* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.register-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 450px;
    width: 100%;
    padding: 40px;
}

.full-screen-center {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0px;
}


.register-header {
    text-align: center;
    margin-bottom: 30px;
}

    .register-header h1 {
        color: #333;
        font-size: 28px;
        margin-bottom: 8px;
    }

    .register-header p {
        color: #666;
        font-size: 14px;
    }

.form-group {
    margin-bottom: 20px;
}

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

    .form-group input {
        width: 100%;
        padding: 12px 16px;
        border: 2px solid #e1e8ed;
        border-radius: 10px;
        font-size: 14px;
        transition: all 0.3s ease;
    }

        .form-group input:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        .form-group input.input-validation-error {
            border-color: #e74c3c;
        }

.text-danger {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

.validation-summary-errors {
    background: #fee;
    border: 1px solid #fcc;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 20px;
}

    .validation-summary-errors ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .validation-summary-errors li {
        color: #c33;
        font-size: 14px;
        margin-bottom: 5px;
    }

.recaptcha-container {
    margin: 20px 0;
    display: flex;
    justify-content: center;
}

.btn-register {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

    .btn-register:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
    }

    .btn-register:active {
        transform: translateY(0);
    }

.login-link {
    text-align: center;
    margin-top: 20px;
    color: #666;
    font-size: 14px;
}

    .login-link a {
        color: #667eea;
        text-decoration: none;
        font-weight: 600;
    }

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

.password-hint {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}

.error-message {
    background: #fee;
    border: 1px solid #fcc;
    color: #c33;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    animation: shake 0.5s;
}