var(--danger);background:var(--danger-bg)}.attendance-card.late{border-color:var(--warning);background:var(--warning-bg)}.attendance-card-name{font-size:var(--font-size-sm);font-weight:600}.attendance-card-roll{font-size:var(--font-size-xs);color:var(--text-muted)}.fee-status-bar{display:flex;height:8px;border-radius:var(--radius-full);overflow:hidden;background:var(--bg-tertiary)}.fee-status-bar .collected{background:var(--success)}.fee-status-bar .pending{background:var(--warning)}.fee-status-bar .overdue{background:var(--danger)}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;background:var(--bg-sidebar);border-right:1px solid var(--border-secondary);display:flex;flex-direction:column;z-index:100;transition:width var(--transition-slow);overflow:hidden}.sidebar-header{gap:var(--space-md);padding:var(--space-lg);border-bottom:1px solid var(--border-secondary);min-height:var(--topbar-height)}.sidebar-header,.sidebar-logo{display:flex;align-items:center}.sidebar-logo{width:36px;height:36px;border-radius:var(--radius-md);justify-content:center;font-size:16px;color:white;flex-shrink:0}.sidebar-brand,.sidebar-logo{background:var(--accent-gradient);font-weight:800}.sidebar-brand{font-size:var(--font-size-lg);letter-spacing:-.02em;white-space:nowrap;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{flex:1 1;padding:var(--space-md);overflow-y:auto;display:flex;flex-direction:column;gap:2px}.sidebar-section-title{font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:var(--space-md) var(--space-md) var(--space-sm);white-space:nowrap}.sidebar-link{display:flex;align-items:center;gap:var(--space-md);padding:10px var(--space-md);border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;font-size:var(--font-size-base);font-weight:500;transition:all var(--transition-fast);white-space:nowrap;position:relative}.sidebar-link:hover{background:var(--bg-card);color:var(--text-primary)}.sidebar-link.active{background:var(--accent-primary-glow);color:var(--accent-primary-hover)}.sidebar-link.active:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--accent-gradient);border-radius:var(--radius-full)}.sidebar-link-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px}.sidebar-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-secondary)}.topbar{position:fixed;top:0;left:var(--sidebar-width);right:0;height:var(--topbar-height);background:var(--bg-sidebar);border-bottom:1px solid var(--border-secondary);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);z-index:90;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);transition:left var(--transition-slow)}.topbar-left,.topbar-right{display:flex;align-items:center;gap:var(--space-md)}.topbar-search{width:320px}.notification-btn{position:relative;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:var(--space-sm);border-radius:var(--radius-md);transition:all var(--transition-fast);font-size:20px}.notification-btn:hover{background:var(--bg-card);color:var(--text-primary)}.notification-badge{position:absolute;top:2px;right:2px;width:18px;height:18px;background:var(--danger);border-radius:50%;font-size:10px;font-weight:700;color:white;border:2px solid var(--bg-sidebar)}.notification-badge,.theme-toggle{display:flex;align-items:center;justify-content:center}.theme-toggle{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:var(--space-sm);border-radius:var(--radius-md);transition:all var(--transition-fast);font-size:18px}.theme-toggle:hover{background:var(--bg-card);color:var(--text-primary)}.user-menu{display:flex;align-items:center;gap:var(--space-sm);padding:4px 12px 4px 4px;border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent}.user-menu:hover{background:var(--bg-card);border-color:var(--border-secondary)}.user-menu-name{font-size:var(--font-size-sm);font-weight:600;white-space:nowrap}.user-menu-role{font-size:var(--font-size-xs);color:var(--text-muted)}.main-content{margin-left:var(--sidebar-width);margin-top:var(--topbar-height);padding:var(--space-xl);min-height:calc(100vh - var(--topbar-height));transition:margin-left var(--transition-slow);position:relative;z-index:1}@media (max-width:768px){.sidebar{transform:translateX(-100%);width:280px}.sidebar.open{transform:translateX(0)}.topbar{left:0}.main-content{margin-left:0}.mobile-menu-btn{display:flex!important}.topbar-search{display:none}}.mobile-menu-btn{display:none;align-items:center;justify-content:center;background:none;border:none;color:var(--text-primary);font-size:24px;cursor:pointer;padding:var(--space-sm)}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:99}@media (max-width:768px){.sidebar-overlay.visible{display:block}}