@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
:root{--primary:#4f46e5;--primary-dark:#3730a3;--primary-light:#818cf8;--accent:#06b6d4;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--bg:#0f172a;--bg-card:#1e293b;--bg-card-hover:#253347;--border:#334155;--text:#f1f5f9;--text-muted:#94a3b8;--text-subtle:#64748b;--radius:16px;--radius-sm:10px;--shadow:0 10px 40px -10px #00000080;--shadow-sm:0 4px 20px -5px #0006;--glass-bg:#1e293ba6;--glass-border:#ffffff14}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border)}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg);height:100%;color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,sans-serif}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;outline:none;font-family:inherit}input,select,textarea{font-family:inherit}.container{max-width:1280px;margin:0 auto;padding:0 24px}.page{flex-direction:column;min-height:100vh;display:flex}.navbar{background:var(--glass-bg);border-bottom:1px solid var(--glass-border);z-index:100;-webkit-backdrop-filter:blur(20px);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;height:auto;min-height:72px;padding:12px 32px;display:flex;position:sticky;top:0;box-shadow:0 4px 30px #0000001a}.navbar-brand{align-items:center;gap:12px;display:flex}.navbar-logo{background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}.navbar-title{color:var(--text);font-size:16px;font-weight:700}.navbar-subtitle{color:var(--text-muted);font-size:11px;font-weight:400}.navbar-right{align-items:center;gap:16px;display:flex}.user-badge{color:var(--primary-light);background:#4f46e526;border:1px solid #4f46e54d;border-radius:99px;align-items:center;gap:8px;padding:6px 12px;font-size:13px;font-weight:500;display:flex}.card{border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);background:linear-gradient(145deg,#1e293be6 0%,#161e2ef2 100%);padding:28px;transition:all .3s cubic-bezier(.4,0,.2,1)}.card:hover{border-color:#4f46e566;transform:translateY(-4px);box-shadow:0 12px 40px #4f46e526}.card-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.btn{border-radius:var(--radius-sm);white-space:nowrap;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 12px #4f46e54d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #4f46e580}.btn-secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--primary)}.btn-danger{color:var(--danger);background:#ef444426;border:1px solid #ef44444d}.btn-danger:hover{background:#ef444440}.btn-success{color:var(--success);background:#10b98126;border:1px solid #10b9814d}.btn-success:hover{background:#10b98140}.btn-sm{padding:6px 14px;font-size:12px}.btn-lg{justify-content:center;width:100%;padding:14px 28px;font-size:16px}.form-group{flex-direction:column;gap:6px;margin-bottom:20px;display:flex}.form-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:13px;font-weight:600}.form-input{border-radius:var(--radius-sm);color:var(--text);background:#0f172a80;border:1px solid #ffffff1a;width:100%;padding:14px 16px;font-size:15px;transition:all .3s;box-shadow:inset 0 2px 4px #0000001a}.form-input:focus{border-color:var(--primary-light);background:#0f172acc;outline:none;box-shadow:0 0 0 4px #4f46e526,inset 0 2px 4px #0000001a}.form-input::placeholder{color:var(--text-subtle)}.badge{border-radius:99px;align-items:center;gap:4px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-present{color:var(--success);background:#10b98126;border:1px solid #10b9814d}.badge-absent{color:var(--danger);background:#ef444426;border:1px solid #ef44444d}.badge-primary{color:var(--primary-light);background:#4f46e526;border:1px solid #4f46e54d}.table-wrapper{border-radius:var(--radius);border:1px solid var(--glass-border);background:var(--glass-bg);box-shadow:var(--shadow-sm);overflow-x:auto}table{border-collapse:collapse;width:100%}thead{background:#4f46e51a}th{text-align:left;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border);padding:14px 16px;font-size:12px;font-weight:700}td{color:var(--text);border-bottom:1px solid #33415580;padding:14px 16px;font-size:14px}tr:last-child td{border-bottom:none}tbody tr:hover{background:#4f46e50d}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:32px;display:flex}.page-title{color:var(--text);letter-spacing:-.5px;font-size:26px;font-weight:800}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:15px}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);text-align:center;padding:20px}.stat-number{margin-bottom:6px;font-size:36px;font-weight:800;line-height:1}.stat-label{color:var(--text-muted);font-size:13px;font-weight:500}.attendance-row{border-bottom:1px solid #33415580;justify-content:space-between;align-items:center;padding:14px 20px;transition:background .15s;display:flex}.attendance-row:last-child{border-bottom:none}.attendance-row:hover{background:#4f46e50d}.attendance-name{flex:1;font-size:14px;font-weight:500}.attendance-number{color:var(--text-muted);min-width:24px;margin-right:16px;font-size:13px}.toggle-group{gap:8px;display:flex}.toggle-btn{border:2px solid #0000;border-radius:99px;padding:6px 16px;font-size:13px;font-weight:600;transition:all .2s}.toggle-btn.present{color:#94a3b8;background:#10b9811a;border-color:#0000}.toggle-btn.present.active{color:var(--success);border-color:var(--success);background:#10b98133}.toggle-btn.absent{color:#94a3b8;background:#ef44441a;border-color:#0000}.toggle-btn.absent.active{color:var(--danger);border-color:var(--danger);background:#ef444433}.login-page{background:radial-gradient(ellipse at top left,#4f46e526 0%,transparent 60%),radial-gradient(ellipse at bottom right,#06b6d41a 0%,transparent 60%),var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(24px);border:1px solid var(--glass-border);border-radius:24px;width:100%;max-width:440px;padding:48px;box-shadow:0 24px 60px #0006,inset 0 1px #ffffff1a}.login-logo{background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:16px;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 24px;font-size:30px;display:flex}.login-title{text-align:center;margin-bottom:4px;font-size:22px;font-weight:800}.login-subtitle{color:var(--text-muted);text-align:center;margin-bottom:36px;font-size:14px}.error-box{border-radius:var(--radius-sm);color:var(--danger);text-align:center;background:#ef44441a;border:1px solid #ef44444d;margin-bottom:20px;padding:12px 16px;font-size:14px}.main-content{flex:1;width:100%;max-width:1280px;margin:0 auto;padding:40px 32px}.back-link{color:var(--text-muted);align-items:center;gap:6px;margin-bottom:24px;font-size:14px;transition:color .2s;display:inline-flex}.back-link:hover{color:var(--text)}.date-section{flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:24px;display:flex}.date-section .form-input{max-width:200px}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:90%;max-width:480px;box-shadow:var(--shadow);padding:32px}.modal-title{margin-bottom:20px;font-size:20px;font-weight:700}.modal-actions{justify-content:flex-end;gap:12px;margin-top:24px;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:48px}.empty-state-title{color:var(--text);margin-bottom:8px;font-size:18px;font-weight:600}.empty-state-desc{max-width:300px;margin:0 auto 20px;font-size:14px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.3s forwards fadeIn}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin}.tabs{background:var(--bg);border-radius:var(--radius-sm);border:1px solid var(--border);gap:4px;margin-bottom:24px;padding:4px;display:flex}.tab{text-align:center;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:8px 16px;font-size:13px;font-weight:600;transition:all .2s}.tab.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px #4f46e566}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}::-webkit-scrollbar-thumb:hover{background:var(--text-subtle)}@media (max-width:768px){.main-content{padding:24px 16px}.navbar{flex-direction:column;gap:16px;padding:12px 20px}.navbar-brand{justify-content:center;width:100%}.navbar>div:nth-child(2){border-top:1px solid var(--glass-border);flex-wrap:wrap;order:3;justify-content:center;width:100%;padding-top:12px}.navbar-right{order:2;justify-content:space-between;width:100%}.login-card{border-radius:20px;margin:16px;padding:40px 24px}.page-header{flex-direction:column;align-items:flex-start;gap:12px}.page-title{font-size:24px}.card-grid{grid-template-columns:1fr}}