:root{--color-orange-500: #ff8313;--color-purple-400: #8146e5}.attendance-form{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 10px 40px #0003}.hp-field{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:#333;font-size:1.1rem}.form-group input{width:100%;padding:1rem 1.25rem;border:2px solid #e1e5eb;border-radius:8px;font-size:1.25rem;text-align:center;letter-spacing:2px;transition:border-color .2s,box-shadow .2s}.form-group input:focus{outline:none;border-color:var(--color-purple-400);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-purple-400) 15%,transparent)}.form-group .error{display:block;margin-top:.5rem;color:#e53e3e;font-size:.875rem}.location-warning{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:#fef3c7;border:1px solid #f59e0b;border-radius:8px;margin-bottom:1rem;font-size:.875rem;color:#92400e}.offline-warning{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:#fee2e2;border:1px solid #ef4444;border-radius:8px;margin-bottom:1rem;font-size:.875rem;color:#991b1b}.warning-icon{font-size:1.25rem}.submit-button{width:100%;padding:1.25rem;background:linear-gradient(135deg,var(--color-orange-500) 0%,var(--color-purple-400) 100%);color:#fff;border:none;border-radius:8px;font-size:1.25rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px color-mix(in srgb,var(--color-orange-500) 40%,transparent)}.submit-button:disabled{opacity:.7;cursor:not-allowed}.loading-text{display:flex;align-items:center;justify-content:center;gap:.5rem}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.message{margin-top:1rem;padding:1rem;border-radius:8px;text-align:center;font-weight:500;display:flex;align-items:center;justify-content:center;gap:.5rem}.message.success{background:#c6f6d5;color:#276749}.message.error{background:#fed7d7;color:#c53030}.success-icon,.error-icon{font-size:1.25rem;font-weight:700}.captcha-notice{margin-top:1.5rem;font-size:.75rem;color:#718096;text-align:center;line-height:1.5}.captcha-notice a{color:var(--color-purple-400);text-decoration:none}.captcha-notice a:hover{text-decoration:underline}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;background:linear-gradient(135deg,#667eea,#764ba2)}.app-header{text-align:center;color:#fff;margin-bottom:2rem}.app-header h1{font-size:2.5rem;margin-bottom:.5rem;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.app-header p{font-size:1.1rem;opacity:.9}.app-main{width:100%;max-width:400px}.app-error{background:#fed7d7;color:#c53030;padding:2rem;border-radius:12px;text-align:center;max-width:400px}.app-error h2{margin-bottom:.5rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh}