.input-disabled {
    background-color: #f0f0f0;
    cursor: not-allowed;
    color: #6b7280;
}

/* Start: Login Button White (Back, Do not received info, Refuse) */
.btn-login-white {
    width: 100%;
    padding: 16px;
    background: var(--white);
    color: var(--black);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.btn-login-white::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.btn-login-white:hover::before {
    left: 100%;
}

.btn-login-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-loginv:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-login-white i {
    transition: transform 0.3s ease;
}

.btn-login-white:hover i {
    transform: translateX(4px);
}

/* End: Login Button White (Back, Do not received info, Refuse) */

.user-info-box {
    display: flex;
    align-items: center;
    border: 1px solid #dcdfe6;
    border-radius: 12px;
    padding: 12px 16px;
    background-color: transparent;
    margin-bottom: 16px;
}

.user-icon {
    font-size: 35px;
    color: #333;
    margin-right: 12px;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-email, .user-username {
    font-size: 14px;
    margin: 0;
}

.user-email {
    font-weight: bold;
    color: #333;
}

.user-username {
    color: #5D6C7B;
}


/* use for validation */
.input-error {
    color: #d9534f;
    font-size: 13px;
    margin-top: 4px;
}

/* error logic code - display on Continue */
.alert-inline {
    background: #fff3cd;
    color: #856404;
    border-left: 4px solid #ffcc00;
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 12px;
    font-size: 14px;
}

/* error system */
.alert-system {
    background: #d9534f;
    color: white;
    padding: 12px 14px;
    border-radius: 6px;
    font-size: 15px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #28a745;
    color: #fff;
    padding: 12px 14px;
    border-radius: 6px;
    font-size: 15px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}