:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}#root{width:100%}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg-main: #f3f4f6;--sidebar-bg: #ffffff;--card-bg: #ffffff;--text-main: #1f2937;--text-muted: #6b7280;--border-color: #f3f4f6;--shadow-sm: 0 1px 2px 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)}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,system-ui,-apple-system,sans-serif}body{background-color:var(--bg-main);color:var(--text-main);overflow-x:hidden}.app-container{display:flex;min-height:100vh}.sidebar{width:250px;background-color:var(--sidebar-bg);border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:1.5rem;height:100vh;position:sticky;top:0;overflow-y:auto;transition:width .3s ease}.sidebar.collapsed{width:80px;padding:1.5rem .75rem}.sidebar.collapsed .logo span,.sidebar.collapsed .sidebar-label,.sidebar.collapsed .nav-item span,.sidebar.collapsed .nav-item .chevron-icon{display:none}.sidebar.collapsed .logo{justify-content:center;margin-bottom:2.5rem}.sidebar.collapsed 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#2563eb33}.sidebar-footer{margin-top:auto;padding-top:2rem}.main-content{flex:1;padding:2rem;background-color:var(--bg-main)}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.user-profile{display:flex;align-items:center;gap:1rem}.user-info{text-align:right}.user-name{font-weight:700;font-size:.875rem;color:var(--text-main)}.user-role{font-size:.75rem;color:var(--text-muted)}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem;margin-bottom:2.5rem}.stat-card{background:#fff;padding:1.5rem;border-radius:1rem;display:flex;flex-direction:column;gap:1rem;position:relative;border:1px solid var(--border-color)}.stat-icon{width:40px;height:40px;border-radius:.75rem;display:flex;align-items:center;justify-content:center}.stat-badge{position:absolute;top:1.5rem;right:1.5rem;font-size:.7rem;font-weight:700;color:#10b981}.dashboard-layout{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem}.card{background:#fff;border-radius:1rem;padding:1.5rem;border:1px solid var(--border-color)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.activity-list{display:flex;flex-direction:column;gap:1.5rem}.activity-item{display:flex;gap:1rem;position:relative;padding-left:1.5rem}.activity-dot{width:8px;height:8px;border-radius:50%;position:absolute;left:0;top:5px}.activity-content p{font-size:.875rem;line-height:1.4}.activity-meta{font-size:.75rem;color:var(--text-muted);margin-top:.25rem}.attendance-stats{text-align:center}.legend-item{display:flex;justify-content:space-between;align-items:center;margin-top:.75rem;font-size:.8125rem}.legend-label{display:flex;align-items:center;gap:.5rem;color:var(--text-muted)}.legend-dot{width:8px;height:8px;border-radius:50%}.menu-toggle{display:none;background:none;border:none;color:var(--text-main);cursor:pointer;padding:.5rem}@media(max-width:768px){.menu-toggle{display:block}.sidebar{position:fixed;left:-260px;z-index:1001;transition:left .3s ease;box-shadow:10px 0 15px #0000001a}.sidebar.open{left:0}.sidebar-overlay{position:fixed;inset:0;background:#00000080;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.main-content{padding:1rem}.header{flex-direction:column-reverse;align-items:flex-start;gap:1.5rem;margin-bottom:1.5rem}.header>div{display:flex;justify-content:space-between;width:100%}.stats-grid{grid-template-columns:1fr;gap:1rem}.stat-card{padding:1.25rem}.nav-item{padding:1rem;font-size:1rem}.table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:70px;background:#fff;display:flex;justify-content:space-around;align-items:center;border-top:1px solid #e5e7eb;z-index:1002;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -4px 12px #0000000d}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:#6b7280;flex:1;cursor:pointer;transition:all .2s ease}.bottom-nav-item.active{color:var(--primary)}.bottom-nav-item .icon-wrapper{padding:6px 16px;border-radius:16px;transition:background .2s ease}.bottom-nav-item.active .icon-wrapper{background:#eff6ff}.bottom-nav-item span{font-size:.7rem;font-weight:700}body{padding-bottom:70px}.main-content{padding:1rem 1rem 2rem}.header{margin-bottom:2rem;padding:.5rem 0}.mobile-app-bar{display:flex;justify-content:space-between;align-items:center;width:100%;margin-bottom:1.5rem}.mobile-logo{display:flex;align-items:center;gap:.75rem;font-weight:800;font-size:1.25rem;color:var(--text-main)}}