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

:root {
    --deep-blue: #0A66C2;
    --light-blue: #004182;
    --white: #FFFFFF;
    --light-gray: #F3F2EF;
    --dark-gray: #666666;
    --border-color: #E0E0E0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--deep-blue) 0%, var(--light-blue) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    width: 100%;
    padding: 40px;
}

/* Wider container for registration page */
.auth-container.register-container {
    max-width: 700px;
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    margin-bottom: 20px;
}

.logo h1 {
    color: var(--deep-blue);
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.logo span {
    color: var(--dark-gray);
    font-size: 11px;
    font-weight: 400;
    margin-top: 5px;
}

.auth-header h2 {
    color: #333;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
}

.auth-header p {
    color: var(--dark-gray);
    font-size: 14px;
}

.auth-form {
    margin-top: 30px;
}

/* Form Messages */
.form-message {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    animation: slideDown 0.3s ease-out;
}

.form-message i {
    font-size: 18px;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.success i {
    color: #28a745;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-message.error i {
    color: #dc3545;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

.form-group label .required {
    color: #EF4444;
    margin-left: 3px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s;
    background-color: var(--white);
    color: #333;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--deep-blue);
    box-shadow: 0 0 0 3px rgba(10, 102, 194, 0.1);
}

.form-group input::placeholder {
    color: #999;
}

.form-group small {
    display: block;
    color: var(--dark-gray);
    font-size: 12px;
    margin-top: 5px;
    font-style: italic;
}

.form-group select {
    cursor: pointer;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.password-input-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--dark-gray);
    cursor: pointer;
    padding: 5px;
    font-size: 16px;
}

.password-toggle:hover {
    color: var(--deep-blue);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background-color: var(--deep-blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.submit-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    opacity: 0.6;
}

.submit-btn:hover:not(:disabled) {
    background-color: var(--light-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(10, 102, 194, 0.3);
}

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

.form-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.form-footer p {
    color: var(--dark-gray);
    font-size: 14px;
}

.form-footer a {
    color: var(--deep-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.form-footer a:hover {
    color: var(--light-blue);
    text-decoration: underline;
}

.user-type-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}

.user-type-option {
    position: relative;
}

.user-type-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.user-type-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 10px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    background-color: var(--white);
    text-align: center;
}

.user-type-label i {
    font-size: 28px;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.user-type-label span {
    font-size: 13px;
    font-weight: 600;
    color: #333;
}

.user-type-option input[type="radio"]:checked + .user-type-label {
    border-color: var(--deep-blue);
    background-color: #E8F4FC;
}

.user-type-option input[type="radio"]:checked + .user-type-label i,
.user-type-option input[type="radio"]:checked + .user-type-label span {
    color: var(--deep-blue);
}

.user-type-label:hover {
    border-color: var(--deep-blue);
}

/* Disabled user type option */
.user-type-option.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.user-type-option.disabled .user-type-label {
    cursor: not-allowed;
    pointer-events: none;
}

.user-type-label.disabled {
    background-color: #f5f5f5;
    color: #999;
}

.user-type-label small {
    display: block;
    margin-bottom: 20px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--deep-blue);
}

.section-title {
    color: var(--deep-blue);
    font-size: 18px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.alert {
    padding: 12px 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-info {
    background-color: #E8F4FC;
    color: var(--deep-blue);
    border: 1px solid var(--deep-blue);
}

/* Responsive */
@media (max-width: 768px) {
    .auth-container {
        padding: 30px 20px;
    }

    .auth-container.register-container {
        max-width: 100%;
    }

    .logo h1 {
        font-size: 30px;
    }

    .auth-header h2 {
        font-size: 20px;
    }

    .user-type-selector {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .user-type-label {
        flex-direction: row;
        justify-content: flex-start;
        padding: 15px;
    }

    .user-type-label i {
        margin-bottom: 0;
        margin-right: 15px;
        font-size: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .auth-container {
        padding: 25px 15px;
    }
}