:root{--primary: #4f46e5;--primary-hover: #4338ca;--primary-light: #e0e7ff;--secondary: #0ea5e9;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--background: #f8fafc;--surface: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--border: #e2e8f0;--sidebar-bg: #ffffff;--sidebar-hover: #f1f5f9;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-md: .5rem;--radius-lg: 1rem;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background-color:var(--background);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.app-wrapper{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;transition:var(--transition);z-index:10}.sidebar-header{height:70px;display:flex;align-items:center;padding:0 1.5rem;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;color:var(--primary)}.sidebar-nav{padding:1.5rem 1rem;display:flex;flex-direction:column;gap:.5rem;flex:1;overflow-y:auto}.nav-link{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;color:var(--text-muted);text-decoration:none;border-radius:var(--radius-md);font-weight:500;transition:var(--transition)}.nav-link:hover,.nav-link.active{background-color:var(--primary-light);color:var(--primary)}.nav-link i{font-size:1.1rem;width:20px;text-align:center}.main-content{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:70px;background-color:var(--surface);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:0 2rem;position:sticky;top:0;z-index:5}.topbar-left{display:flex;align-items:center;gap:1.5rem}.toggle-sidebar{background:none;border:none;font-size:1.25rem;color:var(--text-muted);cursor:pointer;transition:var(--transition)}.toggle-sidebar:hover{color:var(--primary)}.page-title{font-size:1.25rem;font-weight:600}.topbar-right{display:flex;align-items:center;gap:2rem}.notifications{position:relative;font-size:1.25rem;color:var(--text-muted);cursor:pointer;transition:var(--transition)}.notifications:hover{color:var(--primary)}.badge{position:absolute;top:-5px;right:-5px;background-color:var(--danger);color:#fff;font-size:.65rem;font-weight:700;height:16px;width:16px;border-radius:50%;display:flex;align-items:center;justify-content:center}.user-profile{display:flex;align-items:center;gap:.75rem}.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}.user-name{font-weight:500;font-size:.9rem}.logout-btn{background:none;border:none;color:var(--danger);cursor:pointer;font-size:1.1rem;margin-left:1rem;transition:var(--transition)}.logout-btn:hover{transform:scale(1.1)}.content-body{padding:2rem;flex:1}.card{background-color:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:1.5rem;border:1px solid var(--border);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.auth-wrapper{min-height:100vh;display:flex;flex:1;width:100%;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0f9ff,#e0e7ff)}.auth-card{background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:2.5rem;width:100%;max-width:420px}.auth-header{text-align:center;margin-bottom:2rem}.auth-header i{font-size:2.5rem;color:var(--primary);margin-bottom:1rem}.form-group{margin-bottom:1.25rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;font-size:.9rem;color:var(--text-main)}.form-control{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:var(--radius-md);font-family:Inter,sans-serif;font-size:.95rem;transition:var(--transition);background-color:var(--background)}.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a;background-color:var(--surface)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:var(--transition);border:none;text-decoration:none;font-size:.95rem}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff}.btn-primary:hover{box-shadow:0 4px 12px #4f46e54d;transform:translateY(-1px)}.btn-block{width:100%}.table-responsive{overflow-x:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border)}.table th{font-weight:600;color:var(--text-muted);background-color:var(--background)}.table tbody tr:hover{background-color:var(--sidebar-hover)}.status-badge{padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600;text-transform:uppercase}.status-pending{background-color:#fef3c7;color:#b45309}.status-approved,.status-present{background-color:#d1fae5;color:#047857}.status-rejected,.status-absent{background-color:#fee2e2;color:#b91c1c}.status-half-day{background-color:#e0e7ff;color:#4338ca}.grid-cols-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.grid-cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.grid-cols-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.btn-icon{width:32px;height:32px;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;border:none;cursor:pointer;transition:var(--transition)}.btn-icon.edit{background-color:var(--primary-light);color:var(--primary)}.btn-icon.delete{background-color:#fee2e2;color:var(--danger)}.btn-icon:hover{transform:translateY(-2px)}@media(max-width:768px){.sidebar{position:fixed;top:0;left:-260px;height:100vh;z-index:1000;transition:left .3s ease}.sidebar.open{left:0}.sidebar-overlay{display:none;position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;z-index:999}.sidebar-overlay.show{display:block}.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}.topbar{padding:0 1rem}.topbar-left,.topbar-right{gap:.5rem}.user-name{display:none!important}.content-body{padding:1rem}.page-title{font-size:1rem}}@media(min-width:769px){.toggle-sidebar{display:none}.sidebar-overlay{display:none!important}}