.ug-auth-box, .ug-profile-box {
    max-width: 440px;
    margin: 40px auto;
    padding: 24px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    border: 1px solid #e2e8f0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.ug-tab-nav {
    display: flex;
    border-bottom: 2px solid #edf2f7;
    margin-bottom: 20px;
}
.ug-tab {
    flex: 1;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: #718096;
}
.ug-tab.active {
    color: #2b6cb0;
    border-bottom: 2px solid #2b6cb0;
    margin-bottom: -2px;
}
.ug-form-panel {
    display: none;
}
.ug-form-panel.active {
    display: block;
}
.ug-field {
    margin-bottom: 16px;
}
.ug-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: #2d3748;
}
.ug-field input[type="text"],
.ug-field input[type="email"],
.ug-field input[type="password"],
.ug-field textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #cbd5e0;
    border-radius: 5px;
    box-sizing: border-box;
}
.ug-btn-submit {
    width: 100%;
    padding: 11px;
    background: #2b6cb0;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
}
.ug-btn-submit:hover {
    background: #2c5282;
}
.ug-msg {
    margin-top: 12px;
    font-size: 13px;
}
.ug-msg.success, .ug-alert.success {
    color: #22543d;
    background: #c6f6d5;
    padding: 8px 12px;
    border-radius: 4px;
}
.ug-msg.error {
    color: #742a2a;
    background: #fed7d7;
    padding: 8px 12px;
    border-radius: 4px;
}
.ug-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}
.ug-btn-logout {
    color: #e53e3e;
    text-decoration: none;
    font-size: 14px;
    margin-left: auto;
}