@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";*{box-sizing:border-box;margin:0;padding:0}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root{--primary-blue: #3b82f6;--danger-red: #ef4444;--success-green: #22c55e;--gray-100: #f3f4f6;--gray-500: #6b7280;--gray-700: #374151;--gray-800: #1f2937;--white: #ffffff}body{margin:0;padding:0;font-family:Inter,sans-serif}#root{width:100%;height:100%}.app-container{font-family:Inter,sans-serif;background-color:var(--gray-100);min-height:100vh;color:var(--gray-800)}.spinner-container{display:flex;justify-content:center;align-items:center;height:100%;padding:1rem}.spinner{animation:spin 1s linear infinite;border-radius:50%;width:2.5rem;height:2.5rem;border-top:2px solid var(--primary-blue);border-bottom:2px solid var(--primary-blue);border-left:2px solid transparent;border-right:2px solid transparent}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:50}.modal-content{background-color:var(--white);padding:1.5rem;border-radius:.5rem;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;max-width:90%;width:24rem;text-align:center;border-top-width:4px}.modal-content.success{border-color:var(--success-green)}.modal-content.error{border-color:var(--danger-red)}.modal-content p{margin-bottom:1rem;font-size:1.125rem}.modal-content button{background-color:var(--primary-blue);color:var(--white);font-weight:700;padding:.5rem 1rem;border-radius:.375rem;border:none;cursor:pointer}.modal-content button:hover{background-color:#2563eb}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#60a5fa,#a78bfa);padding:1rem;box-sizing:border-box}.auth-container{width:100%;max-width:24rem;background-color:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:1rem;box-shadow:0 10px 15px -3px #0000001a;padding:2rem;transition:transform .3s ease}.auth-container:hover{transform:translateY(-5px)}.auth-header{text-align:center;margin-bottom:2rem}.auth-header h1{font-size:1.875rem;font-weight:700;color:var(--gray-800)}.auth-header p{color:var(--gray-500)}.auth-error{background-color:#fee2e2;border-left:4px solid var(--danger-red);color:#b91c1c;padding:1rem;margin-bottom:1.5rem;border-radius:.375rem}.auth-form .form-group{margin-bottom:1.5rem}.auth-form label{display:block;font-size:.875rem;font-weight:500;color:var(--gray-700);margin-bottom:.5rem}.auth-form input{width:100%;padding:.75rem 1rem;background-color:#f9fafb;border:1px solid #d1d5db;border-radius:.5rem;box-shadow:inset 0 1px 2px #0000000d;box-sizing:border-box}.auth-form input:focus{outline:2px solid transparent;outline-offset:2px;border-color:var(--primary-blue)}.page-padding{padding:1rem}@media(min-width:640px){.page-padding{padding:1.5rem}}@media(min-width:768px){.page-padding{padding:2rem}}.page-header{font-size:1.875rem;font-weight:700;color:var(--gray-800);margin-bottom:1.5rem}.back-link{color:var(--primary-blue);text-decoration:none;margin-bottom:1.5rem;display:inline-block}.back-link:hover{text-decoration:underline}.card{background-color:var(--white);border-radius:.5rem;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f;padding:1.5rem;margin-bottom:2rem}.card-header{font-size:1.25rem;font-weight:600;color:var(--gray-700);margin-bottom:1rem}.button-group{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:2rem}.table-container{overflow-x:auto}.styled-table{width:100%;font-size:.875rem;text-align:left;color:var(--gray-500);border-collapse:separate;border-spacing:0 8px}.styled-table thead{font-size:.75rem;color:var(--gray-700);text-transform:uppercase}.styled-table th{padding:.75rem 1.5rem}.styled-table tbody tr{background-color:#fff;border-radius:8px;box-shadow:#0000001a 0 1px 3px,#0000000f 0 1px 2px;transition:box-shadow .28s cubic-bezier(.4,0,.2,1),transform .27s cubic-bezier(0,0,.2,1) 0ms}.styled-table tbody tr:hover{background:#f6f9fe;box-shadow:#3c40434d 0 2px 3px,#3c404326 0 6px 10px 4px;transform:translateY(-2px)}.styled-table tbody tr.clickable{cursor:pointer}.styled-table td{padding:.75rem 1.5rem;border:none;vertical-align:middle}.styled-table td:first-child{border-top-left-radius:8px;border-bottom-left-radius:8px}.styled-table td:last-child{border-top-right-radius:8px;border-bottom-right-radius:8px}.form-container{max-width:36rem;margin:0 auto}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--gray-700);margin-bottom:.5rem}.form-input,.form-select,.form-textarea{display:block;width:100%;border-radius:.375rem;border:1px solid #d1d5db;padding:.5rem .75rem;box-sizing:border-box}.tabs-nav{border-bottom:1px solid #e5e7eb;margin-bottom:1.5rem;display:flex}.tab-btn{flex:1;text-align:center;padding:1rem .25rem;border-bottom:2px solid transparent;font-weight:500;font-size:1rem;color:var(--gray-500);cursor:pointer;background:none;border-top:none;border-left:none;border-right:none}.tab-btn:hover{color:var(--gray-700);border-color:#d1d5db}.tab-btn.active{border-color:var(--primary-blue);color:var(--primary-blue)}.tab-btn:disabled{opacity:.5;cursor:not-allowed}.student-row{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.student-row .form-input{flex:1}.remove-btn{padding:.5rem;background-color:var(--danger-red);color:#fff;border-radius:.25rem;border:none;cursor:pointer}.attendance-controls{display:flex;flex-wrap:wrap;align-items:flex-end;gap:1rem;margin-bottom:1.5rem}.attendance-controls>div{flex:1;min-width:150px}.attendance-checkbox{height:1.25rem;width:1.25rem;pointer-events:none}.report-table-container{overflow-x:auto}.report-table{width:100%;border-collapse:collapse}.report-table th,.report-table td{padding:.5rem 1rem;border:1px solid #e5e7eb;text-align:center}.report-table th{background-color:#f9fafb;font-weight:600}.report-table .present{color:var(--success-green);font-weight:500}.report-table .absent{color:var(--danger-red)}.password-strength-meter{display:flex;gap:4px;height:5px;margin-top:8px}.password-strength-meter div{flex:1;height:100%;background-color:#e5e7eb;border-radius:5px;transition:background-color .3s}.password-strength-meter.weak div:nth-child(-n+1){background-color:#ef4444}.password-strength-meter.medium div:nth-child(-n+2){background-color:#f59e0b}.password-strength-meter.strong div:nth-child(-n+3){background-color:#22c55e}.password-strength-meter.very-strong div{background-color:#22c55e}.password-reqs{font-size:.75rem;color:#6b7280;margin-top:8px}.button-18{align-items:center;background-color:#0a66c2;border:0;border-radius:100px;box-sizing:border-box;color:#fff;cursor:pointer;display:inline-flex;font-family:-apple-system,system-ui,system-ui,Segoe UI,Roboto,Helvetica Neue,Fira Sans,Ubuntu,Oxygen,Oxygen Sans,Cantarell,Droid Sans,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,Lucida Grande,Helvetica,Arial,sans-serif;font-size:16px;font-weight:600;justify-content:center;line-height:20px;max-width:480px;min-height:40px;min-width:0px;overflow:hidden;padding:0 20px;text-align:center;touch-action:manipulation;transition:background-color .167s cubic-bezier(.4,0,.2,1) 0s,box-shadow .167s cubic-bezier(.4,0,.2,1) 0s,color .167s cubic-bezier(.4,0,.2,1) 0s;user-select:none;-webkit-user-select:none;vertical-align:middle}.button-18:hover,.button-18:focus{background-color:#16437e;color:#fff}.button-18:active{background:#09223b;color:#ffffffb3}.button-18:disabled{cursor:not-allowed;background:#00000014;color:#0000004d}.button-small{border:none;padding:6px 12px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;margin-right:8px}.button-small:last-child{margin-right:0}.button-small.blue{background-color:#eff6ff;color:#3b82f6}.button-small.blue:hover{background-color:#dbeafe;color:#2563eb}.button-small.red{background-color:#fef2f2;color:#ef4444}.button-small.red:hover{background-color:#fee2e2;color:#dc2626}.button-small.green{background-color:#f0fdf4;color:#22c55e}.button-small.green:hover{background-color:#dcfce7;color:#16a34a}.button-small.orange{background-color:#fff7ed;color:#f97316}.button-small.orange:hover{background-color:#ffedd5;color:#ea580c}.button-small.purple{background-color:#faf5ff;color:#9333ea}.button-small.purple:hover{background-color:#f3e8ff;color:#7e22ce}.landing-page{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#60a5fa,#a78bfa);text-align:center}.landing-page h1{font-size:3rem;color:#fff;margin-bottom:2rem;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.role-selection{display:flex;gap:2rem}.role-card{background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:1rem;padding:3rem;width:200px;text-decoration:none;color:var(--gray-800);box-shadow:0 10px 15px -3px #0000001a;transition:transform .3s,box-shadow .3s}.role-card:hover{transform:translateY(-10px);box-shadow:0 20px 25px -5px #0000001a}.role-card h2{font-size:1.5rem;margin-top:0}.auth-options{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;margin-top:1rem}.auth-options a{color:var(--primary-blue);text-decoration:none}.auth-options a:hover{text-decoration:underline}.input-group{position:relative}.input-group svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--gray-500)}.input-group .form-input{padding-left:35px}.back-link{display:flex;align-items:center;gap:.5rem;position:absolute;top:1.5rem;left:1.5rem;font-weight:500;color:var(--white);text-decoration:none;background-color:#0000001a;padding:.5rem 1rem;border-radius:9999px;transition:background-color .2s}.back-link:hover{background-color:#0003}.back-link svg{transition:transform .2s}.back-link:hover svg{transform:translate(-2px)}