.container {
        max-width: 800px;
        margin: 60px auto;
        background: white;
        border-radius: 10px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
        overflow: hidden;
    }

    .header {
        background:  linear-gradient(135deg, #06BBCC 0%, #6f9ea6 100%);
        color: white;
        padding: 40px 30px;
        text-align: center;
    }

    .header h1 {
        font-size: 28px;
        margin-bottom: 10px;
    }

    .header p {
        font-size: 14px;
        opacity: 0.9;
    }

    .form-container {
        padding: 40px;
    }

    .info-box {
        background: #e3f2fd;
        border-left: 4px solid #1976d2;
        padding: 15px;
        margin-bottom: 25px;
        border-radius: 5px;
        font-size: 14px;
        color: #0d47a1;
    }

    .form-group {
        margin-bottom: 25px;
    }

    label {
        display: block;
        margin-bottom: 8px;
        color: #333;
        font-weight: 600;
        font-size: 14px;
    }

    .required::after {
        content: " *";
        color: #e74c3c;
    }

    .form-container input[type="text"],
    .form-container input[type="date"],
    .form-container input[type="password"],
    .form-container select {
        display: block;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 12px;
        border: 2px solid #ddd;
        border-radius: 5px;
        background-color: #fff;
        font-size: 14px;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        transition: border-color 0.3s;
    }

    .form-container input[type="text"]:focus,
    .form-container input[type="date"]:focus,
    .form-container input[type="password"]:focus,
    .form-container select:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    }

    .pin-input {
        text-transform: uppercase;
        letter-spacing: 2px;
        font-weight: 600;
    }

    button {
        width: 100%;
        padding: 14px;
        background: linear-gradient(135deg, #667eea 0%, #06bbcc 100%);
        color: white;
        border: none;
        border-radius: 5px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: transform 0.2s, box-shadow 0.2s;
        margin-top: 10px;
    }

    button:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
    }

    button:disabled {
        opacity: 0.6;
        cursor: not-allowed;
        transform: none;
    }

    .error-message {
        display: none;
        background: #f8d7da;
        color: #721c24;
        padding: 15px;
        border-radius: 5px;
        margin-bottom: 20px;
        border: 1px solid #f5c6cb;
        font-size: 14px;
    }

    .success-message {
        display: none;
        background: #d4edda;
        color: #155724;
        padding: 15px;
        border-radius: 5px;
        margin-bottom: 20px;
        border: 1px solid #c3e6cb;
        font-size: 14px;
    }

    .help-text {
        font-size: 12px;
        color: #666;
        margin-top: 5px;
    }

    .back-link {
        text-align: center;
        margin-top: 20px;
    }

    .back-link a {
        color: #667eea;
        text-decoration: none;
        font-size: 14px;
    }

    .back-link a:hover {
        text-decoration: underline;
    }

    @media (max-width: 600px) {
        .container {
            margin: 20px auto;
        }

        .form-container {
            padding: 25px;
        }

        .header {
            padding: 30px 20px;
        }

        .header h1 {
            font-size: 24px;
        }
    }